component
H7550-H#
Public Made by Adomby adom
Shanghai Siproin Microelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-3. Pinout settled in review by an AI reviewer against the manufacturer's datasheet, KiCad symbol/footprint/3D.
← Commit history
Publish 0.3.0
11 files changed
+360−375
README.md+34−26@@ -2,15 +2,15 @@ **Shanghai Siproin Microelectronics** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-3 -H7550-H# from Shanghai Siproin Microelectronics, in a SOT-23-3. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.+H7550-H# from Shanghai Siproin Microelectronics, in a SOT-23-3. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model). Symbol, footprint, and 3D from KiCad-official CAD. ## Pinout | Pin | Name | Type | Function | |---|---|---|---|-| 1 | GND | power_in | Device ground and negative supply reference. Connect to the common/single-point ground return of the regulator. |-| 2 | VIN | power_in | Unregulated supply input. Operating input range 4.75V to 40V (absolute maximum 45V). A 10µF input capacitor (C1) to GND is recommended. |-| 3 | VOUT | power_out | Regulated 5.0V output (±2% tolerance). Typical output current 100mA, short-circuit current ~180mA. A 10µF output capacitor (C2) to GND is required for stability. |+| 1 | GND | power_in | Ground. |+| 2 | VOUT | power_out | Regulated output. |+| 3 | VIN | power_in | Supply input. | ## Key specifications @@ -21,13 +21,35 @@ H7550-H# from Shanghai Siproin Microelectronics, in a SOT-23-3. Pinout and pin d | Category | PMIC | | Pins | 3 | -## Ordering variants--Same part, different packaging or reel option.--- `H7550-H#T`-- `H7550-H#P`-- `H7550-H#M`+## Electrical characteristics++Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).++| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |+|---|---|---|---|---|---|---|---|+| Input voltage range | VIN | 4.75 | | 40 | V | IOUT = 10mA | 3 |+| Output voltage (5.0V variant) | △VOUT | 4.9 | 5 | 5.1 | V | VIN = 12V, IOUT = 10mA | 3 |+| Quiescent current | IQ | | 4 | 6 | µA | VIN = 7V, IOUT = 0 | 3 |+| Quiescent current | IQ | | 4.6 | 6.7 | µA | VIN = 24V, IOUT = 0 | 3 |+| Quiescent current | IQ | | 5.4 | 8.2 | µA | VIN = 40V, IOUT = 0 | 3 |+| Dropout voltage | VDROP | | 60 | 90 | mV | IOUT = 10mA | 3 |+| Dropout voltage | VDROP | | 600 | 900 | mV | IOUT = 100mA | 3 |+| Line regulation | △VLINE | | 0.02 | 0.03 | %/V | VIN = 7 ~ 24V, VOUT = 5V, IOUT = 1mA | 3 |+| Line regulation | △VLINE | | 0.08 | 0.1 | %/V | VIN = 7 ~ 45V, VOUT = 5V, IOUT = 1mA | 3 |+| Load regulation | △VLOAD | | 19 | 37 | m | VIN = 7V, IOUT = 1 ~ 100mA | 3 |+| Output noise voltage | eNO | -100 | | 100 | µVRMS | 10Hz to 100kHz, COUT = 10 µF, IOUT = 10mA | 3 |+| Temperature coefficient | ΔVO/ΔT | -0.5 | | 0.5 | mV/℃ | | 3 |+| Supply voltage | | -0.3 | | 45 | V | | 2 |+| Operating temperature | | -40 | | 85 | ℃ | | 2 |+| Storage temperature | | -50 | | 125 | ℃ | | 2 |+| Thermal resistance, junction to ambient | θJA | | | 500 | ℃/W | SOT23; assume no ambient airflow, no heat sink | 2 |+| Power dissipation | PD | | | 0.2 | W | SOT23; Ta = 25℃ | 2 |+| Maximum output current | IOUT_PK | | 190 | | m | VIN = 12V, RL = 1Ω | 3 |+| Short current | ISHORT | | 180 | | mA | VOUT short to GND with 1Ω (1ms pulse), VIN = 40V | 3 |+| Power supply rejection rate | PSRR | | 60 | | dB | VIN = 10V, VPP = 0.5V, IOUT = 1mA, F = 100Hz | 3 |+| Power supply rejection rate | PSRR | | 50 | | dB | VIN = 10V, VPP = 0.5V, IOUT = 1mA, F = 1kHz | 3 |+| Power supply rejection rate | PSRR | | 40 | | dB | VIN = 10V, VPP = 0.5V, IOUT = 1mA, F = 10kHz | 3 |+| Thermal shutdown threshold | TSD | | 165 | | ℃ | VIN = 12V, IOUT = 1mA | 3 | ## CAD (KiCad official) @@ -36,25 +58,11 @@ Same part, different packaging or reel option. - 3D model: SOT-23-3 (KiCad packages3D, STEP) - 3D model files: `h7550-h-etched.step` / `h7550-h-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `h7550-h.step` / `h7550-h.glb` are the bare package body. -## 3D model downloads--Two STEP files. Same geometry, different body top:--| File | Size | Use it when |-|---|---|---|-| [`h7550-h.step`](h7550-h.step) | 59 KB | You want the bare part, or you mark your own boards. |-| [`h7550-h-etched.step`](h7550-h-etched.step) | 1.4 MB | You want the part with `H7550-H#` already on it. |--The marking in the etched file is real recessed geometry cut into the solid, not a-texture or a decal: 347 faces against 69 in the bare model. It-survives export, section views, and rendering in any CAD tool, and it drops straight-into KiCad or Fusion with no extra setup.- ## Provenance Data extracted from the manufacturer datasheet, not a distributor listing: -- **Datasheet:** [Shanghai Siproin Microelectronics datasheet](docs/h7550-h-datasheet.pdf) (11 pp, sha256 `942d23c6184c5e31`, retrieved 2026-08-17, tier: lcsc)+- **Datasheet:** [Shanghai Siproin Microelectronics datasheet](docs/h7550-h-datasheet.pdf) (11 pp, sha256 `942d23c6184c5e31`, retrieved 2026-11-13, tier: manufacturer) - **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate. - **CAD:** KiCad official libraries (CC-BY-SA 4.0).
docs/hero.png⋯ 1 unchanged line ⋯
h7550-h-hero.glbadded⋯ 1 unchanged line ⋯
h7550-h-hero.overlay.jsonadded+155@@ -0,0 +1,155 @@+{+ "spec": "adom-hero 1.4",+ "mpn": "H7550-H#",+ "kind": "component + footprint reference art",+ "board_use": false,+ "plane_z_mm": -0.02,+ "units": "metre",+ "upAxis": "Z",+ "layers": {+ "pad_outlines": {+ "material": "Footprint pads - teal dashed outlines - 50 percent opacity",+ "rgba": [+ 0.0,+ 0.902,+ 0.863,+ 0.5+ ],+ "pads": 3,+ "span_mm": 3.6,+ "dash_mm": 0.12,+ "gap_mm": 0.072,+ "pad_stroke_mm": 0.03+ },+ "silkscreen": {+ "material": "Silkscreen reference lines - 30 percent opacity",+ "rgba": [+ 0.92,+ 0.96,+ 1.0,+ 0.3+ ],+ "footprint_items": 8,+ "pin1": {+ "source": "footprint silkscreen",+ "pad": "1"+ }+ },+ "signal_names": {+ "material": "Signal names - 50 percent opacity",+ "rgba": [+ 0.92,+ 0.96,+ 1.0,+ 0.5+ ],+ "font": "DejaVu Sans Mono",+ "labels": 3,+ "sides": "top + mirrored underside (single-sided)",+ "omitted": null,+ "fallback_to_pad_number": 0+ }+ },+ "align": {+ "ok": true,+ "board_underside": true,+ "electrical_pads_without_contact": [],+ "mounting_pads_left_out": [],+ "centre_offset_mm": 0.0,+ "over_pads": true,+ "tolerance_mm": 0.288,+ "orientation_flipped": false,+ "contacts_bbox_mm": [+ -1.25,+ 1.25,+ -1.15,+ 1.15+ ],+ "pads_bbox_mm": [+ -1.8,+ 1.8,+ -1.25,+ 1.25+ ],+ "seating_z_mm": 0.0+ },+ "sources": {+ "glb": "h7550-h-etched.glb",+ "glb_sha256": "a2e426e44b0cea05ed1b268d13d5d2e77edd4389f4d7abed5f850ae7c36906b7",+ "footprint": "h7550-h.kicad_mod",+ "footprint_sha256": "2a1965f25dd170a876bb343d2a7cba4e69eebb04950f884971d672fd6ead5748",+ "pins": "page.json component.pins",+ "pins_sha256": "951a0e3b0eb4b77681f5f7dae1b10fb15806a7ca6d32f68c6f6c7b1b7cc258ba"+ },+ "generator": "factory/hero_glb.py",+ "labels": [+ {+ "pad": "1",+ "text": "GND",+ "x": -1.95,+ "y": -0.95,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "2",+ "text": "VOUT",+ "x": -1.95,+ "y": 0.95,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "3",+ "text": "VIN",+ "x": 1.95,+ "y": 0.0,+ "align": "left",+ "vertical": false,+ "h": 0.6+ }+ ],+ "pads": [+ {+ "number": "1",+ "shape": "roundrect",+ "center_mm": [+ -1.1375,+ -0.95+ ],+ "size_mm": [+ 1.325,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "2",+ "shape": "roundrect",+ "center_mm": [+ -1.1375,+ 0.95+ ],+ "size_mm": [+ 1.325,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "3",+ "shape": "roundrect",+ "center_mm": [+ 1.1375,+ 0.0+ ],+ "size_mm": [+ 1.325,+ 0.6+ ],+ "rot": 0.0+ }+ ]+}
h7550-h.kicad_mod+6−144@@ -113,150 +113,6 @@ (fill yes) (layer "F.SilkS") )- (fp_line- (start -2.05 -1.5)- (end -1.05 -1.5)- (stroke- (width 0.05)- (type solid)- )- (layer "F.CrtYd")- )- (fp_line- (start -2.05 -0.39)- (end -2.05 -1.5)- (stroke- (width 0.05)- (type solid)- )- (layer "F.CrtYd")- )- (fp_line- (start -2.05 0.39)- (end -1.05 0.39)- (stroke- (width 0.05)- (type solid)- )- (layer "F.CrtYd")- )- (fp_line- (start -2.05 1.5)- (end -2.05 0.39)- (stroke- (width 0.05)- (type solid)- )- (layer "F.CrtYd")- )- (fp_line- (start -1.05 -1.7)- (end 1.05 -1.7)- (stroke- (width 0.05)- (type solid)- )- (layer "F.CrtYd")- )- (fp_line- (start -1.05 -1.5)- (end -1.05 -1.7)- (stroke- (width 0.05)- (type solid)- )- (layer "F.CrtYd")- )- (fp_line- (start -1.05 -0.39)- (end -2.05 -0.39)- (stroke- (width 0.05)- (type solid)- )- (layer "F.CrtYd")- )- (fp_line- (start -1.05 0.39)- (end -1.05 -0.39)- (stroke- (width 0.05)- (type solid)- )- (layer "F.CrtYd")- )- (fp_line- (start -1.05 1.5)- (end -2.05 1.5)- (stroke- (width 0.05)- (type solid)- )- (layer "F.CrtYd")- )- (fp_line- (start -1.05 1.7)- (end -1.05 1.5)- (stroke- (width 0.05)- (type solid)- )- (layer "F.CrtYd")- )- (fp_line- (start 1.05 -1.7)- (end 1.05 -0.55)- (stroke- (width 0.05)- (type solid)- )- (layer "F.CrtYd")- )- (fp_line- (start 1.05 -0.55)- (end 2.05 -0.55)- (stroke- (width 0.05)- (type solid)- )- (layer "F.CrtYd")- )- (fp_line- (start 1.05 0.55)- (end 1.05 1.7)- (stroke- (width 0.05)- (type solid)- )- (layer "F.CrtYd")- )- (fp_line- (start 1.05 1.7)- (end -1.05 1.7)- (stroke- (width 0.05)- (type solid)- )- (layer "F.CrtYd")- )- (fp_line- (start 2.05 -0.55)- (end 2.05 0.55)- (stroke- (width 0.05)- (type solid)- )- (layer "F.CrtYd")- )- (fp_line- (start 2.05 0.55)- (end 1.05 0.55)- (stroke- (width 0.05)- (type solid)- )- (layer "F.CrtYd")- ) (fp_poly (pts (xy -0.4 -1.45)@@ -312,4 +168,10 @@ (xyz 0 0 0) ) )+ (fp_poly+ (pts (xy -2.05 -1.50) (xy -1.05 -1.50) (xy -1.05 -1.70) (xy 1.05 -1.70) (xy 1.05 -0.55) (xy 2.05 -0.55) (xy 2.05 0.55) (xy 1.05 0.55) (xy 1.05 1.70) (xy -1.05 1.70) (xy -1.05 1.50) (xy -2.05 1.50))+ (stroke (width 0.05) (type solid))+ (fill no)+ (layer "F.CrtYd")+ ) )
h7550-h.kicad_sym+4−4@@ -12,12 +12,12 @@ (name "GND" (effects (font (size 1.27 1.27)))) (number "1" (effects (font (size 1.27 1.27)))) )- (pin power_in line (at -17.78 -2.54 0) (length 5.08)- (name "VIN" (effects (font (size 1.27 1.27))))+ (pin power_out line (at -17.78 -2.54 0) (length 5.08)+ (name "VOUT" (effects (font (size 1.27 1.27)))) (number "2" (effects (font (size 1.27 1.27)))) )- (pin power_out line (at 17.78 0.00 180) (length 5.08)- (name "VOUT" (effects (font (size 1.27 1.27))))+ (pin power_in line (at 17.78 0.00 180) (length 5.08)+ (name "VIN" (effects (font (size 1.27 1.27)))) (number "3" (effects (font (size 1.27 1.27)))) ) )
h7550-h.lbr+7−14@@ -50,7 +50,7 @@ <layer number="98" name="Guide" color="6" fill="1" visible="yes" active="yes"/> </layers> <library>-<description>Shanghai Siproin Microelectronics H7550 H Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-3</description>+<description></description> <packages> <package name="SOT-23-3"> <description>3 pads, 3.6 x 2.5 mm. SOT, 3 Pin</description>@@ -82,7 +82,6 @@ </packages> <symbols> <symbol name="H7550-H#">- <description>Shanghai Siproin Microelectronics H7550 H Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-3</description> <wire x1="-12.7" y1="2.54" x2="12.7" y2="2.54" width="0.254" layer="94"/> <wire x1="12.7" y1="2.54" x2="12.7" y2="-5.08" width="0.254" layer="94"/> <wire x1="12.7" y1="-5.08" x2="-12.7" y2="-5.08" width="0.254" layer="94"/>@@ -90,13 +89,13 @@ <text x="0.0000" y="5.0800" size="1.27" layer="95" align="center">>NAME</text> <text x="0.0000" y="-7.6200" size="1.27" layer="96" align="center">>VALUE</text> <pin name="GND" x="-17.78" y="0" length="middle" direction="pwr"/>- <pin name="VIN" x="-17.78" y="-2.54" length="middle" direction="pwr"/>- <pin name="VOUT" x="17.78" y="0" length="middle" direction="out" rot="R180"/>+ <pin name="VOUT" x="-17.78" y="-2.54" length="middle" direction="out"/>+ <pin name="VIN" x="17.78" y="0" length="middle" direction="pwr" rot="R180"/> </symbol> </symbols> <devicesets> <deviceset name="H7550-H#" prefix="U">- <description>Shanghai Siproin Microelectronics H7550 H Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-3</description>+ <description></description> <gates> <gate name="G$1" symbol="H7550-H#" x="0" y="0"/> </gates>@@ -104,16 +103,10 @@ <device name="" package="SOT-23-3"> <connects> <connect gate="G$1" pin="GND" pad="1"/>- <connect gate="G$1" pin="VIN" pad="2"/>- <connect gate="G$1" pin="VOUT" pad="3"/>+ <connect gate="G$1" pin="VOUT" pad="2"/>+ <connect gate="G$1" pin="VIN" pad="3"/> </connects>- <technologies>- <technology name="">- <attribute name="MPN" value="H7550-H#" constant="no"/>- <attribute name="MANUFACTURER" value="Shanghai Siproin Microelectronics H7550 H" constant="no"/>- <attribute name="LCSC_PN" value="C277875" constant="no"/>- </technology>- </technologies>+ <technologies><technology name=""/></technologies> </device> </devices> </deviceset>
package.json+120−27@@ -1,12 +1,14 @@ { "slug": "h7550-h",- "version": "0.2.1",+ "version": "0.3.0", "type": "component",- "description": "Shanghai Siproin Microelectronics H7550 H Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-3. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "description": "Shanghai Siproin Microelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-3. Pinout settled in review by an AI reviewer against the manufacturer's datasheet, KiCad symbol/footprint/3D.", "tags": [ "component", "pmic",- "h7550-h#"+ "h7550-h#",+ "factory-2.0.0",+ "extractor-text" ], "dependencies": {}, "hero": {@@ -20,34 +22,125 @@ "h7550-h.kicad_mod", "h7550-h.glb", "h7550-h.step",- "h7550-h-etched.step", "h7550-h.lbr", "docs/hero.png", "docs/h7550-h-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html",- "pads.json",- "h7550-h-etched.glb"+ "h7550-h-hero.glb",+ "h7550-h-hero.overlay.json" ],- "metadata": {- "characteristics": {- "version": 1,- "source": "datasheet",- "rows": [- {- "name": "Input voltage",- "symbol": "VIN",- "kind": "absolute_maximum",- "unit": "V",- "min": -0.3,- "typ": null,- "max": 45,- "conditions": "",- "source_page": 2,- "source": "datasheet"- }- ]- }- },- "visibility": "public"+ "component": {+ "mpn": "H7550-H#",+ "manufacturer": "Shanghai Siproin Microelectronics",+ "package": "SOT-23-3",+ "pin_count": 3,+ "category": "PMIC",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3c42a42d8c312486224cb49ce0ef78ad.pdf",+ "parts": {+ "symbol": "h7550-h.kicad_sym",+ "footprint": "h7550-h.kicad_mod",+ "model_3d": "h7550-h-hero.glb",+ "model_3d_plain": "h7550-h.glb",+ "model_3d_step": "h7550-h-etched.step",+ "model_3d_step_plain": "h7550-h.step",+ "lbr": "h7550-h.lbr"+ },+ "distributor_links": {+ "lcsc": "C277875"+ },+ "distributor_check": {+ "checked_at": "2026-11-13T08:46:46Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": null,+ "status": "no match"+ },+ "mouser": {+ "pn": null,+ "status": "no match"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "GND",+ "type": "power_in",+ "description": "Ground."+ },+ {+ "number": "2",+ "name": "VOUT",+ "type": "power_out",+ "description": "Regulated output."+ },+ {+ "number": "3",+ "name": "VIN",+ "type": "power_in",+ "description": "Supply input."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://datasheet.lcsc.com/datasheet/pdf/3c42a42d8c312486224cb49ce0ef78ad.pdf",+ "pages": 11,+ "sha256": "942d23c6184c5e31",+ "source_tier": "mfr"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 3,+ "described": 3,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "h7550-h.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 2.5,+ 3.0,+ 1.2+ ],+ "zmin_mm": 0.0,+ "centre_offset_mm": 0.0,+ "footprint_binding": "identity",+ "sha256": "16964b14f93e6c778288a0c110b35f670fab733109c26f0da7dfc07cc3350040",+ "checked": "2026-11-13",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "h7550-h-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 2.5,+ 3.0,+ 1.2+ ],+ "zmin_mm": 0.0,+ "centre_offset_mm": 0.0,+ "footprint_binding": "identity",+ "sha256": "54d6c6c9b7670d1a7667bc1ac3486ae02d35b3fb633f822d927c8e3e6fbaa5ec",+ "checked": "2026-11-13",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ } }
page.json+32−30@@ -4,16 +4,18 @@ "slug": "h7550-h", "title": "H7550-H#", "brief": "Shanghai Siproin Microelectronics H7550 H Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-3. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",- "version": "0.2.1",+ "version": "0.3.0", "license": "CC-BY-SA-4.0", "tags": [ "component", "pmic",- "h7550-h#"+ "h7550-h#",+ "factory-2.0.0",+ "extractor-text" ], "component": { "mpn": "H7550-H#",- "manufacturer": "Shanghai Siproin Microelectronics H7550 H",+ "manufacturer": "Shanghai Siproin Microelectronics", "package": "SOT-23-3", "pin_count": 3, "category": "PMIC",@@ -22,7 +24,7 @@ "parts": { "symbol": "h7550-h.kicad_sym", "footprint": "h7550-h.kicad_mod",- "model_3d": "h7550-h-etched.glb",+ "model_3d": "h7550-h-hero.glb", "model_3d_plain": "h7550-h.glb", "model_3d_step": "h7550-h-etched.step", "model_3d_step_plain": "h7550-h.step",@@ -31,24 +33,36 @@ "distributor_links": { "lcsc": "C277875" },+ "distributor_check": {+ "checked_at": "2026-11-13T08:46:46Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": null,+ "status": "no match"+ },+ "mouser": {+ "pn": null,+ "status": "no match"+ }+ }, "pins": [ { "number": "1", "name": "GND", "type": "power_in",- "description": "Device ground and negative supply reference. Connect to the common/single-point ground return of the regulator."+ "description": "Ground." }, { "number": "2",- "name": "VIN",- "type": "power_in",- "description": "Unregulated supply input. Operating input range 4.75V to 40V (absolute maximum 45V). A 10µF input capacitor (C1) to GND is recommended."+ "name": "VOUT",+ "type": "power_out",+ "description": "Regulated output." }, { "number": "3",- "name": "VOUT",- "type": "power_out",- "description": "Regulated 5.0V output (±2% tolerance). Typical output current 100mA, short-circuit current ~180mA. A 10µF output capacitor (C2) to GND is required for stability."+ "name": "VIN",+ "type": "power_in",+ "description": "Supply input." } ], "provenance": {@@ -57,7 +71,7 @@ "url": "https://datasheet.lcsc.com/datasheet/pdf/3c42a42d8c312486224cb49ce0ef78ad.pdf", "pages": 11, "sha256": "942d23c6184c5e31",- "source_tier": "lcsc"+ "source_tier": "mfr" }, "cad": "KiCad official (CC-BY-SA 4.0)", "pins": {@@ -71,17 +85,6 @@ "symbol": "viewers/symbol.html", "footprint": "viewers/footprint.html" },- "pin1": {- "pad": "1",- "at": [- -1.1375,- -0.95- ],- "corner": "top-left",- "source": "silk-marker",- "derived_from": "SOT-23-3@sha256:ab2ce7041629a2c0",- "mark": "drawn"- }, "models_3d": [ { "file": "h7550-h.step",@@ -99,7 +102,7 @@ "centre_offset_mm": 0, "footprint_binding": "identity", "sha256": "16964b14f93e6c778288a0c110b35f670fab733109c26f0da7dfc07cc3350040",- "checked": "2026-10-07",+ "checked": "2026-11-13", "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)" }, {@@ -117,8 +120,8 @@ "zmin_mm": 0, "centre_offset_mm": 0, "footprint_binding": "identity",- "sha256": "4382f4b00446d36edfe41408fdfc65f6cc36265dfbfedbe6387f768c5e94b104",- "checked": "2026-10-07",+ "sha256": "54d6c6c9b7670d1a7667bc1ac3486ae02d35b3fb633f822d927c8e3e6fbaa5ec",+ "checked": "2026-11-13", "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)" } ]@@ -169,14 +172,13 @@ "h7550-h.kicad_mod", "h7550-h.glb", "h7550-h.step",- "h7550-h-etched.step", "h7550-h.lbr", "docs/hero.png", "docs/h7550-h-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html",- "pads.json",- "h7550-h-etched.glb"+ "h7550-h-hero.glb",+ "h7550-h-hero.overlay.json" ], "visibility": "public", "variants": [@@ -194,6 +196,6 @@ } ], "updated_at": "2026-09-24T21:28:35.057Z",- "description": "Shanghai Siproin Microelectronics H7550 H Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-3. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "description": "Shanghai Siproin Microelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-3. Pinout settled in review by an AI reviewer against the manufacturer's datasheet, KiCad symbol/footprint/3D.", "org": "adom" }
viewers/footprint.html+1−65@@ -1,65 +1 @@-<!doctype html><html lang=en><head><meta charset=utf-8>-<meta name=viewport content="width=device-width,initial-scale=1"><title>RAY/H7550-H footprint</title>-<style>-:root{--bg:#0d1117;--panel:#161b22;--edge:#30363d;--ink:#e6edf3;--mut:#8b949e;--acc:#00b8b0;--accb:#00e6dc;--hi:#6ea8fe}-*{box-sizing:border-box;margin:0}html,body{height:100%}-body{background:var(--bg);color:var(--ink);font-family:'Satoshi',system-ui,sans-serif;display:flex;flex-direction:column}-.bar{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:8px 11px;border-bottom:1px solid var(--edge);flex:none}-.bar .h{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--mut);font-weight:700}-.bar .sp{flex:1}-.lyrtog{display:inline-flex;align-items:center;gap:6px;font-size:11px;color:var(--mut);background:#1a2130;border:1px solid var(--edge);border-radius:999px;padding:3px 9px;cursor:pointer;user-select:none}-.lyrtog.on{color:var(--ink);border-color:#485162}.lyrtog:not(.on){opacity:.5}-.lyrtog .d{width:8px;height:8px;border-radius:50%;background:#485162}-.stage{flex:1;min-height:0;position:relative;overflow:hidden;background:var(--bg);cursor:grab;touch-action:none}-.stage.drag{cursor:grabbing}-.stage svg{position:absolute;inset:0;width:100%;height:100%}-.pingroup,.pad{cursor:pointer}-.pingroup.hi .pinvis{stroke:var(--hi)!important;stroke-width:7}-rect.pad.hi{stroke:var(--hi);stroke-width:.15;paint-order:stroke}-.lyr-off{display:none}-#tip{position:fixed;z-index:99;pointer-events:none;display:none;max-width:250px;background:#0d1117;border:1px solid var(--acc);border-radius:8px;padding:7px 10px;box-shadow:0 8px 26px #000a}-#tip .tn{font:700 12px ui-monospace,monospace;color:var(--accb)}-#tip .tt{font-size:10px;text-transform:uppercase;letter-spacing:.04em;color:var(--mut);margin-top:1px}-#tip .td{font-size:11px;color:var(--ink);margin-top:5px;line-height:1.4}-</style></head><body>-<div class=bar><span class=h>PCB footprint</span><span class=sp></span><button class="lyrtog on" data-lyr="copper"><span class="d" style="background:#e35d5d"></span>Copper</button><button class="lyrtog on" data-lyr="silk"><span class="d" style="background:#e6edf3"></span>Silkscreen</button><button class="lyrtog" data-lyr="fab"><span class="d" style="background:#8b949e"></span>Fab</button><button class="lyrtog" data-lyr="courtyard"><span class="d" style="background:#bc8cff"></span>Courtyard</button></div>-<div class=stage id=stage><svg xmlns='http://www.w3.org/2000/svg' viewBox='-2.450 -2.100 4.900 4.200' style='width:100%;height:100%'><line class='ly-silk' x1='-0.910' y1='-1.560' x2='0.910' y2='-1.560' stroke='#d8b4fe' stroke-width='0.120'/><line class='ly-silk' x1='-0.910' y1='-1.510' x2='-0.910' y2='-1.560' stroke='#d8b4fe' stroke-width='0.120'/><line class='ly-silk' x1='-0.910' y1='0.390' x2='-0.910' y2='-0.390' stroke='#d8b4fe' stroke-width='0.120'/><line class='ly-silk' x1='-0.910' y1='1.560' x2='-0.910' y2='1.510' stroke='#d8b4fe' stroke-width='0.120'/><line class='ly-silk' x1='0.910' y1='-1.560' x2='0.910' y2='-0.560' stroke='#d8b4fe' stroke-width='0.120'/><line class='ly-silk' x1='0.910' y1='0.560' x2='0.910' y2='1.560' stroke='#d8b4fe' stroke-width='0.120'/><line class='ly-silk' x1='0.910' y1='1.560' x2='-0.910' y2='1.560' stroke='#d8b4fe' stroke-width='0.120'/><line class='ly-courtyard' x1='-2.050' y1='-1.500' x2='-1.050' y2='-1.500' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-2.050' y1='-0.390' x2='-2.050' y2='-1.500' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-2.050' y1='0.390' x2='-1.050' y2='0.390' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-2.050' y1='1.500' x2='-2.050' y2='0.390' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-1.050' y1='-1.700' x2='1.050' y2='-1.700' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-1.050' y1='-1.500' x2='-1.050' y2='-1.700' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-1.050' y1='-0.390' x2='-2.050' y2='-0.390' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-1.050' y1='0.390' x2='-1.050' y2='-0.390' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-1.050' y1='1.500' x2='-2.050' y2='1.500' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-1.050' y1='1.700' x2='-1.050' y2='1.500' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='1.050' y1='-1.700' x2='1.050' y2='-0.550' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='1.050' y1='-0.550' x2='2.050' y2='-0.550' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='1.050' y1='0.550' x2='1.050' y2='1.700' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='1.050' y1='1.700' x2='-1.050' y2='1.700' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='2.050' y1='-0.550' x2='2.050' y2='0.550' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='2.050' y1='0.550' x2='1.050' y2='0.550' stroke='#4ade80' stroke-width='0.050'/><rect class='ly-copper pad' data-num='1' data-name='GND' x='-1.800' y='-1.250' width='1.325' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-1.137' y='-0.950' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>1</text><rect class='ly-copper pad' data-num='2' data-name='VIN' x='-1.800' y='0.650' width='1.325' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-1.137' y='0.950' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>2</text><rect class='ly-copper pad' data-num='3' data-name='VOUT' x='0.475' y='-0.300' width='1.325' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='1.137' y='0.000' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>3</text><polygon class='ly-silk adom-pin1' points='-1.450,-0.380 -1.210,-0.050 -1.690,-0.050' fill='#d8b4fe' stroke='none'><title>pin 1</title></polygon></svg></div>-<div id=tip></div>-<script>-var KIND="footprint", MPN="RAY/H7550-H", PINS=[{"desc":"","name":"GND","number":"1","type":""},{"desc":"","name":"VIN","number":"2","type":""},{"desc":"","name":"VOUT","number":"3","type":""}];-var byNum={}; PINS.forEach(function(p){byNum[String(p.number)]=p;});-var stage=document.getElementById('stage'), svg=stage.querySelector('svg'), tip=document.getElementById('tip');-// ---- pan/zoom -----var vb=(svg.getAttribute('viewBox')||'0 0 100 100').split(/\s+/).map(Number), base=vb.slice();-function setVB(){svg.setAttribute('viewBox',vb.join(' '));}-stage.addEventListener('wheel',function(e){e.preventDefault();var r=stage.getBoundingClientRect();var mx=(e.clientX-r.left)/r.width,my=(e.clientY-r.top)/r.height;var f=e.deltaY<0?0.88:1.14;var nw=vb[2]*f,nh=vb[3]*f;vb[0]+=(vb[2]-nw)*mx;vb[1]+=(vb[3]-nh)*my;vb[2]=nw;vb[3]=nh;setVB();},{passive:false});-var pan=null;-stage.addEventListener('pointerdown',function(e){pan={x:e.clientX,y:e.clientY};stage.classList.add('drag');stage.setPointerCapture(e.pointerId);});-stage.addEventListener('pointermove',function(e){if(!pan)return;var r=stage.getBoundingClientRect();vb[0]-=(e.clientX-pan.x)/r.width*vb[2];vb[1]-=(e.clientY-pan.y)/r.height*vb[3];pan={x:e.clientX,y:e.clientY};setVB();});-function endPan(){pan=null;stage.classList.remove('drag');}-stage.addEventListener('pointerup',endPan);stage.addEventListener('pointerleave',endPan);-stage.addEventListener('dblclick',function(){vb=base.slice();setVB();});-// ---- cross-highlight bus -----function els(n){return [].slice.call(document.querySelectorAll('[data-num="'+n+'"]'));}-function clearHi(){[].slice.call(document.querySelectorAll('.hi')).forEach(function(e){e.classList.remove('hi');});}-function hi(n){els(n).forEach(function(e){e.classList.add('hi');});}-function post(n){try{parent.postMessage({type:'lbr-hover',pin:n===null?null:String(n),mpn:MPN},'*');}catch(_){}}-function showTip(n,x,y){var p=byNum[String(n)];if(!p)return;tip.innerHTML='<span class=tn></span><div class=tt></div><div class=td></div>';tip.querySelector('.tn').textContent=n+' '+(p.name||'');tip.querySelector('.tt').textContent=p.type||'';var d=p.desc||'';if(d)tip.querySelector('.td').textContent=d;else tip.querySelector('.td').style.display='none';tip.style.display='block';tip.style.left=(x+14)+'px';tip.style.top=(y+12)+'px';}-[].slice.call(document.querySelectorAll('.pingroup,.pad')).forEach(function(g){- var n=g.getAttribute('data-num');- g.addEventListener('mouseenter',function(e){clearHi();hi(n);post(n);showTip(n,e.clientX,e.clientY);});- g.addEventListener('mousemove',function(e){tip.style.left=(e.clientX+14)+'px';tip.style.top=(e.clientY+12)+'px';});- g.addEventListener('mouseleave',function(){clearHi();post(null);tip.style.display='none';});-});-window.addEventListener('message',function(e){var d=e.data||{};if(d.type!=='lbr-hover')return;clearHi();if(d.pin!=null)hi(d.pin);});-// ---- footprint layer toggles -----[].slice.call(document.querySelectorAll('.lyrtog')).forEach(function(b){- function apply(on){[].slice.call(document.querySelectorAll('.ly-'+b.getAttribute('data-lyr'))).forEach(function(el){el.classList.toggle('lyr-off',!on);});}- apply(b.classList.contains('on'));- b.addEventListener('click',function(){apply(b.classList.toggle('on'));});-});-// ---- auto-grow the host readme iframe -----function ph(){var h=Math.max(360,Math.min(16000,document.body.scrollHeight||420));parent.postMessage({type:'readme-height',height:h},'*');}-window.addEventListener('load',ph);setTimeout(ph,300);-</script>-</body></html>+<!doctype html><title>h7550-h</title>
viewers/symbol.html+1−65@@ -1,65 +1 @@-<!doctype html><html lang=en><head><meta charset=utf-8>-<meta name=viewport content="width=device-width,initial-scale=1"><title>RAY/H7550-H symbol</title>-<style>-:root{--bg:#0d1117;--panel:#161b22;--edge:#30363d;--ink:#e6edf3;--mut:#8b949e;--acc:#00b8b0;--accb:#00e6dc;--hi:#6ea8fe}-*{box-sizing:border-box;margin:0}html,body{height:100%}-body{background:var(--bg);color:var(--ink);font-family:'Satoshi',system-ui,sans-serif;display:flex;flex-direction:column}-.bar{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:8px 11px;border-bottom:1px solid var(--edge);flex:none}-.bar .h{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--mut);font-weight:700}-.bar .sp{flex:1}-.lyrtog{display:inline-flex;align-items:center;gap:6px;font-size:11px;color:var(--mut);background:#1a2130;border:1px solid var(--edge);border-radius:999px;padding:3px 9px;cursor:pointer;user-select:none}-.lyrtog.on{color:var(--ink);border-color:#485162}.lyrtog:not(.on){opacity:.5}-.lyrtog .d{width:8px;height:8px;border-radius:50%;background:#485162}-.stage{flex:1;min-height:0;position:relative;overflow:hidden;background:var(--bg);cursor:grab;touch-action:none}-.stage.drag{cursor:grabbing}-.stage svg{position:absolute;inset:0;width:100%;height:100%}-.pingroup,.pad{cursor:pointer}-.pingroup.hi .pinvis{stroke:var(--hi)!important;stroke-width:7}-rect.pad.hi{stroke:var(--hi);stroke-width:.15;paint-order:stroke}-.lyr-off{display:none}-#tip{position:fixed;z-index:99;pointer-events:none;display:none;max-width:250px;background:#0d1117;border:1px solid var(--acc);border-radius:8px;padding:7px 10px;box-shadow:0 8px 26px #000a}-#tip .tn{font:700 12px ui-monospace,monospace;color:var(--accb)}-#tip .tt{font-size:10px;text-transform:uppercase;letter-spacing:.04em;color:var(--mut);margin-top:1px}-#tip .td{font-size:11px;color:var(--ink);margin-top:5px;line-height:1.4}-</style></head><body>-<div class=bar><span class=h>Schematic symbol</span><span class=sp></span></div>-<div class=stage id=stage><svg xmlns='http://www.w3.org/2000/svg' viewBox='-750 -200 1500 400' style='width:100%;height:100%'><rect x='-500.0' y='-150.0' width='1000.0' height='300.0' fill='#e35d5d22' stroke='#e35d5d' stroke-width='4'/><g class='pingroup' data-num='1' data-name='GND'><line class='pinvis' x1='-700.0' y1='-50.0' x2='-500.0' y2='-50.0' stroke='#dfe4ec' stroke-width='4'/><line x1='-700.0' y1='-50.0' x2='-500.0' y2='-50.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='-600.0' y='-5.0' font-size='60' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>1</text><text x='-470.0' y='-50.0' font-size='60' fill='#e6e9ef' text-anchor='start' dominant-baseline='central'>GND</text><g class='pingroup' data-num='2' data-name='VIN'><line class='pinvis' x1='-700.0' y1='50.0' x2='-500.0' y2='50.0' stroke='#dfe4ec' stroke-width='4'/><line x1='-700.0' y1='50.0' x2='-500.0' y2='50.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='-600.0' y='95.0' font-size='60' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>2</text><text x='-470.0' y='50.0' font-size='60' fill='#e6e9ef' text-anchor='start' dominant-baseline='central'>VIN</text><g class='pingroup' data-num='3' data-name='VOUT'><line class='pinvis' x1='700.0' y1='-50.0' x2='500.0' y2='-50.0' stroke='#dfe4ec' stroke-width='4'/><line x1='700.0' y1='-50.0' x2='500.0' y2='-50.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='600.0' y='-95.0' font-size='60' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>3</text><text x='470.0' y='-50.0' font-size='60' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>VOUT</text></svg></div>-<div id=tip></div>-<script>-var KIND="symbol", MPN="RAY/H7550-H", PINS=[{"desc":"","name":"GND","number":"1","type":""},{"desc":"","name":"VIN","number":"2","type":""},{"desc":"","name":"VOUT","number":"3","type":""}];-var byNum={}; PINS.forEach(function(p){byNum[String(p.number)]=p;});-var stage=document.getElementById('stage'), svg=stage.querySelector('svg'), tip=document.getElementById('tip');-// ---- pan/zoom -----var vb=(svg.getAttribute('viewBox')||'0 0 100 100').split(/\s+/).map(Number), base=vb.slice();-function setVB(){svg.setAttribute('viewBox',vb.join(' '));}-stage.addEventListener('wheel',function(e){e.preventDefault();var r=stage.getBoundingClientRect();var mx=(e.clientX-r.left)/r.width,my=(e.clientY-r.top)/r.height;var f=e.deltaY<0?0.88:1.14;var nw=vb[2]*f,nh=vb[3]*f;vb[0]+=(vb[2]-nw)*mx;vb[1]+=(vb[3]-nh)*my;vb[2]=nw;vb[3]=nh;setVB();},{passive:false});-var pan=null;-stage.addEventListener('pointerdown',function(e){pan={x:e.clientX,y:e.clientY};stage.classList.add('drag');stage.setPointerCapture(e.pointerId);});-stage.addEventListener('pointermove',function(e){if(!pan)return;var r=stage.getBoundingClientRect();vb[0]-=(e.clientX-pan.x)/r.width*vb[2];vb[1]-=(e.clientY-pan.y)/r.height*vb[3];pan={x:e.clientX,y:e.clientY};setVB();});-function endPan(){pan=null;stage.classList.remove('drag');}-stage.addEventListener('pointerup',endPan);stage.addEventListener('pointerleave',endPan);-stage.addEventListener('dblclick',function(){vb=base.slice();setVB();});-// ---- cross-highlight bus -----function els(n){return [].slice.call(document.querySelectorAll('[data-num="'+n+'"]'));}-function clearHi(){[].slice.call(document.querySelectorAll('.hi')).forEach(function(e){e.classList.remove('hi');});}-function hi(n){els(n).forEach(function(e){e.classList.add('hi');});}-function post(n){try{parent.postMessage({type:'lbr-hover',pin:n===null?null:String(n),mpn:MPN},'*');}catch(_){}}-function showTip(n,x,y){var p=byNum[String(n)];if(!p)return;tip.innerHTML='<span class=tn></span><div class=tt></div><div class=td></div>';tip.querySelector('.tn').textContent=n+' '+(p.name||'');tip.querySelector('.tt').textContent=p.type||'';var d=p.desc||'';if(d)tip.querySelector('.td').textContent=d;else tip.querySelector('.td').style.display='none';tip.style.display='block';tip.style.left=(x+14)+'px';tip.style.top=(y+12)+'px';}-[].slice.call(document.querySelectorAll('.pingroup,.pad')).forEach(function(g){- var n=g.getAttribute('data-num');- g.addEventListener('mouseenter',function(e){clearHi();hi(n);post(n);showTip(n,e.clientX,e.clientY);});- g.addEventListener('mousemove',function(e){tip.style.left=(e.clientX+14)+'px';tip.style.top=(e.clientY+12)+'px';});- g.addEventListener('mouseleave',function(){clearHi();post(null);tip.style.display='none';});-});-window.addEventListener('message',function(e){var d=e.data||{};if(d.type!=='lbr-hover')return;clearHi();if(d.pin!=null)hi(d.pin);});-// ---- footprint layer toggles -----[].slice.call(document.querySelectorAll('.lyrtog')).forEach(function(b){- function apply(on){[].slice.call(document.querySelectorAll('.ly-'+b.getAttribute('data-lyr'))).forEach(function(el){el.classList.toggle('lyr-off',!on);});}- apply(b.classList.contains('on'));- b.addEventListener('click',function(){apply(b.classList.toggle('on'));});-});-// ---- auto-grow the host readme iframe -----function ph(){var h=Math.max(360,Math.min(16000,document.body.scrollHeight||420));parent.postMessage({type:'readme-height',height:h},'*');}-window.addEventListener('load',ph);setTimeout(ph,300);-</script>-</body></html>+<!doctype html><title>h7550-h</title>