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TPS3705-33DGNR
Public Made by Adomby adom
Texas Instruments Supervisor And Reset ICs, MSOP-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+46@@ -0,0 +1,46 @@+# TPS3705-33DGNR++**Texas Instruments** · Supervisor And Reset ICs · MSOP-8-EP++TPS3705-33DGNR from Texas Instruments, in a MSOP-8-EP. 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 | RESET | output | Active-low reset output that becomes valid once VDD exceeds 1.1 V and is asserted when VDD falls below the threshold VIT-, with a fixed 200 ms power-up delay; maximum low output current is 5 mA. |+| 2 | WDO | output | Watchdog timer output (TPS3705-xx only); maximum low output current is 5 mA and maximum high output current is -5 mA. |+| 3 | MR | input | Manual reset input; VIH is 0.7 × VDD minimum and VIL is 0.3 × VDD maximum, with input rise and fall rates at MR limited to 100 ns/V. |+| 4 | VDD | power_in | Supply voltage input with a recommended range of 2 V to 6 V and an absolute maximum of 7 V relative to GND. |+| 5 | GND | power_in | Ground reference; all device voltage ratings are stated with respect to GND. |+| 6 | PFI | input | Power-fail comparator input whose voltage must stay within -0.3 V to VDD + 0.3 V. |+| 7 | PFO | output | Power-fail comparator output used to flag a low supply condition; maximum low output current is 5 mA. |+| 8 | WDI | input | Watchdog timer input (TPS3705-xx only); VIH is 0.7 × VDD minimum and VIL is 0.3 × VDD maximum, with input rise and fall rates limited to 100 ns/V. |+| 9 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | MSOP-8-EP |+| Category | Power Management (PMIC) |+| Pins | 9 |++## CAD (KiCad official)++- Symbol: `TPS3705-33DGNR`+- Footprint: `Package_SO:MSOP-8-1EP_3x3mm_P0.65mm_EP1.5x1.8mm`+- 3D model: MSOP-8-EP (KiCad packages3D, STEP)+- 3D model files: `tps3705-33dgnr-etched.step` / `tps3705-33dgnr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps3705-33dgnr.step` / `tps3705-33dgnr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/tps3705) (37 pp, sha256 `367028df3788682f`, retrieved 2026-10-08, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/tps3705-33dgnr-datasheet.pdf)
page.jsonadded+207@@ -0,0 +1,207 @@+{+ "slug": "tps3705-33dgnr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Supervisor And Reset ICs, MSOP-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "tps3705-33dgnr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tps3705-33dgnr.kicad_sym",+ "tps3705-33dgnr.kicad_mod",+ "tps3705-33dgnr.glb",+ "tps3705-33dgnr.step",+ "tps3705-33dgnr.lbr",+ "docs/hero.png",+ "docs/tps3705-33dgnr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "tps3705-33dgnr-hero.glb",+ "tps3705-33dgnr-hero.overlay.json"+ ],+ "component": {+ "mpn": "TPS3705-33DGNR",+ "manufacturer": "Texas Instruments",+ "package": "MSOP-8-EP",+ "pin_count": 9,+ "category": "Power Management (PMIC)",+ "subcategory": "Supervisor And Reset ICs",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tps3705",+ "parts": {+ "symbol": "tps3705-33dgnr.kicad_sym",+ "footprint": "tps3705-33dgnr.kicad_mod",+ "model_3d": "tps3705-33dgnr-hero.glb",+ "model_3d_plain": "tps3705-33dgnr.glb",+ "model_3d_step": "tps3705-33dgnr-etched.step",+ "model_3d_step_plain": "tps3705-33dgnr.step",+ "lbr": "tps3705-33dgnr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2867504",+ "digikey": "296-3319-2-ND",+ "mouser": "595-TPS3705-33DGNR"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T20:18:24Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-3319-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-TPS3705-33DGNR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "RESET",+ "type": "output",+ "description": "Active-low reset output that becomes valid once VDD exceeds 1.1 V and is asserted when VDD falls below the threshold VIT-, with a fixed 200 ms power-up delay; maximum low output current is 5 mA."+ },+ {+ "number": "2",+ "name": "WDO",+ "type": "output",+ "description": "Watchdog timer output (TPS3705-xx only); maximum low output current is 5 mA and maximum high output current is -5 mA."+ },+ {+ "number": "3",+ "name": "MR",+ "type": "input",+ "description": "Manual reset input; VIH is 0.7 × VDD minimum and VIL is 0.3 × VDD maximum, with input rise and fall rates at MR limited to 100 ns/V."+ },+ {+ "number": "4",+ "name": "VDD",+ "type": "power_in",+ "description": "Supply voltage input with a recommended range of 2 V to 6 V and an absolute maximum of 7 V relative to GND."+ },+ {+ "number": "5",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference; all device voltage ratings are stated with respect to GND."+ },+ {+ "number": "6",+ "name": "PFI",+ "type": "input",+ "description": "Power-fail comparator input whose voltage must stay within -0.3 V to VDD + 0.3 V."+ },+ {+ "number": "7",+ "name": "PFO",+ "type": "output",+ "description": "Power-fail comparator output used to flag a low supply condition; maximum low output current is 5 mA."+ },+ {+ "number": "8",+ "name": "WDI",+ "type": "input",+ "description": "Watchdog timer input (TPS3705-xx only); VIH is 0.7 × VDD minimum and VIL is 0.3 × VDD maximum, with input rise and fall rates limited to 100 ns/V."+ },+ {+ "number": "9",+ "name": "EP",+ "type": "passive",+ "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-5-5",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: The datasheet text gives no pin number or dimension for the MSOP PowerPAD exposed thermal pad, so it; Pin numbers come from the TPS3705-xx DGN pin figure (Figure 6-3) and the Pin Functions table (MSOP-P; Operating temperature conflict: the orderable addendum lists TPS3705-33DGNR at -40 to 85 °C, while t",+ "exposed pad 9 added from the footprint"+ ],+ "pages_sent": 10,+ "cost_usd": 0.0743,+ "at": "2026-10-08T20:17:45"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tps3705",+ "pages": 37,+ "sha256": "367028df3788682f",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 9,+ "described": 9,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "tps3705-33dgnr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 4.9,+ 3,+ 0.96+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "43252be3beac8fd30ca9bfeb82a613fa01d5dffff9b22810c13a4655daafb5ee",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "tps3705-33dgnr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 4.9,+ 3,+ 0.96+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "4cb651f754187885fe9a580399b1abeceb6d6af92f38ff8d9c08d6a884f7712e",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}