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AMS1117-3.3V-JSM
Public Made by Adomby adom
JSMSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+39@@ -0,0 +1,39 @@+# AMS1117-3.3V-JSM++**JSMSEMI** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-89++AMS1117-3.3V-JSM from JSMSEMI, in a SOT-89. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | GND | power_in | Ground / Vss reference pin; connect to system ground; output voltage is regulated with respect to this pin; thermal resistance of SOT-89 package is 200 °C/W. |+| 2 | VOUT | power_out | Fixed 3.3 V regulated output pin; output voltage 3.234 V min / 3.3 V typ / 3.366 V max at 0-800 mA load (Vin = 5.3 V); maximum output current 1.2 A. |+| 3 | VIN | power_in | Input supply pin; recommended maximum input voltage 15 V, absolute maximum 30 V; 10 µF bypass capacitor to GND recommended for all applications. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | JSMSEMI |+| Package | SOT-89 |+| Category | Power Management (PMIC) |+| Pins | 3 |++## CAD (KiCad official)++- Symbol: `AMS1117-3.3V-JSM`+- Footprint: `Package_TO_SOT_SMD:SOT-89-3`+- 3D model: SOT-89 (KiCad packages3D, STEP)+- 3D model files: `ams1117-3-3v-jsm-etched.step` / `ams1117-3-3v-jsm-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ams1117-3-3v-jsm.step` / `ams1117-3-3v-jsm.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [JSMSEMI datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603373266618621952) (10 pp, sha256 `952defef6c0eab8c`, retrieved 2026-09-22, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-sonnet-4-6` (vision), consensus `claude-opus-4-7` (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/ams1117-3-3v-jsm-datasheet.pdf)
page.jsonadded+113@@ -0,0 +1,113 @@+{+ "slug": "ams1117-3-3v-jsm",+ "version": "0.1.0",+ "type": "component",+ "description": "JSMSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "ams1117-3.3v-jsm",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "ams1117-3-3v-jsm.kicad_sym",+ "ams1117-3-3v-jsm.kicad_mod",+ "ams1117-3-3v-jsm.glb",+ "ams1117-3-3v-jsm.step",+ "ams1117-3-3v-jsm.lbr",+ "docs/hero.png",+ "docs/ams1117-3-3v-jsm-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "AMS1117-3.3V-JSM",+ "manufacturer": "JSMSEMI",+ "package": "SOT-89",+ "pin_count": 3,+ "category": "Power Management (PMIC)",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603373266618621952",+ "parts": {+ "symbol": "ams1117-3-3v-jsm.kicad_sym",+ "footprint": "ams1117-3-3v-jsm.kicad_mod",+ "model_3d": "ams1117-3-3v-jsm-etched.glb",+ "model_3d_plain": "ams1117-3-3v-jsm.glb",+ "model_3d_step": "ams1117-3-3v-jsm-etched.step",+ "model_3d_step_plain": "ams1117-3-3v-jsm.step",+ "lbr": "ams1117-3-3v-jsm.lbr"+ },+ "distributor_links": {+ "lcsc": "C18190088"+ },+ "pins": [+ {+ "number": "1",+ "name": "GND",+ "type": "power_in",+ "description": "Ground / Vss reference pin; connect to system ground; output voltage is regulated with respect to this pin; thermal resistance of SOT-89 package is 200 °C/W."+ },+ {+ "number": "2",+ "name": "VOUT",+ "type": "power_out",+ "description": "Fixed 3.3 V regulated output pin; output voltage 3.234 V min / 3.3 V typ / 3.366 V max at 0-800 mA load (Vin = 5.3 V); maximum output current 1.2 A."+ },+ {+ "number": "3",+ "name": "VIN",+ "type": "power_in",+ "description": "Input supply pin; recommended maximum input voltage 15 V, absolute maximum 30 V; 10 µF bypass capacitor to GND recommended for all applications."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-sonnet-4-6",+ "primary_mode": "vision",+ "consensus_model": "claude-opus-4-7",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "vision extraction: provenance cannot be text-verified; needs consensus"+ ],+ "pages_sent": 10,+ "cost_usd": 0.1791,+ "at": "2026-09-22T07:32:05"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603373266618621952",+ "pages": 10,+ "sha256": "952defef6c0eab8c",+ "source_tier": "lcsc"+ },+ "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"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}