component
AMS1117-3.3V-JSM
Public Made by Adomby adom
JSMSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89. Datasheet-verified pinout, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownAMS1117-3.3V-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.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ams1117-3-3v-jsm.step/ams1117-3-3v-jsm.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: JSMSEMI datasheet (10 pp, sha256
952defef6c0eab8c, retrieved 2026-09-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-sonnet-4-6(vision), consensusclaude-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).