component
AMS1117-3.3RG
Public Made by Adomby adom
HANSCHIP semiconductor Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223. Pinout cross-checked by two models against the datasheet, 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
markdownAMS1117-3.3RG
HANSCHIP semiconductor · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-223
AMS1117-3.3RG from HANSCHIP semiconductor, in a SOT-223. 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/ADJ | power_in | Ground pin for the fixed-voltage versions (ADJ function applies to the adjustable version), as given in the pin table. |
| 2 | VOUT | power_out | Regulated voltage output pin of the AMS1117 LDO. |
| 3 | VIN | power_in | Input supply pin; recommended input voltage is 12 V and the absolute maximum input voltage is 15 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | HANSCHIP semiconductor |
| Package | SOT-223 |
| Category | Power Management (PMIC) |
| Pins | 3 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Output voltage | VOUT | 3.25 | 3.3 | 3.349 | V | IOUT=10mA, VIN=5V, TJ=25°C | 4 |
| Output voltage (full range) | VOUT | 3.235 | 3.3 | 3.365 | V | 0≤IOUT≤1A, 4.75V≤VIN≤10V | 4 |
| Line regulation | Rline | 9 | 18 | mV | VINMIN ≤VIN≤ 12V, VOUT=Fixed/Adj,IOUT=10mA | 4 | |
| Load regulation | Rload | 10 | 18 | mV | 10mA≤IOUT≤800mA, VOUT=Fixed/Adj | 4 | |
| Dropout voltage | Vdrop | 1 | 1.2 | V | IOUT=100mA | 4 | |
| Dropout voltage | Vdrop | 1.05 | 1.25 | V | IOUT=500mA | 4 | |
| Dropout voltage | Vdrop | 1.2 | 1.3 | V | IOUT=800mA | 4 | |
| Quiescent current | Iq | 5 | 10 | mA | 4.25V≤VIN≤ 6.5V | 4 | |
| Ripple rejection | PSRR | 60 | 75 | dB | fRIPPLE=120Hz, (VIN-VOUT)=3V, VRIPPLE=1VPP | 4 | |
| Current limit | Ilimit | 2.1 | 2.5 | A | 4 | ||
| Input voltage (absolute maximum) | VIN | 15 | V | 3 | |||
| Lead temperature (soldering) | TLead | 245 | °C | 焊接 10 秒 | 3 | ||
| Operating junction temperature range (absolute maximum) | TJ | 150 | °C | 3 | |||
| Storage temperature | Tstg | -65 | 150 | °C | 3 | ||
| ESD capability (minimum) | ESD | 2000 | V | 3 | |||
| Input voltage (recommended) | VIN | 12 | V | 3 | |||
| Operating junction temperature range (recommended) | TJ | -40 | 125 | °C | 3 |
CAD (KiCad official)
- Symbol:
AMS1117-3.3RG - Footprint:
Package_TO_SOT_SMD:SOT-223-3_TabPin2 - 3D model: SOT-223 (KiCad packages3D, STEP)
- 3D model files:
ams1117-3-3rg-etched.step/ams1117-3-3rg-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ams1117-3-3rg.step/ams1117-3-3rg.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: HANSCHIP semiconductor datasheet (12 pp, sha256
eb1f648ce5a0d54d, retrieved 2026-10-09, 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, primaryclaude-haiku-5-5(text), consensusclaude-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).