AP7381-28SA-7
Public Made by Adomby adom
Diodes Incorporated Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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| ap7381-28sa-7.lbr | 8d ago |
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| README.md | 8d ago |
AP7381-28SA-7
Diodes Incorporated · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23
AP7381-28SA-7 from Diodes Incorporated, in a SOT-23. 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 | VIN | power_in | Input voltage pin; recommended supply range is 3.3V to 40V, with an absolute maximum rating of -0.3V to 45V. |
| 2 | VOUT | power_out | Regulated output voltage pin; absolute maximum output voltage is -0.3V to 8V and output current is rated at 150mA. |
| 3 | GND | power_in | Ground reference pin for the regulator. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | SOT-23 |
| 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 Variation from Specified VOUT | VOUT | 98 | 102 | % of VOUT | 3 | ||
| Input Voltage | VIN | 3.3 | 40 | V | 3 | ||
| Current Limit | ILIMIT | 150 | mA | VOUT = 98% x VOUT, VIN = VOUT + 2V | 3 | ||
| Supply Input Voltage | VIN | 3.3 | 40 | V | 2 | ||
| Operating Junction Temperature | TJ | -40 | 125 | °C | 2 | ||
| Supply Input Voltage | VIN | -0.3 | 45 | V | 2 | ||
| Output Voltage | VOUT | -0.3 | 8 | V | 2 | ||
| Output Current | IOUT | 150 | mA | 2 | |||
| Lead Temperature (Soldering, 10s) | TLEAD | 260 | °C | Soldering, 10s | 2 | ||
| Operating Junction Temperature | TJ | 150 | °C | 2 | |||
| Storage Temperature Range | TSTG | -65 | 150 | °C | 2 | ||
| CDM ESD (Charged Device Model) | CDM | 2000 | V | 2 | |||
| HBM ESD (Human Body Model) | HBM | 4000 | V | 2 | |||
| Thermal Resistance, Junction to Ambient | θJA | 167 | °C/W | SOT23 package | 2 |
Materials and finish
As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| housing | Abs | HBM ESD (Human Body Model) 4000 V Note: 4. a). Stresses beyond those listed under Absolute Maximum Ratings can cause permanent damage to the device. These are stress ratings only, and | 2 | |
| contacts | tin | Terminals: Finish Matte Tin Plated Leads, Solderable per MIL-STD-202, Method 208 Weight: | 12 |
CAD (KiCad official)
- Symbol:
AP7381-28SA-7 - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
ap7381-28sa-7-etched.step/ap7381-28sa-7-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ap7381-28sa-7.step/ap7381-28sa-7.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Diodes Incorporated datasheet (13 pp, sha256
657d25b1f48ab5dc, retrieved 2026-10-27, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusoff(skipped (clean text read)), 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).