component
AO8814
Public Made by Adomby adom
Alpha Omega Semicon MOSFETs, TSSOP-8. 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
markdownAO8814
Alpha Omega Semicon · MOSFETs · TSSOP-8
AO8814 from Alpha Omega Semicon, in a TSSOP-8. 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 | D1/D2 | passive | Common drain of both N-channel MOSFETs (VDS max 20V), tied to pin 8. |
| 2 | S1 | passive | Source of MOSFET 1, rated for 7.5A continuous drain current at TA=25°C. |
| 3 | S1 | passive | Source of MOSFET 1, rated for 7.5A continuous drain current at TA=25°C. |
| 4 | G1 | input | Gate of MOSFET 1, ±12V max gate-source voltage, usable down to 1.8V drive, ESD 2500V HBM. |
| 5 | G2 | input | Gate of MOSFET 2, ±12V max gate-source voltage, usable down to 1.8V drive, ESD 2500V HBM. |
| 6 | S2 | passive | Source of MOSFET 2, rated for 7.5A continuous drain current at TA=25°C. |
| 7 | S2 | passive | Source of MOSFET 2, rated for 7.5A continuous drain current at TA=25°C. |
| 8 | D1/D2 | passive | Common drain of both N-channel MOSFETs (VDS max 20V), tied to pin 1. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Alpha Omega Semicon |
| Package | TSSOP-8 |
| Category | Transistors/Thyristors |
| Pins | 8 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Drain-Source Breakdown Voltage | BVDSS | 20 | V | ID=250µA, VGS=0V | 2 | ||
| Zero Gate Voltage Drain Current | IDSS | 1 | µA | VDS=16V, VGS=0V | 2 | ||
| Zero Gate Voltage Drain Current | IDSS | 5 | µA | VDS=16V, VGS=0V, TJ=55°C | 2 | ||
| Gate-Body leakage current | IGSS | 10 | µA | VDS=0V, VGS=±10V | 2 | ||
| Gate-Source Breakdown Voltage | BVGSO | 12 | V | VDS=0V, IG=±250uA | 2 | ||
| Gate Threshold Voltage | VGS(th) | 0.5 | 0.71 | 1 | V | VDS=VGS ID=250µA | 2 |
| On state drain current | ID(ON) | 30 | A | VGS=4.5V, VDS=5V | 2 | ||
| Static Drain-Source On-Resistance | RDS(ON) | 10 | 13 | 16 | mΩ | VGS=10V, ID=7.5A | 2 |
| Static Drain-Source On-Resistance | RDS(ON) | 14 | 18 | 22 | mΩ | TJ=125°C | 2 |
| Static Drain-Source On-Resistance | RDS(ON) | 11.5 | 15 | 18 | mΩ | VGS=4.5V, ID=7A | 2 |
| Static Drain-Source On-Resistance | RDS(ON) | 13 | 16.8 | 20 | mΩ | VGS=3.6V, ID=6A | 2 |
| Static Drain-Source On-Resistance | RDS(ON) | 15 | 19 | 24 | mΩ | VGS=2.5V, ID=6A | 2 |
| Static Drain-Source On-Resistance | RDS(ON) | 20 | 26 | 34 | mΩ | VGS=1.8V, ID=5A | 2 |
| Diode Forward Voltage | VSD | 0.74 | 1 | V | IS=1A, VGS=0V | 2 | |
| Drain-Source Voltage | VDS | 20 | V | 1 | |||
| Gate-Source Voltage | VGS | -12 | 12 | V | 1 | ||
| Continuous Drain Current | ID | 7.5 | A | TA=25°C | 1 | ||
| Continuous Drain Current | ID | 6 | A | TA=70°C | 1 | ||
| Pulsed Drain Current | IDM | 30 | A | 1 | |||
| Power Dissipation | PD | 1.5 | W | TA=25°C | 1 | ||
| Power Dissipation | PD | 0.96 | W | TA=70°C | 1 | ||
| Junction and Storage Temperature Range | TJ, TSTG | -55 | 150 | °C | 1 | ||
| Maximum Junction-to-Ambient (t ≤ 10s) | RθJA | 64 | 83 | °C/W | t ≤ 10s | 1 | |
| Maximum Junction-to-Ambient (Steady-State) | RθJA | 89 | 120 | °C/W | Steady-State | 1 | |
| Maximum Junction-to-Lead (Steady-State) | RθJL | 53 | 70 | °C/W | Steady-State | 1 |
CAD (KiCad official)
- Symbol:
AO8814 - Footprint:
Package_SO:TSSOP-8_3x3mm_P0.65mm - 3D model: TSSOP-8 (KiCad packages3D, STEP)
- 3D model files:
ao8814-etched.step/ao8814-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ao8814.step/ao8814.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Alpha Omega Semicon datasheet (4 pp, sha256
efaffa331681e26e, retrieved 2026-10-17, tier: lcsc) - 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).