AO4402 is a N-channel enhancement mode field effect transistor produced by Alpha & Omega Semiconductor, Ltd. Its maximum rated voltage is 30V, its maximum continuous current is 12A, and its maximum switching current is 12A. This device has excellent RDS (ON), low gate charge and operation with gate voltages as low as 2.5V. It is suitable for use as a load switch or in PWM applications.
The AO4402 N‑Channel enhancement mode field‑effect transistor uses advanced trench technology to provide a low gate charge and operation with gate voltages as low as 2.5 V. It is suitable for use as a load switch or in PWM applications.
The document lists absolute maximum ratings, electrical and thermal characteristics, typical performance curves, and package information for the SO‑8 device, including dimensions, lead finish, and tape‑and‑reel handling data.
| Drain‑Source Voltage (VDS) | 30 V |
|---|---|
| Gate‑Source Voltage (VGS) | +12 V |
| Continuous Drain Current (ID) @ 25 °C | 12 A |
| Pulsed Drain Current | 80 A |
| Power Dissipation (PD) @ 100 °C | 2.1 W |
| Junction Temperature Range | -55 °C to 150 °C |
| Input Capacitance (Ciss) | 1630 pF |
| Total Gate Charge (Qg) | 19 nC |
| On‑Resistance (Rds(on)) typical @ VGS=4.5 V, ID=10 A | 13 mΩ |
The AO4402 is rated for a maximum drain‑source voltage of 30 V.
It can carry up to 12 A of continuous drain current at 25 °C.
The device is supplied in an SO‑8 surface‑mount package.
The typical total gate charge is 19 nC.