AO3400 MOSFET Datasheet & Specifications (FOSAN, SOT-23-3L)

N-Channel SOT-23-3L Logic-Level FOSAN
Vds Max
30V
Id Max
5.8A
Rds(on)
25mΩ@4.5V
Vgs(th)
900mV

Quick Reference

The AO3400 is an N-Channel MOSFET in a SOT-23-3L package, manufactured by FOSAN. It supports a drain-source breakdown voltage of 30V and a continuous drain current of 5.8A. It is widely used in switching and power applications.

Technical Specifications

ParameterValueDescription
ManufacturerFOSANOriginal Manufacturer
PackageSOT-23-3LPhysical mounting
Transistor TypeMOSFETMetal-Oxide-Semiconductor FET
CategorySingleConfiguration
Drain-Source Voltage (Vds)30VMax breakdown voltage
Continuous Drain Current (Id)5.8AMax current handling
Power Dissipation (Pd)1.3WMax thermal limit
On-Resistance (Rds(on))25mΩ@4.5VResistance when turned fully on
Gate Threshold (Vgs(th))900mVVoltage required to turn on
Gate Charge (Qg)22nC@15VSwitching energy
Input Capacitance (Ciss)630pFInternal gate capacitance
Output Capacitance (Coss)55pFInternal output capacitance
Operating Temp-55℃~+150℃Safe junction temperature range

Equivalent MOSFETs & Alternatives

PartTypePackageVdsIdRds(on)Vgs(th)Manufacturer / Datasheet
CCX3400A N-Channel SOT-23-3L 30V 5.8A 28mΩ@4.5V 900mV
Chao He 📄 PDF
AO3400A N-Channel SOT-23-3L 30V 5.8A 52mΩ@2.5V 1.4V
GOODWORK 📄 PDF