AO3402 MOSFET Datasheet & Specifications (TWGMC, SOT-23)
N-Channel
SOT-23
Logic-Level
TWGMC
Vds Max
30V
Id Max
4A
Rds(on)
70mΩ@4.5V
Vgs(th)
1.4V
Quick Reference
The AO3402 is an N-Channel MOSFET in a SOT-23 package, manufactured by TWGMC. It supports a drain-source breakdown voltage of 30V and a continuous drain current of 4A. It is widely used in switching and power applications.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | TWGMC | Original Manufacturer |
| Package | SOT-23 | Physical mounting |
| Transistor Type | MOSFET | Metal-Oxide-Semiconductor FET |
| Category | Single | Configuration |
| Drain-Source Voltage (Vds) | 30V | Max breakdown voltage |
| Continuous Drain Current (Id) | 4A | Max current handling |
| Power Dissipation (Pd) | 350mW | Max thermal limit |
| On-Resistance (Rds(on)) | 70mΩ@4.5V | Resistance when turned fully on |
| Gate Threshold (Vgs(th)) | 1.4V | Voltage required to turn on |
| Gate Charge (Qg) | 4.34nC | Switching energy |
| Input Capacitance (Ciss) | 390pF | Internal gate capacitance |
| Output Capacitance (Coss) | 54.5pF | Internal output capacitance |
| Operating Temp | - | Safe junction temperature range |
Equivalent MOSFETs & Alternatives
| Part | Type | Package | Vds | Id | Rds(on) | Vgs(th) | Manufacturer / Datasheet |
|---|---|---|---|---|---|---|---|
| AO3404A | N-Channel | SOT-23 | 30V | 5.8A | 18mΩ@10V | 1.9V | UMW 📄 PDF |
| MDD3400 | N-Channel | SOT-23 | 30V | 5.8A | 20mΩ@10V | 800mV | MDD(Microdiod... 📄 PDF |
| HL3400 | N-Channel | SOT-23 | 30V | 5.6A | 21mΩ@10V 25mΩ@4.5V 33mΩ@2.5V |
900mV | R+O 📄 PDF |
| AO3400 | N-Channel | SOT-23 | 30V | 5.8A | 21mΩ@10V | 1V | ElecSuper 📄 PDF |
| AO3402M-6AF | N-Channel | SOT-23 | 30V | 5.6A | 25mΩ@4.5V | 1.5V | FOSAN 📄 PDF |
| FS3400MLT1 A09T | N-Channel | SOT-23 | 30V | 5.8A | 25mΩ@4.5V | 900mV | FOSAN 📄 PDF |
| AO3400M-6AF | N-Channel | SOT-23 | 30V | 5.8A | 25mΩ@4.5V | 1.5V | FOSAN 📄 PDF |
| AO3400 | N-Channel | SOT-23 | 30V | 5.8A | 25mΩ@4.5V | 900mV | FOSAN 📄 PDF |
| AO3400A | N-Channel | SOT-23 | 30V | 5.7A | 26.5mΩ@10V | 1.45V | baocheng 📄 PDF |
| AO3400-TD | N-Channel | SOT-23 | 30V | 5.8A | 28mΩ@10V | 900mV | TDSEMIC 📄 PDF |
| A09T | N-Channel | SOT-23 | 30V | 5.8A | 28mΩ@10V | 1.5V | OSEN 📄 PDF |
| AO3400 | N-Channel | SOT-23 | 30V | 5.8A | 28mΩ@10V | 1.4V | GOODWORK 📄 PDF |
| AO3400 | N-Channel | SOT-23 | 30V | 5.8A | 28mΩ@10V | 1.45V | Guangdong Hot... 📄 PDF |
| DO3400D | N-Channel | SOT-23 | 30V | 5A | 30mΩ@10V | 1.2V | DOINGTER 📄 PDF |
| IRLML2030TRPBF-HXY | N-Channel | SOT-23 | 30V | 5.8A | 30mΩ@10V | 1.4V | HXY MOSFET 📄 PDF |
| AO3400-L | N-Channel | SOT-23 | 30V | 5.8A | 30mΩ@10V | 1.4V | PIELENST 📄 PDF |
| HL3400A | N-Channel | SOT-23 | 30V | 5.8A | 35mΩ@10V | 1.4V | R+O 📄 PDF |
| AO3400 | N-Channel | SOT-23 | 30V | 5.8A | 40mΩ@4.5V | 1.4V | TWGMC 📄 PDF |
| SI2336DS-T1-GE3 | N-Channel | SOT-23 | 30V | 5.2A | 42mΩ@4.5V | 1V | VISHAY 📄 PDF |
| AO3400 | N-Channel | SOT-23 | 30V | 5.7A | 48mΩ@2.5V | 1.4V | YONGYUTAI 📄 PDF |