AO3422 MOSFET Datasheet & Specifications
N-Channel
SOT-23
Logic-Level
AOS
Vds Max
55V
Id Max
2.1A
Rds(on)
160mΩ@4.5V
Vgs(th)
2V
Quick Reference
The AO3422 is an N-Channel MOSFET in a SOT-23 package, manufactured by AOS. It supports a drain-source breakdown voltage of 55V and a continuous drain current of 2.1A. It is widely used in switching and power applications.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | AOS | Original Manufacturer |
| Package | SOT-23 | Physical mounting |
| Transistor Type | MOSFET | Metal-Oxide-Semiconductor FET |
| Category | Single | Configuration |
| Drain-Source Voltage (Vds) | 55V | Max breakdown voltage |
| Continuous Drain Current (Id) | 2.1A | Max current handling |
| Power Dissipation (Pd) | - | Max thermal limit |
| On-Resistance (Rds(on)) | 160mΩ@4.5V | Resistance when turned fully on |
| Gate Threshold (Vgs(th)) | 2V | Voltage required to turn on |
| Gate Charge (Qg) | 3.3nC@4.5V | Switching energy |
| Input Capacitance (Ciss) | 300pF | Internal gate capacitance |
| Output Capacitance (Coss) | - | Internal output capacitance |
| Operating Temp | - | Safe junction temperature range |
Equivalent MOSFETs & Alternatives
| Part | Type | Package | Vds | Id | Rds(on) | Vgs(th) | Manufacturer / Datasheet |
|---|---|---|---|---|---|---|---|
| SI2310M-6AF | N-Channel | SOT-23 | 60V | 3A | 86mΩ@10V | 1.3V | FOSAN 📄 PDF |
| HL2310A | N-Channel | SOT-23 | 60V | 3A | 90mΩ@10V 125mΩ@4.5V |
2V | R+O 📄 PDF |
| BRCS2310MA | N-Channel | SOT-23 | 60V | 3A | 94mΩ@4.5V | 1.8V | BLUE ROCKET 📄 PDF |
| NCE6003X | N-Channel | SOT-23 | 60V | 3A | 110mΩ@4.5V | 2V | NCE 📄 PDF |
| SI2310 | N-Channel | SOT-23 | 60V | 3A | 125mΩ@4.5V | 2V | GOODWORK 📄 PDF |
| SL2310 | N-Channel | SOT-23 | 60V | 3A | 125mΩ@4.5V | 2V | Slkor 📄 PDF |
| SQ2308CES-T1_GE3 | N-Channel | SOT-23 | 60V | 2.3A | 325mΩ@10V | 2.5V | VISHAY 📄 PDF |
| 5N10-MS | N-Channel | SOT-23 | 100V | 5A | 90mΩ@10V | 1.5V | MSKSEMI 📄 PDF |
| DO3N10B | N-Channel | SOT-23 | 100V | 3A | 280mΩ@10V | 2.5V | DOINGTER 📄 PDF |