SMMBT2222ALT1G Transistor Datasheet & Specifications
NPN
SOT-23
General Purpose
onsemi
VCEO
40V
Ic Max
600mA
Pd Max
225mW
hFE Gain
35
Quick Reference
The SMMBT2222ALT1G is a NPN bipolar transistor in a SOT-23 package by onsemi. This datasheet provides complete specifications including 40V breakdown voltage and 600mA continuous collector current. Download the SMMBT2222ALT1G datasheet PDF above for detailed pinout diagrams and application circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | onsemi | Original Manufacturer |
| Package | SOT-23 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| VCEO | 40V | Breakdown voltage |
| Ic | 600mA | Collector current |
| Pd | 225mW | Power dissipation |
| DC Current Gain | 35 | hFE / Beta |
| Frequency | 300MHz | Transition speed (fT) |
| VCEsat | 300mV | Saturation voltage |
| Vebo | 6V | Emitter-Base voltage |
| Cutoff Current | 10uA | Leakage (ICBO) |
| Temp | -55℃~+150℃ | Operating temp |
Equivalent Transistors & Alternatives
| Part | Type | Package | VCEO | Ic | Pd |
|---|---|---|---|---|---|
| ZXTN2020FTA | NPN | SOT-23 | 100V | 4A | 1.2W |
| FMMT491ATA | NPN | SOT-23 | 40V | 1A | 500mW |
| DNBT8105-7 | NPN | SOT-23 | 60V | 1A | 600mW |
| ZXTN2040FTA | NPN | SOT-23 | 40V | 1A | 310mW |
| FMMT493ATA | NPN | SOT-23 | 60V | 1A | 500mW |
| MMBT5551 | NPN | SOT-23 | 160V | 600mA | 250mW |
| MMBT4401 | NPN | SOT-23 | 40V | 600mA | 350mW |
| PBSS4350T,215 | NPN | SOT-23 | 50V | 2A | 300mW |
| NSS40201LT1G | NPN | SOT-23 | 40V | 2A | 460mW |
| MMBT5551 | NPN | SOT-23 | 160V | 600mA | 300mW |