2SA812 Transistor Datasheet & Specifications
PNP
SOT-23
General Purpose
FOSAN
VCEO
50V
Ic Max
100mA
Pd Max
300mW
hFE Gain
600
Quick Reference
The 2SA812 is a PNP bipolar transistor in a SOT-23 package by FOSAN. This datasheet provides complete specifications including 50V breakdown voltage and 100mA continuous collector current. Download the 2SA812 datasheet PDF above for detailed pinout diagrams and application circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | FOSAN | Original Manufacturer |
| Package | SOT-23 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| VCEO | 50V | Breakdown voltage |
| Ic | 100mA | Collector current |
| Pd | 300mW | Power dissipation |
| DC Current Gain | 600 | hFE / Beta |
| Frequency | 180MHz | Transition speed (fT) |
| VCEsat | 300mV | Saturation voltage |
| Vebo | 5V | Emitter-Base voltage |
| Cutoff Current | 100nA | Leakage (ICBO) |
| Temp | - | Operating temp |
Equivalent Transistors & Alternatives
| Part | Type | Package | VCEO | Ic | Pd |
|---|---|---|---|---|---|
| MMBT2907A-7-F | PNP | SOT-23 | 60V | 600mA | 350mW |
| FMMT560TA | PNP | SOT-23 | 500V | 150mA | 500mW |
| BC856ALT1G | PNP | SOT-23 | 65V | 100mA | 225mW |
| MMBTA92 | PNP | SOT-23 | 300V | 500mA | 300mW |
| ZXTP2025FTA | PNP | SOT-23 | 50V | 5A | 1.2W |
| 2SA812 | PNP | SOT-23 | 50V | 100mA | 200mW |
| ZXTP25100BFHTA | PNP | SOT-23 | 100V | 2A | 1.25W |
| LBC856BLT1G | PNP | SOT-23 | 65V | 100mA | 225mW |
| FMMTA92TA | PNP | SOT-23 | 300V | 200mA | 310mW |
| PBSS5160T,215 | PNP | SOT-23 | 60V | 1A | 400mW |