BD677 Transistor Datasheet & Specifications
NPN
SOT-32-3
High Power
ST
VCEO
60V
Ic Max
4A
Pd Max
40W
hFE Gain
750
Quick Reference
The BD677 is a NPN bipolar transistor in a SOT-32-3 package by ST. This datasheet provides complete specifications including 60V breakdown voltage and 4A continuous collector current. Download the BD677 datasheet PDF above for detailed pinout diagrams and application circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | ST | Original Manufacturer |
| Package | SOT-32-3 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| VCEO | 60V | Breakdown voltage |
| Ic | 4A | Collector current |
| Pd | 40W | Power dissipation |
| DC Current Gain | 750 | hFE / Beta |
| Frequency | - | Transition speed (fT) |
| VCEsat | 2.5V | Saturation voltage |
| Vebo | - | Emitter-Base voltage |
| Cutoff Current | 2mA | Leakage (ICBO) |
| Temp | - | Operating temp |
Equivalent Transistors & Alternatives
| Part | Type | Package | VCEO | Ic | Pd |
|---|---|---|---|---|---|
| BD679A | NPN | SOT-32-3 | 80V | 4A | 40W |