2SD844 Transistor Datasheet & Specifications
NPN
TO-3PI
High Power
SPTECH
VCEO
50V
Ic Max
7A
Pd Max
60W
hFE Gain
240
Quick Reference
The 2SD844 is a NPN bipolar transistor in a TO-3PI package by SPTECH. This datasheet provides complete specifications including 50V breakdown voltage and 7A continuous collector current. Download the 2SD844 datasheet PDF above for detailed pinout diagrams and application circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | SPTECH | Original Manufacturer |
| Package | TO-3PI | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| VCEO | 50V | Breakdown voltage |
| Ic | 7A | Collector current |
| Pd | 60W | Power dissipation |
| DC Current Gain | 240 | hFE / Beta |
| Frequency | 15MHz | Transition speed (fT) |
| VCEsat | 400mV | Saturation voltage |
| Vebo | 5V | Emitter-Base voltage |
| Cutoff Current | 10uA | Leakage (ICBO) |
| Temp | - | Operating temp |