MJ4502 Datasheet & Equivalents
PNP
TO-3
High Power
SPTECH
VCEO
90V
Ic Max
30A
Pd Max
200W
hFE Gain
100
Quick Reference
The MJ4502 is a PNP bipolar junction transistor in a TO-3 package, manufactured by SPTECH. It supports a breakdown voltage of 90V and continuous collector current of 30A. It is widely used in switching and amplification circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | SPTECH | Original Manufacturer |
| Package | TO-3 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| Category | Single | Configuration |
| Collector-Emitter Voltage (VCEO) | 90V | Max breakdown voltage |
| Collector Current (Ic) | 30A | Max current handling |
| Power Dissipation (Pd) | 200W | Max thermal limit |
| DC Current Gain (hFE) | 100 | Base signal amplification ratio |
| Transition Frequency (fT) | 2MHz | Max operating frequency |
| Saturation Voltage (VCEsat) | 800mV | Voltage drop when fully ON |
| Emitter-Base Voltage (Vebo) | 4V | Max emitter-base breakdown |
| Collector Cutoff Current | 1mA | Leakage current when OFF |
| Operating Temp | - | Safe junction temperature range |