BD140 Transistor Datasheet & Specifications
PNPTO-126General Purpose
VCEO
80V
Ic Max
1.5A
Pd Max
1.25W
Gain
63
Quick Reference
The BD140 is a PNP bipolar transistor in a TO-126 package. This datasheet provides complete specifications including 80V breakdown voltage and 1.5A continuous collector current. Download the BD140 datasheet PDF below for detailed pinout diagrams and application circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | ST | Original Manufacturer |
| Package | TO-126 | Physical mounting |
| VCEO | 80V | Breakdown voltage |
| IC Max | 1.5A | Collector current |
| Pd Max | 1.25W | Power dissipation |
| Gain | 63 | DC current gain |
| Frequency | - | Transition speed |
| VCEsat | 500mV | Saturation voltage |
| Vebo | 5V | Emitter-Base voltage |
| Temp | -65℃~+150℃ | Operating temp |
Direct Replacements & Alternatives
| Part | Type | Package | VCEO | Ic | Pd |
|---|---|---|---|---|---|
| MJE172 | PNP | TO-126 | 80V | 3A | 12.5W |
| BD238 | PNP | TO-126 | 100V | 1.5A | 1W |
| KTB1151-Y-U/PH | PNP | TO-126 | 60V | 5A | 20W |
| BD680ASTU-HXY | PNP | TO-126 | 80V | 4A | 2W |
| BD236STU-HXY | PNP | TO-126 | 60V | 2A | 1W |