BF423 overview
The BF423 is a PNP High Voltage Transistor. Main ratings: Maximum Collector-Emitter Voltage |Vce| 250 V; Transition Frequency 60 MHz. The absolute maximum ratings table on this page lists the 5 limits from the manufacturer's datasheet that must not be exceeded. This page brings together the BF423 pinout, key specifications and maximum ratings, with the full datasheet PDF to preview below or download.
Key specifications
Maximum Collector-Emitter Voltage |Vce|
250 V
Transition Frequency (ft)
60 MHz
Datasheet
bf423.pdf
BF423 features
- Low current (max. 50 mA)
- High voltage (max. 300 V)
BF423 pinout
| Pin | Name |
|---|---|
| 1 | Emitter |
| 2 | Collector |
| 3 | Base |
Absolute maximum ratings
| Parameter | Value | Unit |
|---|---|---|
| Collector-Base Voltage | -250 | V |
| Emitter-Base Voltage | -5.0 | V |
| Collector Current - Continuous | -500 | mA |
| Total Device Dissipation | 625 | mW |
| Operating and Storage Junction | -55 to +150 | °C |
BF423 applications
- Primarily Intended for Telephony
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