BF494 NPN Medium Frequency Transistor
Package TO-92
BF494 overview
The BF494 is an NPN Medium Frequency Transistor made by Philips Electronics - NXP, supplied in a TO-92 package. Main ratings: Maximum Collector-Base Voltage |Vcb| 30 V; Maximum Collector-Emitter Voltage |Vce| 20 V; Maximum Emitter-Base Voltage |Veb| 5 V; Maximum Collector Current |Ic max| 0.03 A. Possible alternatives include BF495; always compare the datasheets before substituting. This page brings together the BF494 pinout and key specifications, with the full datasheet PDF to preview below or download.
Key specifications
Maximum Collector-Base Voltage |Vcb|
30 V
Maximum Collector-Emitter Voltage |Vce|
20 V
Maximum Emitter-Base Voltage |Veb|
5 V
Maximum Collector Current |Ic max|
0.03 A
Transition Frequency (ft):
260 MHz
Datasheet
bf494.pdf
BF494 features
- Low current (max. 30 mA)
- Low voltage (max. 20 V).
BF494 pinout
| Pin | Description |
|---|---|
| 1 | Base |
| 2 | Emitter |
| 3 | Collector |
BF494 applications
- HF applications in radio and television receivers
- FM tuners
- Low noise AM mixer-oscillators
- IF amplifiers in AM/FM receivers.
BF494 alternatives and equivalents
- BF495
Comments 0
Leave a comment