BF494 NPN Medium Frequency Transistor is designed for HF applications in radio and television receivers. NPN medium frequency transistor in a TO-92; SOT54 plastic package.
BF494 Pin Configuration
| Pin No | Pin Name |
|---|---|
| 1 | Base |
| 2 | Emitter |
| 3 | Collector |
BF494 Key Features
- Low current (max. 30 mA)
- Low voltage (max. 20 V).
Specification
| Maximum Collector Power Dissipation (Pc) | 0.3 W |
| 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 |
| Type Designator | BF494 |
Application
- HF applications in radio and television receivers
- FM tuners
- Low noise AM mixer-oscillators
- IF amplifiers in AM/FM receivers
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