Part Number: BF494
Function: NPN Medium Frequency Transistor
Package: TO-92, SOT-54 Package
Manufacturer: Philips, NXP
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Description
This is 20V, 30mA, NPN Transistor.
This is NPN medium frequency transistor in a TO-92, SOT54 plastic package.
Pinout
Features
1. Low current (max. 30 mA)
2. Low voltage (max. 20 V).
Absolute maximum ratings ( Ta=25°C )
1. Collector to Base Voltage: Vcbo = 30 V
2. Collector to Emitter Voltage: Vceo = 20 V
3. Emitter to Base Voltage: Vebo = 5 V
4. Collector Current: Ic = 100 mA
5. Total Device Dissipation: Pd = 350 mW
6. Junction Temperature: Tj = 150°C
7. Storage Temperature: Tsg = -55 ~ +150°C
Applications
1. HF applications in radio and television receivers
2. FM tuners
3. Low noise AM mixer-oscillators
4. IF amplifiers in AM/FM receivers.
BF494 Datasheet
