This post explains for the semiconductor B649.
The Part Number is 2SB649.
The function of this semiconductor is 120V, PNP Transistor.
Manufacturer: JCST
Preview images :
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Description
This is PNP Transistor.
JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
TO-126 Plastic-Encapsulate Transistors 2SB649/2SB649A TRANSISTOR (PNP) TO- 126
Features
Low Frequency Power Amplifier Complementary Pair with 2SD669/A 1. EMITTER
Absolute maximum ratings ( Ta=25°C )
1. Collector to Base Voltage: Vcbo = – 180 V
2. Collector to Emitter Voltage: Vceo = – 120 V
3. Emitter to Base Voltage: Vebo = – 5 V
4. Collector Current: Ic = – 1. 5 A
5. Collector Dissipation : Pc = 1 W
6. Junction Temperature: Tj = 150°C
7. Storage Temperature: Tsg = -55 ~ +150°C
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B649 Datasheet
