This post explains for the transistor.
The Part Number is BUL6802.
The function of this semiconductor is 400V, NPN Transistor.
The package is TO-126 Type.
Manufacturers : Shenzhen SI Semiconductors
Preview images :
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Description :
This is Silicon NPN transistor in a TO-126(R) Plastic Package.
Features :
1. High Voltage Capability High Speed Switching
2. Wide SOA,ROHS compliant.
Applications :
1. High frequency electronic lighting ballast applications
2. Electronic transformer
Absolute maximum ratings ( Ta=25°C )
1. Collector to Base Voltage : Vcbo = 600 V
2. Collector to Emitter Voltage : Vceo = 400 V
3. Emitter to Base Voltage : Vebo = 9 V
4. Collector Current : Ic = 1.2 A
5. Collector Dissipation : Pc = 1.25 W
6. Junction Temperature : Tj = 150°C
7. Storage Temperature : Tsg = -55 ~ +150°C
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