This post explains for the transistor B688.
The Part Number is 2SB688.
The function of this semiconductor is PNP Transistor.
The package is TO-3P(I).
Manufacturers : Savantic
Preview images :
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Description :
SavantIC Semiconductor
Silicon PNP Power Transistors Product Specification
B688 Description
· With TO-3P(I) package
· Complement to type 2SD718
Applications
· Power amplifier applications
· Recommend for 45~50W audio frequency amplifier output stage PINNING PIN 1 2 3
Description
Emitter Collector;connected to mounting base Base Fig.1 simplified outline (TO-3P(I)) and symbol Absolute maximum ratings(Ta=25 ) SYMBOL PARAMETER VCBO Collector-base voltage VCEO Collector-emitter voltage VEBO IC Emitter-base voltage Collector current IB Base current PT Total power dissipation Tj Junction temperature Tstg Storage temperature CONDITIONS Open emitter Open base Open collector TC=25 VALUE -120 -120 -5 -8 -0.8 80 150 -55~150 UNIT V V V A A W SavantIC Semiconductor Silicon PNP Power Transistors Product Specification 2SB688 CHARACTERISTICS Tj=25 unless otherwise specified SYMBOL PARAMETER CONDITIONS V(BR)CEO Collector-emitter breakdown voltage IC=-50mA ,IB=0 VCEsat Col […]
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Absolute maximum ratings ( Ta=25°C )
1. Collector to Base Voltage : Vcbo = – 120 V
2. Collector to Emitter Voltage : Vceo = – 120 V
3. Emitter to Base Voltage : Vebo = – 5 V
4. Collector Current : Ic = – 8A
5. Total Dissipation : Pc =80 W
6. Junction Temperature : Tj = 150°C
7. Storage Temperatue : Tsg = -55 ~ +150°C
