q Incorporating a built-in damper diode q Reduction of a parts count and simplification of a circuit are al-
lowed q High breakdown voltage with high reliability q High-speed switching q Wide area of safe operation (ASO) q Full-pack package which can be installed to the heat sink with
one screw
s Absolute Maximum Ratings (TC=25˚C)
Parameter
Symbol
Ratings
Collector to base voltage
Collector to emitter voltage
Emitter to base voltage
Peak collector current
Collector current
Base current.
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Power Transistors
2SD2057
Silicon NPN triple diffusion planar type
For horizontal deflection output
Unit: mm
s Features
q Incorporating a built-in damper diode q Reduction of a parts count and simplification of a circuit are al-
lowed q High breakdown voltage with high reliability q High-speed switching q Wide area of safe operation (ASO) q Full-pack package which can be installed to the heat sink with
one screw
s Absolute Maximum Ratings (TC=25˚C)
Parameter
Symbol
Ratings
Collector to base voltage
Collector to emitter voltage
Emitter to base voltage
Peak collector current
Collector current
Base current
Collector power TC=25°C
dissipation
Ta=25°C
VCBO VCES VEBO ICP IC IB
PC
1500 1500
7 20 5 4 100 3
Junction temperature Storage temperature
Tj 150 Tstg –55 to +150
Unit V
D2057 Datasheet
