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Transistors
Power transistor (40V, 2A)
2SD1759 / 2SD1861
2SD1759 / 2SD1861
zFeatures 1) Darlington connection for high DC current gain. 2) Built-in 4kΩ resistor between base and emitter. 3) Complements the 2SB1183 / 2SB1239.
zEquivalent circuit
C
B
RBE 4kΩ
C : Collector B : Base E : Emitter
E
zAbsolute maximum ratings (Ta=25°C)
Parameter
Collector-base voltage
Collector-emitter voltage
Emitter-base voltage
Collector current
Collector power dissipation
2SD1861 2SD1759
Symbol VCBO VCER VEBO IC
PC
Junction temperature
Tj
Storage temperature
Tstg
∗ Printed circuit board 1.7mm thick, collector plating 1cm2 or larger.