2SD1978
Main Characteristics
Maximum Collector Dissipation Curve
1.2
0.8
0.4
0
50
100
150
Ambient Temperature Ta (°C)
Typical Output Characteristics
2.0
Ta = 25°C 200
180
1.6
160
140
1.2
120
0.8
0.4
100 µA
IB = 0
0
1
2
3
4
5
Collector to Emitter Voltage VCE (V)
Saturation Voltage vs.
Collector Current
10
3
VBE(sat)
1.0
VCE(sat)
200,500
500
IC/IB = 200
0.3
0.1
0.1
Ta = 25°C
Pulse
0.3
1.0
3
10
Collector Current IC (A)
Rev.2.00 Aug 10, 2005 page 3 of 5
Area of Safe Operation
10
iC(peak)
3
1 µs
1.0
0.3
0.1
Ta = 25°C
0.03 1 Shot Pulse
0.01
3
10
30
100 300
Collector to Emitter Voltage VCE (V)
30,000
DC Current Transfer Ratio vs.
Collector Current
10,000
3,000
Ta = 752–°5C25
1,000
Ta = 25°C
Pulse
300
0.1
0.3
1.0
3
10
Collector Current IC (A)