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2SD1221_15 Datasheet, PDF (3/3 Pages) Guangdong Kexin Industrial Co.,Ltd – NPN Transistors
SMD Type
Transistors
NPN Transistors
■ Typical Characterisitics
2SD1221
24
(1)
20
16
PC – Ta
(1) Tc = Ta infinite heat sink
(2) Ceramic substrate
50 mm × 50 mm × 0.8 mm
(3) No heat sink
12
8
4 (2)
(3)
0
0
25
50
75 100 125 150 175
Ambient temperature Ta (°C)
Safe Operating Area
10
IC max (pulsed)*
5
IC max (continuous)
3
1 ms*
10 ms*
100 ms*
DC operation
(Tc = 25°C)
1
0.5
*: Single nonrepetitive pulse
0.3
Tc = 25°C
Curves must be derated linearly with
increase in temperature.
0.1
1
3
10
VCEO max
30
100
Collector-emitter voltage VCE (V)
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