B943 查看數據表（PDF） - Panasonic Corporation
零件编号
产品描述 (功能)
比赛名单
B943 Datasheet PDF : 3 Pages
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Power Transistors
PC — Ta
50
(1) TC=Ta
(2) With a 100 × 100 × 2mm
Al heat sink
40
(3) With a 50 × 50 × 2mm
Al heat sink
(4) Without heat sink
(PC=2W)
30
(1)
20
10
(2)
(3)
(4)
0
0 20 40 60 80 100 120 140 160
Ambient temperature Ta (˚C)
IC — VCE
–6
TC=25˚C
–5
IB=–100mA
–4
–80mA
–60mA
–3
–40mA
–30mA
–2
–20mA
–16mA
–1
–12mA
–8mA
–4mA
0
0
2
4
6
8
10
Collector to emitter voltage VCE (V)
2SB943
–100
–30
–10
VCE(sat) — IC
IC/IB=20
–3
–1
– 0.3
– 0.1
– 0.03
TC=100˚C
–25˚C
25˚C
– 0.01
– 0.01 – 0.03 – 0.1 – 0.3 –1 –3 –10
Collector current IC (A)
–100
–30
–10
VBE(sat) — IC
IC/IB=20
–3
–1
– 0.3
– 0.1
TC=–100˚C
–25˚C
25˚C
– 0.03
– 0.01
– 0.01 – 0.03 – 0.1 – 0.3 –1 –3 –10
Collector current IC (A)
10000
3000
1000
300
100
30
10
hFE — IC
VCE=–2V
TC=100˚C
25˚C
–25˚C
3
1
– 0.01 – 0.03 – 0.1 – 0.3 –1 –3 –10
Collector current IC (A)
10000
3000
1000
fT — IC
VCE=–10V
f=10MHz
TC=25˚C
300
100
30
10
3
1
– 0.01 – 0.03 – 0.1 – 0.3 –1 –3 –10
Collector current IC (A)
10000
3000
1000
Cob — VCB
IE=0
f=1MHz
TC=25˚C
300
100
30
10
3
1
– 0.1 – 0.3 –1 –3 –10 –30 –100
Collector to base voltage VCB (V)
ton, tstg, tf — IC
100
Pulsed tw=1ms
Duty cycle=1%
30
IC/IB=10
(–IB1=IB2)
10
VCC=–50V
TC=25˚C
3
1
tstg
0.3
ton
0.1
tf
0.03
0.01
0
– 0.8 –1.6
–2.4
–3.2
Collector current IC (A)
Area of safe operation (ASO)
–100
–30
Non repetitive pulse
TC=25˚C
–10 ICP
–3 IC
–1
10ms
– 0.3
– 0.1
t=0.5ms
1ms
DC
– 0.03
– 0.01
–1 –3 –10 –30 –100 –300 –1000
Collector to emitter voltage VCE (V)
2
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