BF421 Просмотр технического описания (PDF) - KEC
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BF421 Datasheet PDF : 3 Pages
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BF421
I C - VCE (LOW VOLTAGE REGION)
-60
COMMON
-50
3.0 1.6 1.0 0.6
EMITTER
Ta=25 C
0.4
-40
0.3
-30
0.2
0.15
-20
0.1
-10
I B=0.05mA
0
0
0 -4 -8 -12 -16 -20 -24 -28
COLLECTOR-EMITTER VOLTAGE VCE (V)
hFE - I C
500
300
COMMON EMITTER
Ta=25 C
VCE =-20V
100
50
-10
30
-5
10
5
-0.3
-1
-3
-10
-30 -100
COLLECTOR CURRENT I C (mA)
h FE - IC
500
COMMON EMITTER
300
V CE =-10V
Ta=100 C
Ta=25 C
100
Ta=-25 C
50
30
10
5
-0.3
-1
-3
-10
-30
-100
COLLECTOR CURRENT IC (mA)
VCE(sat) - I C
-5
-3
COMMON EMITTER
IC/IB =5
-1
-0.5
-0.3
-0.1
-0.05
-0.3
-1
Ta=100 C
25
-25
-3
-10
-30 -100
COLLECTOR CURRENT IC (mA)
2002. 6. 25
Revision No : 3
VCE(sat) - I C
-5
-3
COMMON EMITTER
Ta=25 C
-1
-0.5
-0.3
-0.1
-0.05
-0.3
I C/I B=10 5
2
-1
-3
-10
-30
-100
COLLECTOR CURRENT I C (mA)
I C - V BE
-50
COMMON EMITTER
VCE =10V
-40
-30
-20
-10
0
0
-0.2 -0.4 -0.6 -0.8 -1.0 -1.2
BASE-EMITTER VOLTAGE VBE (V)
2/3
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