2N4919 데이터 시트보기 (PDF) - ON Semiconductor
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2N4919 Datasheet PDF : 5 Pages
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2N4918 − 2N4920* Series
40
30
20
10
0
25
50
75
100
125
150
TC, CASE TEMPERATURE (°C)
Figure 1. Power Derating
VBE(off)
0
Vin
APPROX
−11 V
t1
t2
VCC
RC
Vin
RB
Cjd << Ceb
APPROX 9.0 V
+4.0 V
SCOPE
Vin
0
APPROX
−11 V
t3
TURN−OFF PULSE
t1 < 15 ns
100 < t2 < 500 ms
t3 < 15 ns
DUTY CYCLE ≈ 2.0%
RB and RC
varied to
obtain desired
current levels
Figure 2. Switching Time Equivalent Test Circuit
5.0
3.0
VCC = 30 V
IC/IB = 20
2.0
1.0
0.7 VCC = 30 V
0.5
0.3 td
0.2
VCC = 60 V
IC/IB = 10, UNLESS NOTED
TJ = 25°C
TJ = 150°C
tr
VCC = 60 V
VBE(off) = 2.0 V
0.1
0.07
0.05
VCC = 30 V
VBE(off) = 0
10
20 30
50 70 100
200 300
IC, COLLECTOR CURRENT (mA)
Figure 3. Turn−On Time
500 700 1000
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