2SC1472 (K)
Input and Output Capacitance vs. Voltage
Collector Output Capacitance C
ob
(pF)
Emitter Input Capacitance C
ib
(pF)
10
30
8
f = 1 MHz
10
Switching Time t (µs)
3
1.0
t
stg
0.3
0.1
0
0.1
0.3
1.0
3
10
30
Collector to Base Voltage V
CB
(V)
Emitter to Base Voltage V
EB
(V)
0.03
0.3
t
d
t
on
I
C
= 100 I
B1
= –100 I
B2
V
CC
= 10.5 V
Switching Time vs. Collector Current
6 C (I = 0)
ib C
4
C
ob
(I
E
= 0)
t
off
2
1.0
3
10 30
100 300
Base Current I
C
(mA)
Response Waveform
Switching Time Test Circuit
D.U.T.
CRT
13 V
Input
0
P.G.
tr, tf
≤
15 ns
PW
≥
10
µs
duty ratio
≤
10%
50
–6 V
0.002
– +
50
0.002
– +
50
Unit R :
Ω
Output
C :
µF
0
10.5 V
10%
90%
10%
t
d
t
on
t
stg
t
off
90%
10%
90%
6
HITACHI [ HITACHI SEMICONDUCTOR ]
