2SC3938 Datasheet, PDF (2/2 Pages) Panasonic Semiconductor – Silicon NPN epitaxial planer type(For high speed switching)

Transistor
Switching time measurement circuit
t_on, t_off Test Circuit
t_stg Test Circuit
V_in=10V
50Ω
220Ω
3.3kΩ
3.3kΩ
V_bb=
–3V
0.1µF
V_out
50Ω
V_CC=3V
A
910Ω
V_in=10V
0.1µF _500Ω
500Ω
50Ω
V_bb=2V
0.1µF
V_out
1kΩ
90Ω
V_CC=10V
V_in
10%
V_in
V_out
90% V_out
10%
90%
t_on
t_off
0
V_in
10%
V_out
10%
t_stg
(Waveform at A)
2SC3938
P_C — Ta
240
200
160
120
80
40
0
0 20 40 60 80 100 120 140 160
Ambient temperature Ta (˚C)
I_C — V_CE
120
Ta=25˚C
100
I_B=3.0mA
2.5mA
80
2.0mA
1.5mA
60
1.0mA
40
0.5mA
20
0
0 0.2 0.4 0.6 0.8 1.0 1.2
Collector to emitter voltage V_CE (V)
h_FE — I_C
600
V_CE=1V
500
400
300
200
Ta=75˚C
25˚C
100
–25˚C
0
0.1 0.3 1 3 10 30 100
Collector current I_C (mA)
V_CE(sat) — I_C
100
I_C/I_B=10
30
10
3
1
Ta=75˚C
0.3
25˚C
–25˚C
0.3
0.03
0.01
0.1 0.3 1 3 10 30 100
Collector current I_C (mA)
f_T — I_E
600
V_CE=10V
Ta=25˚C
500
400
300
200
100
0
–1 –3 –10 –30 –100 –300 –1000
Emitter current I_E (mA)
V_BE(sat) — I_C
100
30
10
3
1
Ta=–25˚C
25˚C
75˚C
0.3
0.3
0.03
0.01
1
3 10 30 100 300 1000
Collector current I_C (mA)
C_ob — V_CB
6
I_E=0
f=1MHz
Ta=25˚C
5
4
3
2
1
0
1
3
10
30
100
Collector to base voltage V_CB (V)
2