2sa1952 ROHM Co. Ltd., 2sa1952 Datasheet - Page 2

• Manufacturer Part Number: 2sa1952
• Description: High-speed Switching Transistor -60v, -5a
• Manufacturer: ROHM Co. Ltd.

Transistors
Fig.4 Collector-emitter saturation voltage
Fig.1 Ground emitter output characteristics
Electrical characteristics curves
−5
−4
−3
−2
−1
−0.05
−0.02
−0.01
−0.5
−0.2
−0.1
−10
0.05
0.02
0.01
0
−5
−2
−1
0.5
0.2
0.1
−0.05
−0.01
0
10
Base-emitter saturation voltage
COLLECTOR TO EMITTER VOLTAGE : V
5
2
1
t
t
−0.02
on
stg
t
Fig.7 Switching characteristics
−0.1
f
Ta= −25°C
COLLECTOR CURRENT : I
V
COLLECTOR CURRENT : I
−1
CE(sat)
−0.05
−0.2
100°C
25°C
−0.1
−0.5 −1
−2
−0.2
−0.5
−2
−3
V
BE(sat)
−1
−5 −10 −20
vs. collector current
I
E
=20I
−25°C
Ta=100°C
−2
−4
C
25°C
Tc =25°C
I
Pulsed
C
C
(A)
B1
/I
(A)
B
= −20I
=20
−5
CE
(V)
−10
−5
B2
−50
Fig.2 Ground emitter propagation characteristics
Fig.5 Resistance ratio vs. emitter current
−0.05
−0.02
−0.01
−0.5
−0.2
−0.1
1000
−10
500
200
100
−5
−2
−1
50
20
10
0.001 0.002
5
2
1
0
BASE TO EMITTER VOLTAGE : V
−0.2
Ta = 100°C
−0.4
EMITTER CURRENT : I
− 25°C
25°C
0.005
−0.6
0.01 0.02
−0.8
−1.0
0.05
−1.2
0.1
Ta = 25°C
E
V
−1.4
0.2
(A)
CE
V
Pulsed
CE
= −10A
BE
= −2V
−1.6
(V)
0.5
−1.8
1
Fig.3 DC current gain vs. collector current
1000
10000
500
200
100
5000
2000
1000
500
200
100
50
20
10
−0.01 −0.02
50
20
10
−0.1 −0.2
5
2
1
Fig.6 Collector output capacitance
COLLECTOR TO BASE VOLTAGE : V
COLLECTOR CURRENT : I
vs. collector-base voltage
−0.05
−0.5 −1
Ta=100°C
−25°C
−0.1
25°C
Rev.A
−0.2
−2
−0.5
−5 −10 −20
2SA1952
−1
Ta = 25°C
f=1MHz
I
−2
E
C
=0A
V
Pulsed
(A)
CE
= −2V
−50 −100
−5
CB
(V)
2/2
−10