2sa1774eb ROHM Co. Ltd., 2sa1774eb Datasheet - Page 3

• Manufacturer Part Number: 2sa1774eb
• Description: General Purpose Transistor
• Manufacturer: ROHM Co. Ltd.

Transistors
−0.05
Fig.7 Collector-emitter saturation
−0.5
−0.2
−0.1
−1
−0.2 −0.5 −1
voltage vs. collector current (II)
COLLECTOR CURRENT : I
Ta=100˚C
−40˚C
−2
25˚C
−5 −10 −20
C
(
l
mA)
C
/l
B
−50 −100
=10
1000
500
200
100
50
0.5
Fig.8 Gain bandwidth product vs.
1
EMITTER CURRENT : I
emitter current
2
5
10
20
E
(
Ta=25˚C
V
mA)
CE
= − 12V
50
100
Fig.9 Collector output capacitance vs.
20
10
5
2
COLLECTOR TO BASE VOLTAGE : V
EMITTER TO BASE VOLTAGE : V
−0.5
collector-base voltage
Emitter inputcapacitance vs.
emitter-base voltage
−1
2SA1774EB
−2
−5
−10
Ta=25˚C
f=1MHz
I
I
EB
E
C
= 0A
= 0A
(V)
−20
CB
3/3
(V)