EMH4 ROHM Co. Ltd., EMH4 Datasheet - Page 2

• Manufacturer Part Number: EMH4
• Description: General Purpose Dual Digital Transistors
• Manufacturer: ROHM Co. Ltd.

Transistors
∗Transition frequency of the device.
Collector-base breakdown voltage
Emitter-base breakdown voltage
Collector cutoff current
Emitter cutoff current
Collector-emitter saturation voltage
DC current transfer ratio
Input resistance
Collector-emitter breakdown voltage
Transition frequency
Electrical characteristics (Ta=25°C)
Electrical characteristics curves
500
200
100
50
20
10
1k
Fig.1 DC current gain vs. collector
5
2
1
100µ 200µ
COLLECTOR CURRENT : I
current
500µ 1m
Parameter
2m
Ta=100°C
5m 10m 20m
−40°C
25°C
C
V
(A)
CE
= 5V
50m 100m
Symbol
V
BV
BV
BV
I
I
CE(sat)
h
CBO
EBO
R
f
FE
CBO
CEO
T
EBO
1
500m
200m
100m
50m
20m
10m
5m
2m
1m
1
100µ 200µ
Fig.2 Collector-emitter saturation
COLLECTOR CURRENT : I
Min.
100
voltage vs. collector current
50
50
5
−
−
−
−
7
500µ 1m
Ta=100°C
Typ.
250
250
2m
10
−
−
−
−
−
−
−40°C
25°C
5m 10m 20m
Max.
600
0.5
0.5
0.3
13
−
−
−
−
C
l
C
(A)
/l
B
=10
50m 100m
EMH4 / UMH4N / IMH4A
MHz
Unit
kΩ
µA
µA
V
V
V
V
−
I
I
I
V
V
I
V
V
C
C
E
C
CB
EB
CE
CE
=50µA
=1mA
=50µA
/I
B
=50V
=4V
=5V, I
=10V, I
=10mA/1mA
C
=1mA
E
= −5mA, f=100MHz
Conditions
−
Rev.A
∗
2/2