EMF23 ROHM Co. Ltd., EMF23 Datasheet - Page 3

• Manufacturer Part Number: EMF23
• Description: Power Management Dual Transistors
• Manufacturer: ROHM Co. Ltd.

Transistors
Tr1
Electrical characteristic curves
Fig.7 Collector-emitter saturation
-0.05
Fig.1 Grounded emitter propagation
500
200
100
-0.5
-0.2
-0.1
-0.5
-0.2
-0.1
-50
-20
-10
50
Fig.4 DC current gain vs. collector
-5
-2
-1
-1
-0.2
-0.2
Ta = 100 C
Ta = 25 C
-0.2
BASE TO EMITTER VOLTAGE : V
voltage vs. collector current (
characteristics
COLLECTOR CURRENT : I
-0.5
-0.5
current ( )
COLLECTOR CURRENT : I
-0.4 -0.6 -0.8 -1.0 -1.2 -1.4 -1.6
25 C
40 C
Ta = 100 C
-1
-1
-40 C
-2
-2
25 C
V
CE
-5
-5
= -5V
-3V
-1V
-10 -20
-10 -20
C
C
V
(mA)
l
(mA)
C
CE
/l
B
-50 -100
= 6V
-50 -100
BE
= 10
(V)
)
-10
1000
-8
-6
-4
-2
500
200
100
Fig.8 Gain bandwidth product vs.
COLLECTOR TO EMITTER VOLTAGE : V
500
200
100
0
Fig.5 DC current gain vs. collector
50
50
-0.2
Fig.2 Grounded emitter output
0.5
Ta = 25 C
-0.5
emitter current
COLLECTOR CURRENT : I
current (
-0.4
1
characteristics ( )
EMITTER CURRENT : I
-1
2
Ta = 100 C
-0.8
-2
-40 C
25 C
5
)
-5
-1.2
10
-10 -20
20
E
-1.6
Ta = 25 C
V
(mA)
-31.5
-28.0
-24.5
-17.5
-14.0
-10.5
-21.0
-35.0
-3.5 A
CE
-7.0
C
V
(mA)
I
CE
= - 12V
B
= 0
50
= -6V
-50 -100
CE
-2.0
(V)
100
Fig.9
-100
-0.05
Fig.6 Collector-emitter saturation
-80
-60
-40
-20
-0.5
-0.2
-0.1
COLLECTOR TO EMITTER VOLTAGE : V
0
-1
-0.2
20
10
Ta = 25 C
Fig.3 Grounded emitter output
5
2
COLLECTOR TO BASE VOLTAGE : V
EMITTER TO BASE VOLTAGE
-500
-450
-400
-350
-300
Collector output capacitance vs.
Emitter input capacitance vs.
voltage vs. collector current ( )
-0.5
emitter-base voltage
collector-base voltage
COLLECTOR CURRENT : I
-0.5
EMF23/UMF23N
-1
characteristics ( )
-1
I
C
-1
/I
B
-2
-2
= 50
20
10
-2
-5
-3
-10
-5
-20
-4
C
-50 A
Ta = 25 C
-10
(mA)
-250
-200
-150
-100
Ta = 25 C
f = 1MHz
I
I
: V
I
B
E
C
-50 -100
= 0
= 0A
= 0A
EB
CB
-20
CE
(V)
(V)
-5
3/4
(V)