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UMF28N Datasheet(PDF) 3 Page - Rohm

Part No. UMF28N
Description  Power management (dual transistors)
Download  5 Pages
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Manufacturer  ROHM [Rohm]
Direct Link  http://www.rohm.com
Logo ROHM - Rohm

UMF28N Datasheet(HTML) 3 Page - Rohm

  UMF28N Datasheet HTML 1Page - Rohm UMF28N Datasheet HTML 2Page - Rohm UMF28N Datasheet HTML 3Page - Rohm UMF28N Datasheet HTML 4Page - Rohm UMF28N Datasheet HTML 5Page - Rohm  
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UMF28N
Transistors
3/4
Electrical characteristics curves
Tr1
-0.2
-50
-20
-10
-5
-2
-1
-0.5
-0.2
-0.1
-0.4 -0.6 -0.8 -1.0 -1.2 -1.4 -1.6
VCE =
−6V
BASE TO EMITTER VOLTAGE : VBE
(V)
Fig.1 Grounded emitter propagation
characteristics
Ta = 100
°C
25
°C
40
°C
-0.4
-4
-8
-1.2
0
-2
-6
-10
-0.8
-1.6
-2.0
-3.5
µA
-7.0
-10.5
-14.0
-17.5
-21.0
-24.5
-28.0
-31.5
IB = 0
Ta = 25
°C
-35.0
COLLECTOR TO EMITTER VOLTAGE : VCE
(V)
Fig.2 Grounded emitter output
characteristics (
Ι )
-40
-80
-5
-3
-4
-2
-1
-20
-60
-100
0
IB = 0
Ta = 25
°C
COLLECTOR TO EMITTER VOLTAGE : VCE
(V)
Fig.3 Grounded emitter output
characteristics (
ΙΙ )
-50
µA
-100
-150
-200
-250
-500
-450
-400
-350
-300
500
200
100
50
-0.2
-0.5
-1
-2
-5
-10
-20
-50 -100
Ta = 25
°C
VCE = -5V
-3V
-1V
COLLECTOR CURRENT : IC
(mA)
Fig.4 DC current gain vs. collector
current (
Ι )
500
200
100
50
-0.2
-0.5
-1
-2
-5
-10
-20
-50 -100
COLLECTOR CURRENT : IC
(mA)
Fig.5 DC current gain vs. collector
current (
ΙΙ )
VCE = -6V
Ta = 100
°C
-40
°C
25
°C
-0.1
-0.2
-0.5
-1
-2
-5
-10
-20
-50 -100
-1
-0.5
-0.2
-0.05
Ta = 25
°C
COLLECTOR CURRENT : IC
(mA)
Fig.6 Collector-emitter saturation
voltage vs. collector current (
Ι )
IC/IB
= 50
20
10
-0.1
-0.2
-0.5
-1
-2
-5
-10
-20
-50 -100
-1
-0.5
-0.2
-0.05
COLLECTOR CURRENT : IC
(mA)
Fig.7 Collector-emitter saturation
voltage vs. collector current (
ΙΙ )
lC/lB = 10
Ta = 100
°C
25
°C
-40
°C
50
100
0.5
20
50
100
200
500
1000
12
5
10
EMITTER CURRENT : IE
(mA)
Fig.8 Gain bandwidth product vs.
emitter current
Ta = 25
°C
VCE
= -12V
COLLECTOR TO BASE VOLTAGE : VCB
(V)
EMITTER TO BASE VOLTAGE
: VEB
(V)
Collector output capacitance vs.
Emitter input capacitance vs.
collector-base voltage
emitter-base voltage
Fig.9
-0.5
-20
2
5
10
-1
-2
-5
-10
20
Cib
Cob
Ta = 25
°C
f
= 1MHz
IE
= 0A
IC
= 0A


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