SMD Type
NPN Transistors
MMBTA42W
(KMBTA42W)
Transistors
■
Features
●
Collector-emitter voltage V
CE
= 300V
●
Collector current I
C
= 500mA
●
NPN high voltage transistors
3
COLLECTOR
1
BASE
1 Base
2 Emitter
3 Collector
2
EMITTER
■
Absolute Maximum Ratings Ta = 25℃
Parameter
Collector - Base Voltage
Collector - Emitter Voltage
Emitter - Base Voltage
Collector Current - Continuous
Collector Power Dissipation
Junction Temperature
Storage Temperature Range
(Note.1)
Thermal resi stance from junct ion to ambient (Note.1)
Symbol
V
CBO
V
CEO
V
EBO
I
C
P
C
R
θJA
T
J
T
stg
Rating
300
300
6
500
150
550
150
-65 to 150
mA
mW
℃/W
℃
V
Unit
Note.1:Mounted on an FR4 PCB, single-sided copper, mini pad.
■
Electrical Characteristics Ta = 25℃
Parameter
Collector- base breakdown voltage
Collector- emitter breakdown voltage
Emitter - base breakdown voltage
Collector-base cut-off current
Emitter cut-off current
Collector-emitter saturation voltage
Base - emitter saturation voltage
DC current gain
Collector output capacitance
Transition frequency
Symbol
V
CBO
V
CEO
V
EBO
I
CBO
I
EBO
V
CE(sat)
V
BE(sat)
h
FE(1)
h
FE(2)
h
FE(3)
C
ob
f
T
Test Conditions
Ic= 100 μA， I
E
= 0
Ic= 1 mA， I
B
= 0
I
E
= 100μA， I
C
= 0
V
CB
= 200 V , I
E
= 0
V
EB
= 6V , I
C
=0
I
C
=20 mA, I
B
=2mA
I
C
=20 mA, I
B
=2mA
V
CE
= 10V, I
C
= 1mA
V
CE
= 10V, I
C
= 10mA
V
CE
= 10V, I
C
= 30mA
V
CB
= 20V, I
E
= 0,f=1MHz
V
CE
= 20V, I
C
= 10mA,f=100MHz
50
60
100
70
3
pF
MHz
200
Min
300
300
6
100
100
0.5
0.9
nA
V
V
Typ
Max
Unit
■
Marking
Marking
1D
www.kexin.com.cn
1
SMD Type
NPN Transistors
MMBTA42W
■
Typical Characterisitics
Transistors
(KMBTA42W)
0.9
0.8
V
BE ( SAT )
(V)
T
J
= 25°C
T
J
= 75°C
V
CE ( SAT )
(V)
1
0.9
I
C
/I
B
= 10
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0.001
T
J
= 150°C
T
J
= 125°C
T
J
= 75°C
0.7
0.6
0.5
0.4
0.3
0.2
0.001
T
J
= 150°C
0.01
T
J
= 125°C
I
C
/I
B
= 10
0.1
T
J
= 25°C
0.01
0.1
I
C
, Collector Current (A)
Fig.1 Typical Base-Emitter Saturation Voltage
250
200
150
hFE
I
C
, Collector Current (A)
Fig.2 Typical Collector-Emitter Saturation
Voltage
C, Capacitance (pF)
T
J
= 150°C
V
CE
= 10V
T
J
= 125°C
T
J
= 75°C
T
J
= 25°C
100
C
eb
10
C
cb
1
T
A
= 25°C
100
50
0
0.001
0.01
0.1
1
0.2
2
20
I
C
, Collector Current (A)
V
R
, Reverse Voltage (V)
Fig.4 Typical Capacitance
Fig.3 Typical DC Current Gain vs Collector
Current
2
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