SMD Type
Transistors
NPN Transistors
MMBTA44 (KMBTA44)
SOT-23-3
Unit: mm
+0.2
-0.1
2.9
0.4
+0.1
-0.1
3
■ Features
● High Collector-Emitter Voltage
● Complement to MMBTA94
1
2
+0.02
-0.02
+0.1
0.15
0.95
-0.1
+0.1
-0.2
1.9
1. Base
2. Emitter
3. Collector
■ Absolute Maximum Ratings Ta = 25℃
Parameter
Symbol
Rating
400
Unit
V
Collector - Base Voltage
VCBO
VCEO
VEBO
Collector - Emitter Voltage
Emitter - Base Voltage
400
6
Collector Current - Continuous
Collector Current -Pulsed
I
C
200
mA
I
CM
300
Collector Power Dissipation
Thermal Resistance From Junction To Ambient
Junction Temperature
P
C
350
mW
RθJA
357
℃/W
T
J
150
℃
Storage Temperature Range
T
stg
-55 to 150
■ Electrical Characteristics Ta = 25℃
Parameter
Symbol
Test Conditions
Ic= 100 μA, I = 0
Ic= 1 mA, I = 0
= 100μA, I = 0
CB= 400 V , I = 0
EB= 4V , I =0
Min
400
400
6
Typ
Max
Unit
V
Collector- base breakdown voltage
Collector- emitter breakdown voltage *1
Emitter - base breakdown voltage
Collector-base cut-off current
Emitter cut-off current
VCBO
VCEO
VEBO
E
B
I
E
C
I
CBO
EBO
V
V
E
100
100
0.2
nA
V
I
C
V
V
CE(sat)1
CE(sat)2
I
I
I
C
=10 mA, I
=50 mA, I
=10 mA, I
CE= 10V, I
CE= 10V, I
CE= 10V, I
CE= 10V, I
CB= 20V, I
B
B
B
=1mA
=5mA
=1mA
Collector-emitter saturation voltage *1
Base - emitter saturation voltage *1
C
C
0.3
V
BE(sat)
0.75
h
FE(1)
FE(2)
FE(3)
FE(4)
V
V
V
V
V
C
C
C
C
= 1mA
50
80
40
40
h
= 10mA
= 50mA
= 100mA
300
7
DC current gain *1
h
h
Collector output capacitance
Transition frequency
Cob
E
= 0,f=1MHz
pF
f
T
VCE=20, I
C= 10mA,f=30MHz
50
MHz
*1: Pulse test: pulse width ≤300μs, duty cycle≤ 2.0%.
■ Classification of hfe(2)
Type
Range
Marking
MMBTA44
MMBTA44-L
100-200
80-300
3D
1
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