SMD Type
Switching Transistors
FMMT4126
SOT-23
Transistors
IC
Unit: mm
Features
3
+0.1
2.9
-0.1
+0.1
0.4
-0.1
Switching transistors.
+0.1
2.4
-0.1
+0.1
1.3
-0.1
1
2
0.95
+0.1
-0.1
+0.1
1.9
-0.1
0.55
0.4
+0.05
0.1
-0.01
0.97
+0.1
0.38
-0.1
+0.1
-0.1
1.Base
2.Emitter
3.collector
Absolute Maximum Ratings Ta = 25
Parameter
Collector-base voltage
Collector-emitter voltage
Emitter-base voltage
Collector current
Power dissipation
Operating and storage temperature range
Symbol
V
CBO
V
CEO
V
EBO
I
C
P
tot
T
j,
T
stg
Rating
-25
-25
-4
-200
330
-55 to +150
Unit
V
V
V
mA
mW
0-0.1
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1
SMD Type
Transistors
IC
FMMT4126
Electrical Characteristics Ta = 25
Parameter
Collector-base breakdown voltage
Collector-emitter breakdown voltage
Emitter-base breakdown voltage
Collector cutoff current
Emitter cut-off current
Collector-emitter saturation voltage *
Base-emitter saturation voltage *
DC current gain *
Current-gain-bandwidth product
Output capacitance
Input capacitance
Noise figure
Small signal current transfer
Delay time
Rise time
Storage time
Fall time
* Pulse test: tp
300 ìs; d
0.02.
Symbol
V
(BR)CBO
I
C
=-10µA,
V
(BR)CEO
I
C
=-1mA,
V
(BR)EBO
I
E
=-10µA,
I
CBO
I
EBO
V
CE
=-20V
V
EB
=-3V
Testconditons
Min
-25
-25
-4
-50
-50
-0.4
-0.95
120
250
4.5
10
4
120
180
25
18
140
15
ns
ns
ns
ns
360
MHz
pF
pF
dB
Typ
Max
Unit
V
V
V
nA
nA
V
V
V
CE(
sat) I
C
=-50mA, I
B
=-5mA
V
BE(
sat) I
C
=-50mA, I
B
=-5mA
h
FE
f
T
C
obo
C
ibo
NF
h
fe
t
d
t
r
t
s
t
f
I
C
=-2mA, V
CE
=-1V
I
C
=-10mA, V
CE
=-20V f=100MHz
V
CB
=-5V, I
E
=0, f=140KHz
V
BE
=-0.5V, I
C
=0, f=140KHz
V
CE
=-5V I
C
=-200µA,R
g
=-2K?
f=30Hz to 15KHz at -3dB points
I
C
=-2mA, V
CE
=-1V, f=1KHz
V
CC
=-3V, I
C
=-10mA,I
B1
=-1mA
V
BE(off)
=-0.5V
V
CC
=-3V, I
C
=-10mA
I
B1
= I
B2
=-1mA
Marking
Marking
ZE
2
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