ROHM FMW4

FMW3 / FMW4 / IMX8
Transistors
General purpose (dual transistors)
FMW3 / FMW4 / IMX8
(3)
(2)
!Absolute maximum ratings (Ta = 25°C)
1.6
Collector-base voltage
Collector-emitter voltage
Emitter-base voltage
Collector current
VCBO
VCEO
VEBO
IC
120
120
5
50
V
V
V
mA
Power dissipation
Junction temperature
Storage temperature
Pc
Tj
Tstg
300(TOTAL)
150
−55~+150
mW
°C
0.3to0.6
ROHM : SMT5
EIAJ : SC-74A
∗
IMX8
SMT5
W4
SMT6
X4
T148
T148
T108
3000
3000
3000
(1)
(2)
(5)
1.6
2.8
!Circuit diagrams
FMW3
FMW4
IMX8
!Electrical characteristics (Ta=25°C)
Symbol
Min.
Typ.
Max.
Unit
Collector-base breakdown voltage
Collector-emitter breakdown voltage
Parameter
BVCBO
BVCEO
120
120
Emitter-base breakdown voltage
−
−
−
BVEBO
5
−
−
−
Collector cutoff current
ICBO
−
−
0.5
V
V
V
µA
Emitter cutoff current
DC current transfer ratio
IEBO
hFE
−
180
−
−
0.5
820
µA
−
fT
−
140
−
MHz
VCE(sat)
−
−
0.5
V
Transition frequency
Collector-emitter saturation voltage
∗
Transition frequency of the device
Conditions
IC=50µA
IC=1mA
IE=50µA
VCB=100V
VEB=4V
VCE=6V, IC=2mA
VCE=−12V, IE=2mA, f=100MHz
IC/IB=10mA/1mA
∗
0to0.1
0.3to0.6
ROHM : SMT6
EIAJ : SC-74
0.8
0.15
Code
Basic ordering unit (pieces)
1.1
FMW4
SMT5
W3
(3)
FMW3
(4)
Part No.
Package
0.95 0.95
1.9
2.9
0.3
IMX8
!Package, marking, and packaging specifications
Marking
Each lead has same dimensions
°C
(6)
∗ 200mW per element must not be exceeded.
0.8
Unit
0to0.1
Limits
1.1
2.8
Symbol
0.15
Parameter
(5)
(1)
(4)
0.3
FMW3
FMW4
0.95 0.95
1.9
2.9
!External dimensions (Units : mm)
!Features
1) Two 2SC3906K chips in an SMT package.
2) High breakdown voltage.
Each lead has same dimensions