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SEMICONDUCTOR
TECHNICAL DATA
FMMT491 TRANSISTOR (NPN)
FEATURES
Low equivalent on-resistance
Marking :491
MAXIMUM RATINGS (Ta=25 unless otherwise noted)
Symbol
Parameter
Value
VCBO Collector-Base Voltage
80
VCEO Collector-Emitter Voltage
60
VEBO Emitter-Base Voltage
5
IC Collector Current
1
ICM Peak Pulse Current
2
PC Collector Power Dissipation
250
RΘJA Tj Tstg
Thermal Resistance From Junction To Ambient Junction Temperature Storage Temperature
500 150 -55～+150
Unit V V V A A
mW ℃/W
℃ ℃
FMMT491
3
2 1 SOT–23
COLLECTOR 3
1 BASE
2 EMITTER
ELECTRICAL CHARACTERISTICS (Ta=25 unless otherwise specified)
Parameter
Symbol
Test conditions
Collector-base breakdown voltage Collector-emitter breakdown voltage
V(BR)CBO V(BR)CEO1
IC=100μA,IE=0 IC=10mA,IB=0
Emitter-base brea
FMMT491 Datasheet
