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FMMT491
TRANSISTOR (NPN)
SOT-23
FEATURES
Low equivalent on-resistance
1. BASE
2. EMITTER
3. COLLECTOR
Marking :491
MAXIMUM RATINGS(TA=25 unless otherwise noted)
Symbol Parameter Value Units
VCBO Collector-Base Voltage 80 V
VCEO Collector-Emitter Voltage 60 V
VEBO Emitter-Base Voltage 5 V
IC Collector Current -Continuous 1 A
PC Collector Power Dissipation 250 mW
Tj Junction Temperature 150
Tstg Storage Temperature -55-150
ELECTRICAL CHARACTERISTICS (Tamb=25 unless otherwise specified)
Parameter Symbol Test conditions MIN TYP MAX UNIT
Collector-base breakdown voltage V(BR)CBO IC=100A,IE=0 80 V
Collector-emitter breakdown voltage V(BR)CEO1 IC=10mA,IB=0 60 V
Emitter-base breakdown voltage V(BR)EBO IE=100A,IC=0 5 V
Collector cut-off current ICBO VCB=60V,IE=0 0.1 A
Emitter cut-off current IEBO VEB=4V,IC=0 0.1 A
hFE(1) VCE=5V,IC=1mA 100
1
hFE(2) VCE=5V,IC=500mA 100 300
DC current gain
1
hFE(3) VCE=5V,IC=1A 80
hFE(4) 1 VCE=5V,IC=2A 30
1
VCE(sat)1 IC=500mA,IB=50mA 0.25 V
Collector-emitter saturation voltage
VCE(sat)2 1 IC=1A,IB=100mA 0.5 V
Base-emitter saturation voltage VBE(sat) 1 IC=1A,IB=100mA 1.1 V
Base-emitter voltage VBE1 VCE=5V,IC=1A 1 V
Transition frequency fT VCE=10V,IC=50mA,,f=100MHz 150 MHz
Collector output capacitance Cob VCB=10V,f=1MHz 10 pF
1
Measured under pulsed conditions, Pulse width=300s, Duty cycle2%.
1
JinYu www.htsemi.com
semiconductor
Date:201/5
FMMT491
Typical Characteristics
2
JinYu www.htsemi.com
semiconductor
Date:201/5