Transistors IC Transistor SMD Type Product specification FMMT494 SOT-23 Unit: mm +0.1 2.9-0.1 +0.1 0.4-0.1 +0.1 1.3-0.1 +0.1 2.4-0.1 Features 0.4 3 1 0.55 SOT23 NPN Silicon Planar 2 +0.1 0.95-0.1 +0.1 1.9-0.1 0-0.1 +0.1 0.38-0.1 +0.1 0.97-0.1 +0.05 0.1-0.01 1.Base 2.Emitter 3.collector Absolute Maximum Ratings Ta = 25 Parameter Symbol Rating Unit Collector-base voltage VCBO 140 V Collector-emitter voltage VCEO 120 V Emitter-base voltage VEBO 5 V Peak collector current ICM 2 A Collector current IC 1 A Base current IB 200 mA Ptot 500 mW Tj,Tstg -55 to +150 Power dissipation Operating and storage temperature range http://www.twtysemi.com [email protected] 4008-318-123 1 of 2 Transistors IC Transistor SMD Type Product specification FMMT494 Electrical Characteristics Ta = 25 Parameter Symbol Testconditons Min Typ Max Unit Collector-base breakdown voltage V(BR)CBO IC=100ìA 140 V Collector-emitter breakdown voltage * V(BR)CEO IC=10mA 120 V Emitter-base breakdown voltage V(BR)EBO IE=100ìA 5 V ICBO VCB=120V 100 nA Collector Cut-Off Currents ICES VCE=120V 100 nA Emitter cut-off current IEBO VEB=4V 100 nA Collector cutoff current Collector-emitter saturation voltage * VCE(sat) IC=250mA,IB=25mA IC=500mA,IB=50mA 0.2 0.3 V Base-emitter saturation voltage * VBE(sat) IC=500mA,IB=50mA 1.1 V Base-emitter voltage * VBE(ON) IC=500mA,VCE=10V 1.0 V Static Forward Current Transfer Ratio Transition Frequency hFE fT Collector-Base Breakdown Voltage * Pulse test: tp = 300 ìs; d Cobo IC=1mA, VCE=10V* 100 IC=250mA, VCE=10V* 100 IC=500mA, VCE=10V* 60 IC=1A, VCE=10V* 20 IC=50mA,VCE=10V,f=100MHz 100 300 MHz 10 VCB=10V,f=1MHz pF 0.02. Marking Marking 494 http://www.twtysemi.com [email protected] 4008-318-123 2 of 2