Product specification KCX491A SOT-89 Unit: mm +0.1 4.50-0.1 +0.1 1.50-0.1 Features 1 Amp continuous current. Ptot= 1 Watt. +0.1 0.53-0.1 +0.1 0.44-0.1 +0.1 2.60-0.1 +0.1 0.48-0.1 +0.1 0.80-0.1 +0.1 2.50-0.1 60 Volt VCEO. +0.1 4.00-0.1 +0.1 1.80-0.1 1. Base +0.1 0.40-0.1 +0.1 3.00-0.1 2. Collector 3. Emiitter Absolute Maximum Ratings Ta = 25 Symbol Rating Unit Collector-base voltage Parameter VCBO 80 V Collector-emitter voltage VCEO 60 V Emitter-base voltage VEBO 5 V Peak pulse current IC 1 A Continuous collector current ICM 2 A PD 1 W Tj,Tstg -65 to +150 Power dissipation Operating and storage temperature range Electrical Characteristics Ta = 25 Parameter Symbol Testconditons Min Typ Max Unit Breakdown Voltages V(BR)CBO IC=100ìA 80 V Breakdown Voltages VCEO(sus) IC=10mA 60 V Breakdown Voltages V(BR)EBO IE=100ìA 5 V Collector-base cut-off current Emitter-base current ICBO VCB=60V 100 nA ICES VCE=60V 100 nA VEB=4V 100 nA IC=500mA, IB=50mA IC=1A, IB=100mA 0.25 0.5 V IEBO Collector-emitter saturation voltage * VCE(sat) Base-emitter saturation voltage * VBE(sat) IC=1A, IB=100mA 1.1 V Base-emitter ON voltage * VBE(on) IC=1A, VCE=5V 1.0 V Static Forward Current Transfer Ratio * Output capacitance Cobo Transitional frequency * Pulse test: tp = 300 ìs; d hFE fT IC=1mA, VCE=5V 100 IC=500mA, VCE=5V* 100 IC=1A, VCE=5V* 80 IC=2A, VCE=5V* 30 10 VCB=10V, f=1MHz IC=50mA, VCE=10V f=100MHz 300 150 pF MHz 0.02. http://www.twtysemi.com [email protected] 4008-318-123 1 of 1