JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD SOT-23 Plastic-Encap sulate Transistors JC(T BCX70J,BCX70K SOT-23 TRANSISTOR (NPN) FEATURES z Low current Low voltage z 1. BASE 2. EMITTER 3. COLLECTOR MARKING : BCX70J：AJ, BCX70K:AK MAXIMUM RATINGS (Ta=25℃ unless otherwise noted) Symbol Parameter Value Unit VCBO Collector-Base Voltage 45 V VCEO Collector-Emitter Voltage 45 V VEBO Emitter-Base Voltage 5 V IC Collector Current -Continuous 200 mA PC Collector Power Dissipation 250 mW Tj Junction Temperature 150 ℃ Tstg Storage Temperature -55-150 ℃ ELECTRICAL CHARACTERISTICS (Ta=25℃ unless otherwise specified) Parameter Symbol Test conditions Min Typ Max Unit Collector-base breakdown voltage V(BR)CBO IC=10μA,IE=0 45 V Collector-emitter breakdown voltage V(BR)CEO IC=2mA,IB=0 45 V Emitter-base breakdown voltage V(BR)EBO IE=1μA,IC=0 5 V Collector cut-off current DC current gain DC current gain BCX70J BCX70K Collector-emitter saturation voltage Base -emitter saturation voltage ICES VCE=45V,VBE=0 hFE1 VCE=5V,IC=10μA 30 hFE2 VCE=5V,IC=2mA 250 hFE3 VCE=1V,IC=50mA 90 hFE1 VCE=5V,IC=10μA 100 hFE2 VCE=5V,IC=2mA 380 hFE3 VCE=1V,IC=50mA 100 VCE(sat)1 IC= 10mA IB= 0.25 mA 0.05 0.35 V VCE(sat)2 IC= 50mA IB=1.25 mA 0.1 0.55 V VBE(sat)1 IC= 10mA IB=-0.25 mA 0.6 0.85 V VBE(sat)2 IC= 50mA IB= 1.25 mA 0.7 1.05 V 0.55 0.75 V Base-emitter voltage VBE VCE=5V,IC=2mA Collector output capacitance Cob VCB=10V,IE=0,f=1MHz Noise Figure NF Gain-Bandwidth Product www.cj-elec.com fT 20 460 630 1.7 VCE=5V,IC=200μA, 1 pF 6 f=1kHz,BW=200Hz,RS=2kΩ VCE= 5 V, IC=10mA,f =100 MHz 100 nA 250 dB MHz C,Oct,2014 A,Jun,2014 SOT-23 Package Outline Dimensions Symbol A A1 A2 b c D E E1 e e1 L L1 θ Dimensions In Millimeters Min Max 0.900 1.150 0.000 0.100 0.900 1.050 0.300 0.500 0.080 0.150 2.800 3.000 1.200 1.400 2.250 2.550 0.950 TYP 1.800 2.000 0.550 REF 0.300 0.500 0° 8° Dimensions In Inches Min Max 0.035 0.045 0.000 0.004 0.035 0.041 0.012 0.020 0.003 0.006 0.110 0.118 0.047 0.055 0.089 0.100 0.037 TYP 0.071 0.079 0.022 REF 0.012 0.020 0° 8° SOT-23 Suggested Pad Layout www.cj-elec.com 2 C,Oct,2014 A,Jun,2014 SOT-23 Tape and Reel www.cj-elec.com 3 C,Oct,2014 A,Jun,2014