BC556, A/B BC557, A/B/C BC558, A/B/C PNP General Purpose Transistor COLLECTOR 3 TO-92 2 BASE 1 1 EMITTER 2 3 Maximum Ratings ( TA=25℃ C unless otherwise noted) Rating Symbol Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Collector Current Continuous VECO V CBO VEBO lC BC556 -65 -80 -5 BC557 -45 -50 -5 100 Unit Vdc Vdc Vdc mAdc BC558 -30 -30 -5 THERMAL CHARACTERISTICS Characteristics Total Device Dissipation Alumina Substrate, TA = 25℃ C BC556 BC557 BC558 Junction and Storage, Temperature BC556 BC557 BC558 Symbol Max Unit PD 625 mW/ ℃ C -55 to +150 ℃ C TJ, Tstg ELECTRICAL CHARACTERISTICS Characteristics Symbol Min Max Unit V(BR)CEO -65 -45 -30 Vdc OFF CHARACTERISTICS Collector-Emitter Breakdown Voltage (lC = 2 mAdc. lB =0) BC556 BC557 BC558 Collector-Base Breakdown Voltage (lC = 100 mAdc. lE =0) BC556 BC557 BC558 V(BR)CBO -80 -50 -30 Vdc Emitter-Base Breakdown Voltage (lE = 100 mAdc. lC=0) BC556 BC557 BC558 V(BR)EBO -5 Vdc WE ITR O N http://www.weitron.com.tw 1/5 26-Apr-05 BC556, A/B BC557, A/B/C BC558, A/B/C ELECTRICAL CHARACTERISTICS (TA=25℃ C unless otherwise noted) (Countinued) Characteristics Symbol Min Max Unit OFF CHARACTERISTICS Collector Cutoff Current (VCE=-60V, lB=0) (VCE=-40V, lB=0) (VCE=-25V, lB=0) Collector Cutoff Current (VCB=-70V, lE=0) (VCB=-45V, lE=0) (VCB=-25V, lE=0) Emitter Cutoff Current (VEB =-5.0 Vdc, lC =0) BC556 BC557 BC558 lCEO -0.1 mA BC556 BC557 BC558 lCBO -0.1 mA BC556 BC557 BC558 lEBO -0.1 mA ON CHARACTERISTICS DC current gain (VCE=-5V, lc=-2mA) BC556 BC557 BC558 BC556A/BC557A/BC558A BC556B/BC557B/BC558B BC557C/BC558C Collector-emitter saturation voltage (lC=-100mA, lB=-5mA) Base-emitter saturation voltage (lC=-100mA, lB=-5mA) Transition frequency (VCE=-5V, lC=-10mA, f=100MHz) WEITRON http://www.weitron.com.tw 2/5 hFE 120 500 120 120 800 800 120 180 220 460 420 800 VCE(sat) - -0.3 V VBE(sat) - -1 V fT 150 - MHz 26-Apr-05 BC556, A,B,C BC557, A,B,C BC558, A,B,C C,CAPACITANCE(pF) VCE,COLLECTOR-EMITTER VOLTAGE(V) hFE,NORMALIZED DC CURRENT GAIN WEITRON WEITRON http://www.weitron.com.tw 3/5 26-Apr-05 BC556, A/B BC557, A/B/C BC558, A/B/C WEITRON http://www.weitron.com.tw WE IT R ON 4/5 26-Apr-05 BC556, A/B BC557, A/B/C BC558, A/B/C TO-92 Outline Dimensions unit:mm E H Dim A B C D E G H J K L L C J K Min Max 3.70 3.30 1.40 1.10 0.55 0.38 0.51 0.36 4.70 4.40 3.43 4.70 4.30 1.270TYP 2.44 2.64 14.10 14.50 D A B G TO-92 WEITRON http://www.weitron.com.tw 5/5 26-Apr-05