Transistors SMD Type PNP Transistor KC856A,B/KC857A,B,C/KC858A,B,C (BC856A,B/BC857A,B,C/BC858A,B,C) SOT-23 Unit: mm +0.1 2.9-0.1 +0.1 0.4-0.1 1 0.55 For Switching and AF Amplifier Applications +0.1 1.3-0.1 +0.1 2.4-0.1 Ideally suited for automatic insertion 0.4 3 Features 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 KC856 Collector-Base Voltage KC857 V -65 VCEO KC858 Emitter-Base Voltage -50 -30 KC856 KC857 Unit -80 VCBO KC858 Collector-Emitter Voltage Rating -45 V -30 VEBO -5 V Collector Current -Continuous IC -0.1 A Collector Power Dissipation PC 200 mW Junction Temperature TJ 150 Storage Temperature Tstg -65 to +150 www.kexin.com.cn 1 Transistors SMD Type KC856A,B/KC857A,B,C/KC858A,B,C (BC856A,B/BC857A,B,C/BC858A,B,C) Electrical Characteristics Ta = 25 Parameter Symbol Testconditons KC856 Collector-base breakdown voltage VCBO Ic= -10ìA, IE=0 -30 KC856 -65 VCEO Ic= -10 mA, IB=0 KC857 VEBO IE= -10ìA, IC=0 ICBO KC857 V -45 -5 V VCB= -45 V , IE=0 -0.1 A -0.1 A -0.1 A VCB= -25 V , IE=0 KC858 VCE= -60 V , IB=0 KC856 ICEO KC857 KC858 VCE= -40 V , IB=0 VCE= -25 V , IB=0 Emitter cut-off current IEBO VEB= -5 V , IC=0 hFE VCE= -5V, IC= -2mA KC856A, 857A,858A KC856B, 857B,858B KC857C,KC858C 120 250 220 475 420 800 Collector-emitter saturation voltage VCE(sat) IC=-100mA, IB= -5 mA -0.5 V Base-emitter saturation voltage VBE(sat) IC= -100 mA, IB= -5mA -1.1 V 4.5 pF Collector capacitance Cob Transition frequency fT Marking 2 V VCB= -70 V , IE=0 KC856 DC current gain Unit -30 Emitter-base breakdown voltage Collector cut-off current Max -50 KC858 KC858 Collector cut-off current Typ -80 KC857 Collector-emitter breakdown voltage Min NO. KC856A KC856B Marking 3A 3B NO. KC857A KC857B KC857C Marking 3E 3F 3G NO. KC858A KC858B KC858C Marking 3J 3K 3L www.kexin.com.cn VCB=-10V,f=1MHz VCE= -5 V, IC= 10mA,f=100MHz 100 MHz Transistors SMD Type KC856A,B/KC857A,B,C/KC858A,B,C (BC856A,B/BC857A,B,C/BC858A,B,C) Typical Characteristics Fig.1 Static Characteristic Fig.3 Base Emitter Saturation Voltage Fig.2 DC Current Gain Fig.4 Base Emitter ON Voltage Collector Emitter Saturation Voltage Fig.5 Collector Output Capacitance Fig.6 Current Gain Bandwidth Product www.kexin.com.cn 3