Transistors SMD Type PNP Transistors BCX71 (KCX71) SOT-23-3 Unit: mm 0.4 +0.2 2.9 -0.1 +0.1 0.4 -0.1 3 ● Low voltage (max. 45 V) 1 ● Low noise. 0.55 ● Low current (max. 100 mA) +0.2 1.6 -0.1 +0.2 2.8 -0.1 ■ Features 2 +0.02 0.15 -0.02 +0.1 0.95 -0.1 +0.1 1.9 -0.2 +0.2 1.1 -0.1 ● NPN complements: BCX70 series. 1. Base 0-0.1 +0.1 0.68 -0.1 2. Emitter 3. Collector ■ Absolute Maximum Ratings Ta = 25℃ Parameter Symbol Rating Collector - Base Voltage VCBO -45 Collector - Emitter Voltage VCEO -45 Emitter - Base Voltage VEBO -5 Collector Current - Continuous IC -100 Peak Collector Current ICM -200 Peak Base Current IBM -200 Collector Power Dissipation Thermal Resistance Junction to Ambient (Note.1) V mA PC 250 mW RθJA 500 ℃/W TJ 150 Tstg -55 to 150 Junction Temperature Storage Temperature range Unit ℃ Note.1:Transistor mounted on an FR4 printed-circuit board. www.kexin.com.cn 1 Transistors SMD Type PNP Transistors BCX71 (KCX71) ■ Electrical Characteristics Ta = 25℃ Parameter Symbol Test Conditions Min Collector- base breakdown voltage VCBO Ic= -100 μA， IE=0 -45 Collector- emitter breakdown voltage VCEO Ic= -1 mA， IB=0 -45 Emitter - base breakdown voltage VEBO IE= -100μA， IC=0 -5 Collector-base cut-off current ICBO Emitter cut-off current IEBO Collector-emitter saturation voltage VCE(sat) Base - emitter saturation voltage VBE(sat) VBE nA VCB= -45 V , IE=0,Tamb = 150℃ uA VEB= -4V , IC=0 -20 nA IC=-10 mA, IB=- 0.25mA IC=-50 mA, IB= -1.25mA (Note.1) IC=-10 mA, IB=- 0.25mA IC=-50 mA, IB= -1.25mA (Note.1) -250 -550 -600 -850 -680 -600 VCE= -5V, IC= -10uA -1050 -650 (Note.1) -720 40 BCX71K 100 BCX71H 180 310 250 460 BCX71K 380 630 BCX71H 80 hFE VCE= -5V, IC= -2mA VCE= -1V, IC= -50mA BCX71J (Note.1) BCX71K 100 110 Collector capacitance Cc VCB=-10V,IE=Ie=0,f=1MHz 4.5 Emitter capacitance Ce VEB=-0.5 V,IC=Ic=0,f=1MHz 11 Noise figure NF IC = −200 μA; VCE = −5 V; RS = 2 kΩ;f = 1 kHz; B = 200 Hz 2 Transition frequency fT VCE= -5V, IC= -10mA,f=100MHz Note.1: Pulse test: tp ≤ 300 μs; δ ≤ 0.02. ■ Classification of hfe(2) Type BCX71H BCX71J BCX71K Range 180-310 250-460 380-630 Marking BH* BJ* BK* www.kexin.com.cn mV -750 -550 VCE= -5V, IC= -10uA BCX71J 2 -60 -120 30 BCX71J DC current gain V -20 BCX71H DC current gain Unit -20 VCE= -1V, IC= -50mA DC current gain Max VCB= -45 V , IE=0 VCE= -5V, IC= -2mA Base - emitter voltage Typ 100 pF 6 dB MHz