Transistors SMD Type NPN Transistors 2SC4432 SOT-23-3 Unit: mm 0.4 +0.2 2.9 -0.1 +0.1 0.4 -0.1 3 ● High cutoff frequency. 1 ● Complementary to 2SA1815 0.55 ● High power gain. +0.2 1.6 -0.1 +0.2 2.8 -0.1 ■ Features 2 +0.02 0.15 -0.02 +0.2 1.1 -0.1 +0.1 0.95 -0.1 +0.1 1.9 -0.2 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 40 Collector - Emitter Voltage VCEO 18 Emitter - Base Voltage VEBO 3 Unit V Collector Current - Continuous IC 50 mA Collector Power Dissipation PC 250 mW Junction Temperature TJ 150 Tstg -55 to 150 Storage Temperature Range ℃ ■ Electrical Characteristics Ta = 25℃ Parameter Symbol Test Conditions Min Typ Max Collector- base breakdown voltage VCBO Ic= 100 μA， IE= 0 40 Collector- emitter breakdown voltage VCEO Ic= 1 mA， IB= 0 18 Emitter - base breakdown voltage VEBO IE= 100μA， IC= 0 3 Collector-base cut-off current ICBO VCB= 30V , IE= 0 0.1 Emitter cut-off current IEBO VEB= 2V , IC=0 0.1 V Collector-emitter saturation voltage VCE(sat) IC=10mA, IB=1mA 0.2 Base - emitter saturation voltage VBE(sat) IC=10mA, IB=1mA 1.2 DC current gain hFE VCE= 10V, IC= 5 mA Power Gain PG VCE= 10V, IC= 10mA,f=100MHz rbb’CC Base-to-Collector Time Constant 60 uA V 270 28 VCE= 10V, IC= 5 mA,f=31.9 MHz dB 23 Reverse Transfer Capacitance Cre VCB= 10V,f=1MHz 0.45 Collector output capacitance Cob VCB= 10V,f=1MHz 0.7 fT VCE= 10V, IC= 5mA 750 Transition frequency Unit 1.2 ps pF MHz ■ Classification of hfe Type 2SC4432-RT3 2SC4432-RT4 2SC4432-RT5 Range 60-120 90-180 135-270 Marking RT3 RT4 RT5 www.kexin.com.cn 1 Transistors SMD Type NPN Transistors 2SC4432 ■ Typical Characterisitics hFE -- IC 5 Gain-Bandwidth Product, f T -- MHz 3 DC Current Gain, hFE 2 100 7 5 3 2 10 f T -- IC 3 VCE=10V VCE=10V 2 1000 7 5 3 2 7 5 7 0.1 2 3 5 7 1.0 5 7 10 2 3 5 7 100 Cre -- VCB 100 2 5 3 5 7 1.0 2 3 5 7 2 10 3 5 Collector Current, IC -- mA PG -- IC 30 f=1MHz 7 100 VCE=10V 28 3 Power Gain, PG -- dB Reverse Transfer Capacitance, Cre -- pF 3 Collector Current, IC -- mA 7 2 1.0 7 5 3 2 0.1 26 24 22 20 18 5 7 0.1 2 3 5 7 1.0 2 3 5 7 10 2 3 16 5 3 5 Collector-to-Base Voltage, VCB -- V VCE(sat) -- IC 3 2 1000 7 5 3 2 100 7 7 1.0 2 3 5 7 2 10 3 5 7 Collector Current, IC -- mA PC -- Ta 300 IC / IB=10 Collector Dissipation, PC -- mW Collector-to-Emitter Saturation Voltage, VCE(sat) -- mV 2 250 200 150 100 50 5 3 2 5 7 0.1 2 3 5 7 1.0 2 3 5 7 10 Collector Current, IC -- mA www.kexin.com.cn 2 3 5 7 100 0 0 20 40 60 80 100 120 Ambient Temperature, Ta -- ϒC 140 160