Transistors SMD Type High-Current Switching Applications 2SB1204 TO-252 Features 6.50 +0.2 5.30-0.2 Low collector-to-emitter saturation voltage. +0.15 1.50 -0.15 +0.15 -0.15 Unit: mm 2.30 +0.1 -0.1 +0.8 0.50-0.7 +0.1 0.60-0.1 2.3 +0.15 4.60-0.15 0.127 max 3 .8 0 +0.25 2.65 -0.1 +0.1 0.80-0.1 +0.28 1.50 -0.1 Fast switching time. +0.15 0.50 -0.15 +0.2 9.70 -0.2 Excellent linearity of hFE. +0.15 5.55 -0.15 High current and high fT. 1 Base 2 Collector 3 Emitter Absolute Maximum Ratings Ta = 25 Parameter Symbol Rating Unit Collector-base voltage VCBO -60 V Collector-emitter voltage VCEO -50 V Emitter-base voltage VEBO -6 V Collector current IC -8 A Collector current (pulse) ICP -12 A 1 W 20 W Collector dissipation PC Ta = 25 Jumction temperature Tj 150 Storage temperature Tstg -55 to +150 www.kexin.com.cn 1 Transistors SMD Type 2SB1204 Electrical Characteristics Ta = 25 Parameter Symbol Collector cutoff current ICBO Emitter cutoff current IEBO Gain bandwidth product Cob VCE = -2V , IC = -0.5A 70 VCE = -2V , IC = -6A 35 -1 ìA -1 ìA 400 130 MHz 95 pF -250 -500 -0.95 -1.3 mV V Collector-to-base breakdown voltage V(BR)CBO IC = -10ìA , IE = 0 -60 V Collector-to-emitter breakdown voltage V(BR)CEO IC = -1mA , RBE = -50 V Emitter-to-base breakdown voltage V(BR)EBO IE = -10ìA , IC = 0 -6 V Turn-on time ton 50 ns Storage time tstg 450 ns tf 20 ns Fall time hFE Classification 2 Unit VCB = -10V , f = 1MHz VBE(sat) IC = -4A , IB = -0.2A Base-to-emitter saturation voltage Max VCE = -5V , IC = -1A VCE(sat) IC = -4A , IB = -0.2A Collector-emitter saturation voltage Typ VEB = -4V , IC = 0 fT Output capacitance Min VCB = -40V , IE = 0 hFE DC current Gain Testconditons Rank Q R S T hFE 70 140 100 200 140 280 200 400 www.kexin.com.cn