Ordering number : EN2086C 2SB1204 Bipolar Transistor 2SB1204 Electrical Characteristics at Ta=25C Ratings Parameter Symbol Conditions Unit min typ max Collector Cutoff Current I V = --40V, I =0A --1 A CBO CB E Emitter Cutoff Current I V = --4V, I =0A --1 A EBO EB C h1V = --2V, I = --0.5A 70* 400* FE CE C DC Current Gain h2V = --2V, I = --6A 35 FE CE C Gain-Bandwidth Product f V = --5V, I = --1A 130 MHz T CE C Output Capacitance Cob V = --10V, f=1MHz 95 pF CB Collector-to-Emitter Saturation Voltage V (sat) I = --4A, I = --0.2A --250 --500 mV CE C B Base-to-Emitter Saturation Voltage V (sat) I = --4A, I = --0.2A --0.95 --1.3 V BE C B Collector-to-Base Breakdown Voltage V I = --10 A, I =0A --60 V (BR)CBO C E Collector-to-Emitter Breakdown Voltage V I = --1mA, R = --50 V (BR)CEO C BE Emitter-to-Base Breakdown Voltage V I = --10 A, I =0A --6 V (BR)EBO E C Turn-On Time t 50 ns on Storage Time t See speci ed Test Circuit 450 ns stg Fall Time t 20 ns f : The 2SB1204 are classi ed by 0.5A h as follows : * FE Rank Q R S T h 70 to 140 100 to 200 140 to 280 200 to 400 FE Switching Time Test Circuit I B1 PW=20M s OUTPUT D.C. b 1% I B2 INPUT R B V R R L 50 7 + + 100 M F 470 M F V =5V V = --25V BE CC I = --10I =10I = --4A C B1 B2 Ordering Information Device Package Shipping memo 2SB1204S-E TP 500pcs./bag 2SB1204T-E TP 500pcs./bag Pb Free 2SB1204S-TL-E TP-FA 700pcs./reel 2SB1204T-TL-E TP-FA 700pcs./reel No.2086-2/9