Equivalent circuit 2SD2557 Silicon NPN Triple Diffused Planar Transistor Unit VCB=200V 100max µA VCEO 200 V IEBO VEB=6V 5max mA VEBO 6 V V(BR)CEO IC 5 A hFE IC=10mA 200min VCE=5V, IC=1A 1500 to 6500 V a 4.8±0.2 2.0±0.1 ø3.2±0.1 b IB 2 A VCE(sat) IC=1A, IB=5mA 1.5max V PC 70(Tc=25°C) W fT VCE=10V, IE=–0.5A 15typ MHz Tj 150 °C COB VCB=10V, f=1MHz 110typ pF –55 to +150 °C Tstg 15.6±0.4 9.6 1.8 2SD2557 ICBO 5.0±0.2 Conditions V 2.0 Unit 200 19.9±0.3 2SD2557 Symbol External Dimensions MT-100(TO3P) (Ta=25°C) 4.0 ■Electrical Characteristics VCBO Symbol (3.2kΩ)(450Ω) E 2 4.0max ■Absolute maximum ratings (Ta=25°C) B Application : Series Regulator and General Purpose 20.0min Darlington C 3 1.05 +0.2 -0.1 5.45±0.1 0.65 +0.2 -0.1 5.45±0.1 B C 1.4 E Weight : Approx 6.0g a. Type No. b. Lot No. V CE ( sat ) – I B Characteristics (Typical) I C – V CE Characteristics (Typical) I C – V BE Temperature Characteristics (Typical) mA 1 12 1 0 0 2 4 0 6 0 1 Collector-Emitter Voltage V C E (V) 2.5 θ j-a – t Characteristics D C Cur r ent Gai n h F E 8000 5000 ˚C 125 C 25˚ 1000 500 –30 ˚C 100 50 10 5 0.02 0.1 0.5 1 5 θ j- a ( ˚ C/W) h FE – I C Temperature Characteristics (Typical) (V C E =5V) 5.0 1.0 0.5 0.3 1 5 10 f T – I E Characteristics (Typical) Safe Operating Area (Single Pulse) P c – T a Derating 70 30 at si nk Ma xim um Powe r Dissipat io n P C (W) 40 he Collect or Cur ren t I C (A) ite 0.1 fin Without Heatsink Natural Cooling In 0.5 50 ith 1 60 W 5 10 m 50 s m s 0m s s 10 1m 10 0.05 5 500 1000 2000 50 100 Time t(ms) Collector Current I C (A) 30 20 10 Without Heatsink 10 50 100 Collector-Emitter Voltage V C E (V) 156 2 Base-Emittor Voltage V B E (V) Transient Thermal Resistance h FE – I C Characteristics (Typical) p) 2 (C A 0 .3 m ase Tem A –30˚C (C 0 .6 m 3 em p) mp) A eT 2 1 .2 m e Te 3 4 mA as 2.5 (Cas 10 25˚C 50 mA 5˚C A Collector Current I C (A) A I B = 1 .0 2 m 50 4 Collector Current I C (A) (V C E =4V) 5 5 300 3.5 0 0 25 50 75 100 125 Ambient Temperature Ta(˚C) 150