2SD1785 Silicon NPN Triple Diffused Planar Transistor (Complement to type 2SB1258) VCEO 120 V IEBO VEBO 6 V V(BR)CEO 6(Pulse10) A hFE IC Symbol Conditions Unit VCB=120V 10max A 10max mA VEB=6V IC=10mA 120min VCE=2V, IC=3A 2000min V 1 A VCE(sat) PC 30(Tc=25C) W fT VCE=12V, IE=-0.1A 100typ MHz Tj 150 C COB VCB=10V, f=1MHz 70typ pF -55 to +150 C Tstg 1.5max RL () VCC (V) IC (A) 10 30 VBB1 (V) 3 10 -1.5 1.5typ 5.5typ I C - V BE Temperature Characteristics (Typical) 2 0 4 0 6 0.3 1 Collector-Emitter Voltage V C E (V) 5 10 50 (V C E =2V) 10000 5000 DC C urrent G ain h FE p 1000 500 12 5 25 1000 500 -3 0 C 100 50 30 0.03 0.05 0.1 100 1 5C C Transient Thermal Resistance Ty 0.5 10 Collector Current I C (A) 0.5 ) ) mp) 2 1 5 10 5 1 0.5 1 10 100 1000 Time t(ms) Collector Current I C (A) f T - I E Characteristics (Typical) emp 1 j-a - t Characteristics h FE - I C Temperature Characteristics (Typical) 10000 0.1 0.4 Base-Emittor Voltage V B E (V) (V C E =2V) 0.03 0 100 Base Current I B (mA) h FE - I C Characteristics (Typical) 5000 2 e Te 4A 2A 1 4 (Cas 2 I C =6 A -30C A 0 .4 m A mp 0 .5 m 4 se T A 6 Te 0 .7 m 2 (Ca 1mA se 6 A 8 25C 1 .5 m 3 (Ca 2mA A 5C 3m 12 A Collector Current I C (A) 5m j- a ( C/W) A Collector-Emitter Saturation Voltage V C E (s at) (V ) A m 1 20 Collector Current I C (A) 0.5typ -3 B C E (V CE =2V) 0m I B =0.3mA Safe Operating Area (Single Pulse) P c - T a Derating (V C E =12V) 30 20 120 he at si nk Collector Curr ent I C (A) ite 0.1 fin Without Heatsink Natural Cooling 20 In 0.5 ith 1 W ms C s 10 50 D 1m 5 Maxim um Power Dissip ation P C (W) 10 Typ 100 Cut- off F req uency f T (MH Z ) D C Cur r ent Gai n h F E 2.40.2 Weight : Approx 2.0g a. Type No. b. Lot No. tf (s) tstg (s) V CE ( sa t ) - I B Characteristics (Typical) 8 0 ton (s) IB2 (mA) 3 I C - V CE Characteristics (Typical) 1.350.15 0.85 +0.2 -0.1 0.45 +0.2 -0.1 2.54 2.20.2 IB1 (mA) VBB2 (V) 1.350.15 2.54 Typical Switching Characteristics (Common Emitter) 4.20.2 2.8 c0.5 o3.30.2 a b V IB IC=2A, IB=3mA 10.10.2 4.00.2 ICBO 0.80.2 V 0.2 Unit 120 3.9 2SD1785 External Dimensions FM20(TO220F) (Ta=25C) 2SD1785 8.40.2 Electrical Characteristics VCBO (2.5k)(200) E Application : Driver for Solenoid, Relay and Motor, Series Regulator, and General Purpose 16.90.3 Absolute maximum ratings (Ta=25C) C B 13.0min Darlington Symbol Equivalent circuit 10 Without Heatsink 2 0 -0.05 -0.1 -0.5 -1 Emitter Current I E (A) -5 -8 0.05 3 5 10 50 100 Collector-Emitter Voltage V C E (V) 200 0 0 25 50 75 100 125 150 Ambient Temperature Ta(C) 137