View 2sd2583 datasheet:

DATA SHEET SILICON TRANSISTOR 2SD2583 AUDIO FREQUENCY AMPLIFIER, SWITCHING NOPN SILICON EPITAXIAL TRANSISTORS FEATURES PACKAGE DIMENSIONS • Low VCE(sat) in millimeters (inches) VCE(sat) = 0.15 V Max (@lC/lB = 1.0 A/50 mA) • High DC Current Gain 8.5 MAX. 2.8 MAX. (0.334 MAX.) (0.110 MAX.) hEF = 150 to 600 (@VCE = 2.0 V, lC = 1.0 A) ? 3.2 ± 0.2 (? 0.126) ABSOLUTE MAXIMUM RATINGS Maximum Voltage and Current (TA = 25 °C) Collector to Base Voltage VCB0 30 V 1 2 3 Collector to Emitter Volteage VCE0 30 V Emitter to Base Voltage VEB0 6.0 V 1.2 (0.047) Collector Current (DC) IC(DC) 5.0 A 0.55+0.08 -0.05 Collector Current (Pulse)* IC(Pulse) 10 A (0.021) Base Current (DC) IB(DC) 2.0A 0.8+0.08 -0.05 * PW ? 10ms, Duty Cycle ? 10 % (0.031) Maximum Power Dissipation 1.2