2SD1421 Silicon NPN Epitaxial Application Low frequency power amplifier Outline UPAK 1 3 2 4 1.
Base 2.
Collector 3.
Emitter 4.
Collector (Flange) 2SD1421 Absolute Maximum Ratings (Ta = 25°C) Item Collector to base voltage Collector to emitter voltage Emitter to base voltage Collector current Collector peak current Collector power dissipation Junction temperature Storage temperature Symbol VCBO VCEO VEBO IC iC(peak) PC Tj Tstg 2 1 Ratings 180 160 5 1.5 3 1 150 55 to +1