2SD1974 Overview
2SD1974 Silicon NPN Epitaxial Application Low frequency power amplifier Outline UPAK 1 3 2 1 2, 4 4 ID 1. Collector (Flange) 3 2SD1974 Ratings (Ta = 25°C) Item Collector to base voltage Collector to emitter voltage Emitter to base voltage Collector current Collector peak current E to C diode forward current Collector power dissipation Junction temperature Storage temperature Note:.