1. | Panasonic Network Card 2SD1821A User Guide Transistors This product complies with the RoHS Directive EU 2002 95 EC Panasonic 2SD1821A Silicon NPN epitaxial planar type For high breakdown voltage low frequency and low noise amplification Features High collector emitter voltage Base open Vceo Low noise voltage NV S Mini type package allowing downsizing of the equipment and automatic insertion through the tape packing Absolute Maximum Ratings Ta 25 C Parameter Symbol Ratin |