2SD1781K - Silicon NPN transistor
2SD1781K Features
* , 2SB1197K 。 Low VCE(sat),complements the 2SB1197K。 / Applications 。 Medium power amplifier applications. / Equivalent Circuit / Pinning 3 2 1 PIN1：Emitter PIN 2：Base PIN 3：Collector / hFE Classifications & Marking hFE Classifications Symbol hFE Range Q 120～270 R 180～390 Marking HAF
