2SA1978-A
Manufacturers：
CEL (California Eastern Laboratories)
Description：
RF TRANSISTOR PNP SOT-23
2SA1978-T1B-A
Manufacturers：
CEL (California Eastern Laboratories)
Description：
RF TRANSISTOR PNP SOT-23
2SA1987-O(Q)
Manufacturers：
Toshiba Semiconductor & Storage
Description：
TRANS PNP 230V 15A TO-3PL