2SC4953
Manufacturers：
Panasonic Electronic Components
Description：
TRANS NPN 400V 3A TO-220D
2SC4957-A
Manufacturers：
CEL (California Eastern Laboratories)
Description：
RF TRANSISTOR NPN SOT-143
2SC4957-T1-A
Manufacturers：
CEL (California Eastern Laboratories)
Description：
RF TRANSISTOR NPN SOT-143