=50mA/5mA VCE=6V, IC=1mA VCE=12V, IE=2mA, f=30MHz VCB=12V, IE=0A, f=1MHz !Device marking L2SC4617QT1=BQ L2SC4617RT1=BR L2SC4617ST1=BS !hFE values are classified as follows: Item hFE Q 120~270 R 180~390 S 270~560 L2SC4617*T1-1/4 LESHAN RADIO COMPANY, LTD. L2SC4617*T1 COLLECTOR CURRENT : IC .