APM4953KC-TRC APM4953KC-TRG APM4953KC-TRG MOS(场效应管) APM4953KC-TRG. APM4953KC-TRG-VB APM4953KC-TRL APM4953KC-TRL 低压MOS管 APM4953KC-TRL 电源IC APM4953KC-TRL. APM4953KC-TRL-VB