BP2861SL 晶丰明源 LED照明电源恒流驱动芯片 ¥1.00 SY58653 SY58653FAC SY58653ZFAC 矽力杰silergy ¥2.00 SY8290ABC 矽力杰40V0.3A同步电源恒压恒流芯片 ¥0.85 SY59119AFCC 矽力杰SY59119A LED电源/恒流IC silergy ¥2.00 SY5863AJAC 矽力杰SILERGY 去频闪LED电源驱动芯片 ¥5.00 PT4115B 40V/1.2A降压LED恒流驱动器1.2A 40V SOT89-5 POWTECH ¥0.90