SY50136 SY50136ZFAC矽力杰原边反馈电源驱动适配器芯片 ¥2.00 SM2333EA 明微PWM降压恒流LED驱动芯片SM2333E ¥1.00 SY8263AIC 矽力杰电源芯片SY8263 silergy drive ¥1.20 SY5863HJAC 矽力杰 silergy ¥5.00 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