PC817A DIP-4_L4.6-W6.5-P2.54-LS7.6-BL LCSC Part Number: C42371498 undefined Manufactured by AOTE(奥特)

PC817A-FEL-D DIP-4_L6.5-W4.6-P2.54-LS7.6-BL LCSC Part Number: C50229500 JLCPCB Part Class: Extended Part Manufactured by DDF(鼎德丰)

PC817A-FEL-S SOP-4_L6.5-W4.6-P2.54-LS10.2-TL LCSC Part Number: C50229499 JLCPCB Part Class: Extended Part Manufactured by DDF(鼎德丰)