| Image | Manufacturer | Part Number | Description |
|---|
| | California Eastern Laboratories | PS2502-4-A | Optocoupler DC-IN 4-CH Darlington DC-OUT 16-Pin PDIP Magazine |
 | Vishay | ILQ66-4 | Optocoupler DC-IN 4-CH Darlington DC-OUT 16-Pin PDIP |
| Vishay | ILQ55 | Optocoupler DC-IN 4-CH Darlington DC-OUT 16-Pin PDIP |
| Vishay | ILQ32 | Optocoupler DC-IN 4-CH Darlington DC-OUT 16-Pin PDIP |
| | California Eastern Laboratories | PS2532-4 | Optocoupler DC-IN 4-CH Darlington DC-OUT 16-Pin PDIP Magazine |
 | Fairchild Semiconductor | FOD852S | Optocoupler DC-IN 1-CH Darlington DC-OUT 4-Pin PDIP SMD Black Box |
| Fairchild Semiconductor | FOD8523SD | Optocoupler DC-IN 1-CH Darlington DC-OUT 4-Pin PDIP SMD Black T/R |
| | California Eastern Laboratories | PS2502L-4-A | Optocoupler DC-IN 4-CH Darlington DC-OUT 16-Pin PDIP SMD Magazine |
| | Sharp Electronics | PC845J00000F | Optocoupler DC-IN 4-CH Darlington DC-OUT 16-Pin PDIP |
| | Sharp Electronics | PC845MJ0000F | Optocoupler DC-IN 4-CH Darlington DC-OUT 16-Pin PDIP |
| | Sharp Electronics | PC845M | Optocoupler DC-IN 4-CH Darlington DC-OUT 16-Pin PDIP |
| | Sharp Electronics | PC845XJ0000F | Optocoupler DC-IN 4-CH Darlington DC-OUT 16-Pin PDIP Sleeve |
| | Sharp Electronics | PC845YJ0000F | Optocoupler DC-IN 4-CH Darlington DC-OUT 16-Pin PDIP |
| | California Eastern Laboratories | PS2533-1-A | Optocoupler DC-IN 1-CH Darlington DC-OUT 4-Pin PDIP Magazine |
| | California Eastern Laboratories | PS2802-4-A | Optocoupler DC-IN 4-CH Darlington DC-OUT 16-Pin SSOP T/R |
 | Lite-On Electronics | LTV-815S | Optocoupler DC-IN 1-CH Darlington DC-OUT 4-Pin PDIP SMD |
| | Renesas | PS2502L-4-A | Optocoupler DC-IN 4-CH Darlington DC-OUT 16-Pin PDIP SMD Magazine |
| Infineon Technologies | ILQ66-4 | Optocoupler DC-IN 4-CH Darlington DC-OUT 16-Pin PDIP |
| | Renesas | PS2502-4-A | Optocoupler DC-IN 4-CH Darlington DC-OUT 16-Pin PDIP Magazine |
 | Lite-On Electronics | LTV-815 | Optocoupler DC-IN 1-CH Darlington DC-OUT 4-Pin PDIP |
 | Avago Technologies | 6N140A#300 | Optocoupler DC-IN 4-CH Darlington With Base DC-OUT 16-Pin CDIP SMD |
 | Avago Technologies | 6N140A/883B | Optocoupler DC-IN 4-CH Darlington With Base DC-OUT 16-Pin CDIP |
| Avago Technologies | 6N140A | Optocoupler DC-IN 4-CH Darlington With Base DC-OUT 16-Pin CDIP |
 | Avago Technologies | HCPL-6750 | Optocoupler DC-IN 4-CH Darlington With Base DC-OUT 16-Pin CFPAK |
| Fairchild Semiconductor | FOD852SD | Optocoupler DC-IN 1-CH Darlington DC-OUT 4-Pin PDIP SMD Black T/R |
