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Optoisolators, also referred to as optical couplers, photocouplers, and optocouplers, are devices that use light to transmit electrical signals to isolated circuits. Output types include logic, transistor, photovoltaic, triac, and SCR.
| Select products | Mfr | Description | Package | Supplier Device Package | Mounting Type | Series | Operating Temperature |
|---|---|---|---|---|---|---|---|
![]() FODM3012R4 $0.31 | onsemi | OPTOISOLTR 3.75KV TRIAC 1CH 4SMD | Tape & Reel (TR) | 4-SMD | Surface Mount | - | -40°C ~ 100°C |
![]() FODM3012R4V $0.31 | onsemi | OPTOISOLTR 3.75KV TRIAC 1CH 4SMD | Tape & Reel (TR) | 4-SMD | Surface Mount | - | -40°C ~ 100°C |
![]() FODM3021R1 $0.38 | onsemi | OPTOISOLTR 3.75KV TRIAC 1CH 4SMD | Tape & Reel (TR) | 4-SMD | Surface Mount | - | -40°C ~ 100°C |
![]() FODM3021R2 $0.37 | Fairchild Semiconductor | OPTOISOLTR 3.75KV TRIAC 1CH 4SMD | Bulk | 4-SMD | Surface Mount | - | -40°C ~ 100°C |
![]() FODM3021R2V $0.37 | Fairchild Semiconductor | OPTOISOLTR 3.75KV TRIAC 1CH 4SMD | Bulk | 4-SMD | Surface Mount | - | -40°C ~ 100°C |
![]() FODM3021R3 $0.38 | onsemi | OPTOISOLTR 3.75KV TRIAC 1CH 4SMD | Tape & Reel (TR) | 4-SMD | Surface Mount | - | -40°C ~ 100°C |
![]() FODM3021R4 $0.37 | Fairchild Semiconductor | OPTOISOLTR 3.75KV TRIAC 1CH 4SMD | Bulk | 4-SMD | Surface Mount | - | -40°C ~ 100°C |
![]() FODM3021R4V $0.37 | Fairchild Semiconductor | OPTOISOLTR 3.75KV TRIAC 1CH 4SMD | Bulk | 4-SMD | Surface Mount | - | -40°C ~ 100°C |

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