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Single-channel optocoupler
| Part number | PC817 Optocoupler |
|---|---|
| Category | Discrete Semiconductors › Optocouplers |
| Package | DIP-4 |
| Pins | 4 |
PC817 Optocoupler pinout
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | A | input | LED anode |
| 2 | K | input | LED cathode |
| 3 | E | output | Emitter |
| 4 | C | output | Collector |
Schematic symbol and footprint
Schematic symbol
Footprint: DIP-4 — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.