Description
The ACPL-827 is a DC-input dual-channel, full-pitch phototransistor optocoupler that contains two light emitting diodes optically coupled to two separate transistors. It is packaged in an 8-pin DIP package.

Description
The Broadcom® HCPL-817 contains a light-emitting diode optically coupled to a phototransistor. It is packaged in a 4-pin DIP package and available in wide-lead spacing option and lead bend SMD option. Input-output isolation voltage is 5000 Vrms. Response time, tr, is typically 4 µs and minimum CTR is 50% at input current of 5 mA.