Broadcom hcpl 817 000e phototransistor optocoupler dip 4 type misc ac phototx coupler 1 channel
The main task of an optocoupler in electronic devices is the electrical separation and the interference suppression of the signal this is necessary in a large number of applications ranging from power supply and motor control to data communication and data processing optocouplers eliminate all kinds of electromagnetic interferences one achieves a secure signal separation