TLP551 Datasheet (Toshiba)

TLP551, Photocoupler

TOSHIBA Photocoupler IRED & Photo IC TLP551 Controllers Interfaces for Calculators and Control Devices Noise Attenuation in Measurement and System Devices Signal Transmission between circuits of different potential TLP551 Unit: mm The TOSHIBA TLP551 consists of a high-output infrared emitting diode and a high speed detector of one chip photo diode-transistor.

This unit is 8lead DIP.

TLP551 has an internal base connection.

This base pin should be used for analog application or enable operation.