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The TLP120(GB,F) is a mini flat coupler featuring a single-channel transistor output optocoupler in a plastic DIP-4 package. It integrates a photo-transistor optically coupled to two gallium arsenide infrared emitting diodes connected in inverse parallel, enabling direct AC input current operation without external rectification. The device provides a minimum collector-emitter voltage of 80 V and a typical current transfer ratio of 100% for the GB rank. It offers high isolation with a minimum insulation voltage of 3750 Vrms and is UL recognized under file number E67349.
Verify component authenticity through authorized Toshiba Semiconductor and Storage distributors or certified partners. Confirm that the specific suffix (GB,F) matches the required current transfer ratio rank and packaging format. Ensure compliance with RoHS directives and check for any end-of-life notifications or last-time-buy statuses prior to finalizing procurement orders.
Select this component when direct AC input handling is required without additional rectifier components. The dual LED configuration simplifies circuit design for AC signals. Consider the 80 V collector-emitter voltage limit and the 100% CTR rank for appropriate signal gain requirements in isolation applications.
This part belongs to Toshiba's mini flat coupler series designed for surface mount assembly. It represents a compact solution for galvanic isolation in space-constrained designs. The series emphasizes reliability and high isolation performance for industrial and telecommunications environments.
Public confirmed substitute part numbers are not available in the provided documentation.