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The OPIA817DTUE is a single-channel transistor output optocoupler manufactured by TT Electronics/Optek Technology. It features a Photodarlington output configuration housed in a 4-DIP through-hole package. The device provides an insulation voltage of 5000 Vrms, ensuring robust electrical isolation between input and output circuits. Key electrical parameters include a maximum collector current of 80 mA, a collector-emitter voltage rating of 35 V, and a forward current of 50 mA. The component operates within a temperature range of -30°C to +100°C and exhibits rise and fall times of 300 µs and 250 µs, respectively.
Verify the specific suffix DTUE against official TT Electronics documentation to confirm pinout and packaging details. Confirm availability status as distribution channels may list obsolete or discontinued stock. Ensure compliance with RoHS directives if required for the target application environment. Cross-reference datasheet revisions to validate parameter consistency before integration.
Select this component when high isolation voltage and moderate speed are required. The Photodarlington output offers higher current transfer ratio compared to standard phototransistors. Consider thermal management within the specified operating temperature range. Evaluate circuit requirements against the 80 mA collector current limit and 35 V breakdown voltage constraints.
This part belongs to the Optek transistor output optocoupler family, designed for reliable signal transmission across isolated barriers. The series is commonly utilized in applications demanding robust noise immunity and safety compliance. TT Electronics continues to support legacy components alongside newer integrated solutions.
Consult official substitution guides for equivalent parts from the same manufacturer. Verify pin compatibility and electrical specifications before replacing existing units in production designs.