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The PS2581L2-H-A is a single-channel transistor output optocoupler manufactured by Renesas Electronics Corporation. It integrates a Gallium Arsenide (GaAs) infrared emitting diode and an NPN silicon phototransistor within a surface-mount SMD-4 package. The device provides high isolation voltage of 5000Vrms with extended creepage and clearance distances exceeding 8 millimeters to enhance safety compliance. Key electrical parameters include a maximum collector-emitter voltage of 80V, a DC forward current rating of 80mA, and a typical current transfer ratio ranging from 80% to 400% at 5mA input. The unit supports operation across a wide temperature range from -55°C to +100°C.
Verify the specific suffix 'H-A' against official Renesas documentation to confirm surface-mount configuration and tape-and-reel packaging details. Confirm RoHS3 compliance status and check for any Product Change Notifications regarding label or manufacturing site updates prior to procurement.
Select this component when surface-mount technology is required for space-constrained designs needing high isolation voltage. Ensure the 80V collector-emitter voltage rating meets the load requirements. Verify that the 80mA forward current capability aligns with the driving circuit specifications.
This part belongs to the PS2581 series, which features long creepage distances for improved safety standards. The manufacturer transitioned from NEC Electronics to Renesas Electronics following a corporate merger. The series is designed for applications demanding reliable optical isolation in noisy environments.
Publicly confirmed substitute part numbers are not available in the provided source material.