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The OCP-PCT124/A-TR is a single-channel optoisolator manufactured by Lumex Opto/Components Inc. It features a transistor output coupled to an input LED, housed in a compact 4-SMD (鸥翼) surface-mount package. The device provides robust electrical isolation with a rated voltage of 5000 Vrms. Key electrical parameters include a maximum collector-emitter voltage of 60V and a continuous output current of 50mA per channel. The typical rise and fall times are specified at 5µs and 4µs respectively. The component operates within a temperature range of -30°C to 100°C and includes a nominal forward voltage of 1.2V for the input side.
Verify the specific suffix 'A' against the manufacturer's official datasheet to confirm pinout configuration and electrical tolerances. Ensure the 'TR' designation matches the required reel packaging specifications for automated assembly processes. Cross-reference the 4-SMD footprint dimensions with the PCB layout guidelines provided in the Lumex documentation to guarantee mechanical compatibility during installation.
Select this component when a single-channel transistor output isolator is required for moderate-speed signal transmission. Consider the 5000 Vrms isolation rating for safety compliance in mains-connected or high-potential environments. Evaluate the 5µs/4µs switching speeds against system timing requirements. Confirm that the 4-SMD package aligns with available surface-mount manufacturing capabilities and board space constraints.
This part belongs to Lumex's family of optoelectronic components designed for reliable signal coupling. The OCP series specifically targets applications needing galvanic isolation with a transistor-based output stage. The A-TR variant denotes the specific configuration and tape-and-reel packaging format suitable for high-volume surface-mount technology production lines.
Publicly confirmed substitute part numbers are not identified in the provided source material.