ACPL-K43CT-500E

Transistor, Photovoltaic Output Optoisolators Overview

The ACPL-K43CT-500E is a single-channel automotive optocoupler from Broadcom Limited. It features an 8-pin SO stretched package and operates with a DC input. Key electrical parameters include a maximum forward voltage of 1.85V, typical rise time of 24ns, and typical fall time of 10ns. The device supports a maximum input current of 10mA and provides 4000Vrms isolation voltage. It has a logic output and functions within a temperature range of -40°C to 125°C. The component is AEC-Q100 qualified and complies with CSA File CA88324, IEC/EN/DIN EN 60747-5-2, and UL 1577 standards.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High common-mode rejection capability for reliable signal transmission in noisy environments
• Automotive-grade qualification ensuring durability under extreme thermal conditions
• High-speed digital performance with optimized rise and fall times

Transistor, Photovoltaic Output Optoisolators Applications

• Automotive electronic control units requiring galvanic isolation
• Industrial motor drives and power conversion systems
• Safety-critical communication interfaces in vehicle networks

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix '500E' corresponds to the tape and reel packaging configuration. Confirm that the 8-pin SO stretched footprint matches the target PCB layout. Ensure compliance with AEC-Q100 requirements is documented for the intended automotive application. Cross-reference the datasheet revision date to validate parameter accuracy before integration.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and automotive reliability are required. The 8-pin package offers a compact solution for space-constrained designs. Consider the 4000Vrms isolation rating for safety-critical applications. Verify that the 10mA input current drive capability aligns with the source circuit specifications.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the ACPL-K43T series of high-temperature, high-CMR optocouplers. The series is designed for demanding industrial and automotive environments. The K43T variant specifically targets applications needing robust noise immunity and fast switching speeds within a miniature footprint.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

ACPL-K43CT-000E is a listed alternative from the same manufacturer family.