ACPL-K49CT-500E

Transistor, Photovoltaic Output Optoisolators Overview

The ACPL-K49CT-500E is a single-channel automotive optocoupler featuring an infrared LED input and a transistor with base output. It provides electrical isolation of 5000 Vrms and supports data rates up to 20 kBd. The device operates within a temperature range of -40°C to +125°C and is qualified under AEC-Q100 standards. Key electrical parameters include a forward current of 4 mA, a forward voltage of 1.5 V, and an output current capability of 8 mA. It utilizes an 8-SO stretched package for surface mount installation.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High common-mode rejection ratio (CMR) designed for noisy automotive environments
• Configurable as a low-power, low-leakage digital isolator
• Automotive qualification compliant with AEC-Q100 standards

Transistor, Photovoltaic Output Optoisolators Applications

• Automotive engine control units
• Body electronics modules
• Industrial motor drives requiring high CMR

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix '500E' corresponds to the required tape and reel packaging configuration. Confirm that the 8-SO stretched package dimensions match your PCB footprint requirements. Ensure the component meets the specific AEC-Q100 grade requirements for your target automotive application zone.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high common-mode immunity is critical for signal integrity in electrically noisy environments. The wide operating temperature range makes it suitable for under-the-hood automotive applications. Consider the open-collector nature of the output for interface compatibility with downstream logic circuits.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the Broadcom ACPL-K49 family of automotive-grade digital optocouplers. These devices are engineered to provide robust galvanic isolation between control circuits and power stages. The K49 series specifically addresses the need for high reliability and noise immunity in modern vehicle architectures.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes may include other AEC-Q100 qualified single-channel optocouplers from Broadcom or competitors offering similar 5000 Vrms isolation and 20 kBd speed. Verify pinout compatibility and package dimensions before substitution.