A80804KETASR

Overview

The A80804KETASR is a four-channel automotive LED controller manufactured by Allegro MicroSystems. It operates within an input voltage range of 5.3 V to 40 V and supports PWM topology at a frequency of 500 Hz. The device is housed in a QFN-32 package with SMD/SMT mounting style. It functions as a high-current driver suitable for demanding environments, operating between -40°C and +125°C.

Feature Summary

• Four independent output channels for multi-zone LED control
• Automotive-grade reliability for harsh environments
• Integrated PWM dimming capability

Applications

• Automotive exterior lighting systems
• Interior vehicle illumination modules
• High-power LED arrays requiring synchronized control

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix matches project requirements. Check current supply status as availability may be restricted in certain regions. Ensure storage conditions comply with moisture sensitivity levels specified in the datasheet prior to assembly.

Selection Notes

Select this component when designing automotive lighting circuits requiring four distinct output channels. It is appropriate for applications needing robust performance across wide temperature ranges. Consider the QFN-32 package constraints for PCB layout. Verify that the 40 V maximum input voltage aligns with the system power supply architecture.

Part Context

This part belongs to the A80804 series of LED controllers from Allegro MicroSystems. The series focuses on providing integrated solutions for automotive lighting applications. These components are designed to replace discrete driver designs, offering reduced board space and improved thermal management through integrated circuitry.

Replacement Considerations

Consult official Allegro MicroSystems documentation for verified substitute part numbers. Cross-reference pinouts and electrical specifications before implementation.