MAX16814AGP/VY+

LED Driver IC Overview

The MAX16814AGP/VY+ is a high-efficiency, high-brightness LED driver featuring four integrated current-sink channels and an internal current-mode switching DC-DC controller. It supports boost, coupled-inductor boost-buck, or SEPIC topologies with an adjustable frequency range of 200 kHz to 2 MHz. The device accepts a wide input voltage range from 4.75 V to 40 V and withstands direct automotive load-dump events. It provides up to 150 mA output current per channel in a QFN-20 package, operating between -40°C and +125°C.

LED Driver IC Feature Summary

• Integrates four independent LED current-sink channels for driving multiple LED strings.
• Includes an internal current-mode switching DC-DC controller supporting various power converter topologies.
• Supports PWM dimming with open LED protection for enhanced system reliability.

LED Driver IC Applications

• Automotive small to medium-sized LCD display backlighting
• General lighting applications requiring high-brightness LEDs
• Systems demanding direct connection to automotive load-dump environments

LED Driver IC Procurement Notes

Verify component authenticity through authorized Analog Devices distributors due to limited supply status. Confirm the specific suffix indicates the correct package variant and temperature grade. Request original manufacturer documentation to validate AEC-Q100 qualification status. Ensure design compatibility with the required 4.75V to 40V input range before finalizing procurement decisions.

LED Driver IC Selection Notes

Select this component when designing circuits requiring four synchronized LED channels with integrated power conversion. It is suitable for applications needing robust performance under wide input voltage variations and harsh thermal conditions. Consider the QFN-20 package constraints for PCB layout and thermal management requirements during the initial design phase.

LED Driver IC Part Context

This part belongs to the MAX16814A series of integrated LED drivers designed for high-brightness applications. It combines linear current sinks with a switching regulator to optimize efficiency across varying input voltages. The series is engineered for automotive and industrial environments where reliability and wide operating temperature ranges are critical specifications.

LED Driver IC Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify functional equivalence with other Maxim Integrated LED drivers if sourcing alternatives is necessary.