MAX8790ETP+T

LED Driver IC Overview

The MAX8790ETP+T is a high-efficiency, six-string white-LED driver IC manufactured by Analog Devices Inc./Maxim Integrated. Designed for portable applications, it integrates a synchronous buck converter and six constant-current LED drivers to support up to six series-connected LEDs. The device operates from a single lithium-ion battery or external supply, providing precise current regulation for uniform brightness across all strings. It features an integrated power switch and supports PWM dimming for backlight control in mobile phones and handheld devices.

LED Driver IC Feature Summary

• Integrates a synchronous step-down DC-DC converter with six independent constant-current LED drivers
• Supports up to six series-connected white LEDs with high efficiency and low component count
• Provides precise current regulation to ensure uniform brightness across multiple LED strings
• Includes PWM dimming capability for display backlight control in portable electronic devices

LED Driver IC Applications

• Backlight driving for mobile phone displays
• LED illumination for handheld devices
• Portable consumer electronics requiring multi-string LED drivers

LED Driver IC Procurement Notes

Verify the exact part number suffix against official Analog Devices documentation to confirm package type and tape/reel specifications. Ensure compatibility with RoHS standards if required by your manufacturing process. Cross-reference with authorized distributors to confirm current availability status, as lead times may vary based on production cycles.

LED Driver IC Selection Notes

Select this component when designing portable systems requiring simultaneous drive for multiple white LEDs with minimal external components. Consider the input voltage range and desired LED string configuration during initial design. Verify thermal performance requirements for the TQFN package in enclosed enclosures.

LED Driver IC Part Context

This part belongs to the Maxim Integrated LED driver family, specifically optimized for portable multimedia devices. It replaces discrete solutions by integrating power switching and current regulation into a single compact package, reducing board space and improving reliability in space-constrained designs.

LED Driver IC Replacement Considerations

Check for direct pin-compatible alternatives within the same product line. Verify electrical parameters such as output current accuracy and switching frequency before substitution.