LTC3230EUD#TRPBF

LED Driver IC Overview

The LTC3230EUD#TRPBF is a dedicated LED lighting driver IC manufactured by Analog Devices Inc. It features a charge pump topology designed to drive five LEDs for main and sub-display applications. The device integrates two low-dropout (LDO) regulators alongside the primary LED drivers. It supports an output current range configurable from 20 mA to 150 mA via external resistors, eliminating the need for microcontroller control. The component operates within a standard surface-mount QFN-20 package.

LED Driver IC Feature Summary

• Integrates five independent LED driver channels with adjustable current settings
• Includes dual on-board LDO regulators for auxiliary power supply needs
• Configurable output current ranging from 20 mA to 150 mA using external resistors
• Operates without requiring microcontroller intervention for basic functionality

LED Driver IC Applications

• Main display backlighting systems
• Sub-display illumination circuits
• LED indicator arrays in consumer electronics

LED Driver IC Procurement Notes

Verify the specific suffix #TRPBF indicates tape-and-reel packaging when sourcing components. Confirm that the part number matches the exact Analog Devices specification sheet for the LTC3230 series. Ensure compatibility with the required QFN-20 footprint during PCB layout verification. Cross-reference the manufacturer's latest documentation to confirm active status and any potential lifecycle changes before finalizing procurement plans.

LED Driver IC Selection Notes

Select this component for applications requiring multi-channel LED driving without complex digital control interfaces. The integrated LDOs simplify power management by reducing external component count. Consider the 20 mA to 150 mA current range when sizing external resistors for desired brightness levels. Verify that the charge pump topology meets the input voltage requirements of the target system design.

LED Driver IC Part Context

This part belongs to the Analog Devices LED Lighting Driver ICs category. It is specifically engineered for display backlighting tasks where multiple LED strings require synchronized or individually controlled current regulation. The integration of LDOs distinguishes it from simpler LED drivers that lack auxiliary voltage regulation capabilities.

LED Driver IC Replacement Considerations

No public confirmed substitute part numbers are available in the provided data.