MAX16814UUP+

LED Driver IC Overview

The MAX16814UUP+ is a high-voltage linear LED driver IC from Analog Devices, designed for driving one to four high-brightness LED strings. It operates within an input voltage range of 4.75 V to 40 V and supports adjustable full-scale LED current starting from 20 mA. The device features four independent channels with internal MOSFETs, enabling precise current regulation. It supports PWM dimming at frequencies up to 200 Hz with a ratio of 5000:1. The component includes open LED fault detection and protection mechanisms. Packaged in a TSSOP-20 format, it is suitable for applications requiring reliable high-brightness LED control.

LED Driver IC Feature Summary

• Integrates four independent high-voltage linear current sinks with internal MOSFETs for each channel
• Supports wide input voltage ranges from 4.75 V to 40 V for flexible power supply designs
• Provides hardware-based open LED fault detection to ensure system reliability
• Enables deep dimming capabilities through high-ratio PWM control interfaces

LED Driver IC Applications

• High-brightness general lighting systems
• Automotive exterior and interior illumination
• Industrial display backlighting
• Portable device LED indicators

LED Driver IC Procurement Notes

Verify the specific suffix UUP+ corresponds to the TSSOP-20 package variant when sourcing. Confirm RoHS compliance status via official manufacturer documentation prior to integration. Ensure design compatibility with the required thermal dissipation characteristics for linear operation modes. Cross-reference the exact part number against current distributor availability lists as supply constraints may apply.

LED Driver IC Selection Notes

Select this component when designing circuits that require multiple independent LED string controls without complex switching regulators. It is appropriate for applications where linear regulation efficiency is acceptable in exchange for simplified bill of materials and reduced electromagnetic interference. Consider the thermal performance requirements associated with linear dropout voltages across the operating temperature range.

LED Driver IC Part Context

This device belongs to the MAX16814 series of high-voltage linear LED drivers manufactured by Analog Devices under the Maxim Integrated brand. The series focuses on providing robust, cost-effective solutions for multi-channel LED applications. The UUP+ designation specifically identifies the plastic surface-mount package variant within this product family.

LED Driver IC Replacement Considerations

Consult official cross-reference guides for pin-compatible alternatives within the same series. Verify electrical parameter equivalence for input voltage and current sink capabilities before substitution.