MAX16838AUP/V+

LED Driver IC Overview

The MAX16838AUP/V+ is a dual-channel high-brightness LED driver integrating a DC-DC switching boost regulator and two 150mA current sinks. It supports Boost, Buck, and SEPIC topologies with an input voltage range of 4.75V to 40V. The device operates at frequencies between 200kHz and 2MHz, providing regulated output voltages from 4.75V to 5.25V. Packaged in a 20-TSSOP-EP, it features PWM dimming and open LED protection, operating within -40°C to +125°C.

LED Driver IC Feature Summary

• Integrates a high-voltage DC/DC controller with two independent 150mA constant-current sinks for precise LED regulation.
• Supports flexible power stage configurations including Boost, Buck, and SEPIC topologies to accommodate various LED string arrangements.
• Includes comprehensive protection mechanisms such as open LED detection to ensure system reliability and fault safety.

LED Driver IC Applications

• High-brightness general lighting systems
• Automotive exterior and interior illumination
• Portable device backlighting

LED Driver IC Procurement Notes

Verify component authenticity through authorized Analog Devices distributors or certified partners. Confirm the specific suffix matches the required package and temperature grade. Request official datasheets and test reports to validate performance specifications against application requirements before finalizing procurement decisions.

LED Driver IC Selection Notes

Select this component when designing circuits requiring integrated control and drive functions for high-brightness LEDs. Ensure the chosen topology aligns with the available input voltage range and desired LED string configuration. Verify that the thermal performance of the TSSOP-EP package meets the system's heat dissipation needs under maximum load conditions.

LED Driver IC Part Context

This part belongs to the MAX16838 family of integrated LED drivers designed for high-efficiency lighting applications. It combines power switching and current regulation into a single solution, reducing external component count compared to discrete designs. The series is widely used in automotive and industrial sectors requiring robust, space-constrained power management solutions.

LED Driver IC Replacement Considerations

Consider MAX16838AUP+T or MAX16838AUP-V+ for equivalent functionality. Verify pin compatibility and electrical parameters match the original design requirements before substitution.