MAX16833AUE/V+

LED Driver IC Overview

The MAX16833AUE/V+ is a high-voltage HB LED driver IC from Analog Devices, designed for automotive and general lighting applications. It features an integrated high-side current sense amplifier, eliminating the need for external shunt resistors. The device supports Boost, Buck, Flyback, and SEPIC topologies with a single output capable of up to 3 A. Operating voltage ranges from 5 V to 65 V, with a switching frequency adjustable between 100 kHz and 1 MHz. It offers PWM dimming, short circuit protection, and thermal shutdown. Qualified under AEC-Q100 standards, it operates within a temperature range of -40°C to +125°C in a 16-TSSOP package.

LED Driver IC Feature Summary

• Integrated high-side current sense amplifier removes requirement for external shunt resistors
• Supports multiple converter topologies including Boost, Buck, Flyback, and SEPIC
• Provides precise PWM dimming capability for brightness control
• Includes comprehensive protection mechanisms such as short circuit and thermal shutdown

LED Driver IC Applications

• Automotive exterior lighting systems
• Commercial architectural lighting
• Industrial lighting fixtures

LED Driver IC Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels due to limited supply status. Confirm specific suffix variations match design requirements. Check latest datasheets for updated qualification status and availability constraints before finalizing procurement plans.

LED Driver IC Selection Notes

Select this driver for high-voltage LED strings requiring integrated sensing. Ensure input voltage stays within 5 V to 65 V limits. Verify thermal management needs given the 125°C max operating temperature. Consider topology compatibility with existing power stage designs when integrating into new lighting architectures.

LED Driver IC Part Context

Part of the MAX16833 series, this component targets high-brightness LED applications. It integrates power switches and control logic into a compact surface-mount package. The series emphasizes reliability in harsh environments, supported by automotive-grade qualification standards and robust protection features for continuous operation.

LED Driver IC Replacement Considerations

Check for MAX16833 variants with different suffixes for packaging or temperature grade differences. Verify pinout compatibility if substituting with other high-voltage LED drivers from the same manufacturer family.

LED Driver IC FAQ

Does the MAX16833AUE/V+ require an external current sense resistor?

No, it features an integrated high-side current sense amplifier that eliminates the need for external shunt resistors.

What switching frequencies are supported?

The device supports an adjustable switching frequency range from 100 kHz to 1 MHz.