MAX16834AUP+T

LED Driver IC Overview

The MAX16834AUP+T is a high-power LED driver IC from the Analog Devices Maxim Integrated series, designed for robust lighting applications. It features an integrated high-side LED current sense amplifier and a PWM dimming MOSFET driver, eliminating external components for current sensing and switching control. The device supports multiple topologies including boost, buck, and SEPIC configurations to accommodate various LED string arrangements. It operates with a supply voltage range of 4.75 V to 28 V and delivers up to 3 A output current. The switching frequency is adjustable from 100 kHz to 1 MHz, allowing optimization for efficiency and component size. It provides precise brightness control via analog or PWM dimming signals.

LED Driver IC Feature Summary

• Integrated high-side LED current sense amplifier for accurate regulation without external shunt resistors
• Built-in PWM dimming MOSFET driver enables direct connection to LED loads for efficient switching
• Supports versatile converter topologies including boost, buck, and SEPIC for flexible system design
• Adjustable switching frequency allows optimization of external inductor and capacitor sizes

LED Driver IC Applications

• High-brightness general illumination systems
• Automotive exterior lighting modules
• Industrial and commercial LED fixtures
• Portable lighting devices requiring high efficiency

LED Driver IC Procurement Notes

Verify the exact suffix (e.g., +T) to confirm packaging type such as reel or cut tape. Confirm RoHS compliance status through official documentation. Check for automotive qualification (AEC-Q100) if required for your specific application environment. Ensure the TSSOP-20 package variant matches your PCB footprint requirements. Validate lead-free status against local regulatory standards.

LED Driver IC Selection Notes

Select this component when high-side current sensing integration is desired to reduce bill of materials. Choose based on input voltage range compatibility with your power source. Consider the maximum output current requirement relative to thermal management capabilities. Evaluate the need for PWM dimming versus analog dimming control interfaces. Verify that the chosen topology aligns with the LED string voltage and current characteristics.

LED Driver IC Part Context

This part belongs to the MAX16834 family of high-power LED drivers. It is manufactured by Analog Devices Inc./Maxim Integrated. The device is housed in a TSSOP-20 package. It is classified under LED Lighting Drivers. The series is designed for applications requiring precise current regulation and efficient power conversion.

LED Driver IC Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided data. Consult official manufacturer cross-reference tools for potential alternatives.