MAX16821BATI+

$7.46

Description：IC LED DRIVER CTRLR PWM 28TQFN
Series：-
Mfr：Analog Devices Inc./Maxim Integrated
Package：Tube

SKU:2ddea19de0a1 Category: LED Drivers IC Brand: Analog Devices Inc./Maxim Integrated

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Product introduction

MAX16821BATI+ is listed in the LED Driver IC range at ChipApex. The manufacturer field lists Analog Devices Inc./Maxim Integrated. Its product description is IC LED DRIVER CTRLR PWM 28TQFN. Review the specifications below when checking this part for your BOM.

LED Driver IC specifications for MAX16821BATI+

Description：IC LED DRIVER CTRLR PWM 28TQFN
Series：-
Mfr：Analog Devices Inc./Maxim Integrated
Package：Tube
Type：DC DC Controller
Topology：SEPIC, Step-Down (Buck), Step-Up (Boost)
Internal Switch(s)：No
Number of Outputs：1
Voltage - Supply (Min)：4.75V
Voltage - Supply (Max)：28V
Voltage - Output：-
Current - Output / Channel：-
Frequency：125kHz ~ 1.5MHz
Dimming：PWM
Applications：Backlight
Operating Temperature：-40°C ~ 125°C (TA)
Mounting Type：Surface Mount
Package / Case：28-WFQFN Exposed Pad
Supplier Device Package：28-TQFN (5x5)
Grade：-
Qualification：-

LED Driver IC datasheet and documents for MAX16821BATI+

MAX16821BATI+

LED Driver IC Overview

The MAX16821BATI+ is a high-power synchronous LED driver IC designed for automotive and industrial lighting applications. It operates as a DC-DC controller supporting Buck, Boost, and SEPIC topologies with a single output. The device accepts an input voltage range from 4.75V to 28V and supports switching frequencies between 125kHz and 1.5MHz. It features analog and PWM dimming capabilities and is housed in a 28-TQFN (5x5) package. The component is AEC-Q100 qualified and rated for operation between -40°C and 125°C.

LED Driver IC Feature Summary

Supports Buck, Boost, and SEPIC converter topologies for flexible LED drive configurations
Enables precise brightness control through combined analog and PWM dimming interfaces
AEC-Q100 qualified for robust performance in demanding automotive environments

LED Driver IC Applications

Automotive exterior lighting systems
High-power general illumination fixtures
Industrial lighting arrays

LED Driver IC Procurement Notes

Verify the specific suffix 'ATI+' against the official Analog Devices datasheet to confirm pinout and thermal pad configuration. Confirm current availability status as distribution channels may list obsolete or limited stock items. Ensure the selected package matches the PCB footprint requirements for the 28-TQFN form factor.

LED Driver IC Selection Notes

Select this component when designing circuits requiring wide input voltage flexibility across buck, boost, and sepics modes. It is suitable for applications needing high-efficiency synchronous rectification and integrated protection features. Consider the 28-TQFN package size constraints and thermal dissipation needs for the target enclosure design.

LED Driver IC Part Context

This part belongs to the MAX16821 family of high-power synchronous LED drivers. It shares functional similarities with other members like the MAX16821AATI+, differing primarily in specific electrical ratings and packaging options within the same product line.