MPQ2489DQ-AEC1-LF-Z

$2.89

Description：IC LED DRVR RGLTR PWM 550MA 6QFN
Series：-
Mfr：Monolithic Power Systems Inc.
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:07f94f6fbb49 Category: LED Drivers IC Brand: Monolithic Power Systems Inc.

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Product introduction

Product Detailed Parameters

Description：IC LED DRVR RGLTR PWM 550MA 6QFN
Series：-
Mfr：Monolithic Power Systems Inc.
Package：Tape & Reel (TR),Cut Tape (CT)
Type：DC DC Regulator
Topology：Step-Down (Buck)
Internal Switch(s)：Yes
Number of Outputs：1
Voltage - Supply (Min)：6V
Voltage - Supply (Max)：55V
Voltage - Output：-
Current - Output / Channel：550mA
Frequency：600kHz
Dimming：Analog, PWM
Applications：Backlight, Lighting, Signage
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：6-VDFN Exposed Pad
Supplier Device Package：6-QFN (3x3)
Grade：Automotive
Qualification：AEC-Q100

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MPQ2489DQ-AEC1-LF-Z

Overview

The MPQ2489DQ-AEC1-LF-Z is a Monolithic Power Systems AEC-Q100 qualified Buck white LED driver IC. It operates with an input voltage range of 6 V to 55 V and delivers up to 1 A output current. The device features a fixed switching frequency of 600 kHz and supports both analog and PWM dimming methods. Packaged in a QFN-6 format, it functions within a temperature range of -40°C to +125°C. Key electrical parameters include a maximum supply current of 1 mA and a power dissipation rating of 2.5 W.

Feature Summary

AEC-Q100 automotive qualification for reliable operation in vehicle environments
Integrated open LED protection circuitry to detect and manage fault conditions
Supports multiple dimming modes including analog control and pulse width modulation

Applications

Automotive exterior lighting systems
White LED illumination modules
Buck topology LED driver circuits

Procurement Notes

Verify the specific suffix codes against official manufacturer documentation to confirm exact package variants and tape-and-reel specifications. Ensure that the selected component meets all required automotive reliability standards and environmental operating limits defined in the datasheet before finalizing procurement orders.

Selection Notes

Select this component when designing automotive white LED applications requiring AEC-Q100 certification. Consider its 600 kHz switching frequency and 1 A current capability relative to thermal management requirements in the QFN-6 package. Verify compatibility with system input voltages ranging from 6 V to 55 V.

Part Context

This part belongs to the MPQ2489 series of high-performance LED drivers designed specifically for automotive use. It provides a compact solution for driving white LEDs using a buck topology. The device integrates essential protection features and offers flexible dimming options suitable for various automotive lighting architectures.