MPQ4425MGQB-Z

$1.56

Description：IC LED DRVR RGLTR PWM 1.5A 13QFN
Series：-
Mfr：Monolithic Power Systems Inc.
Package：Tape & Reel (TR)

SKU:3c5d12103950 Category: LED Drivers IC Brand: Monolithic Power Systems Inc.

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Product introduction

Product Detailed Parameters

Description：IC LED DRVR RGLTR PWM 1.5A 13QFN
Series：-
Mfr：Monolithic Power Systems Inc.
Package：Tape & Reel (TR)
Type：DC DC Regulator
Topology：Step-Down (Buck)
Internal Switch(s)：Yes
Number of Outputs：1
Voltage - Supply (Min)：4V
Voltage - Supply (Max)：36V
Voltage - Output：-
Current - Output / Channel：1.5A
Frequency：2.2MHz
Dimming：PWM
Applications：Lighting
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：13-PowerVQFN
Supplier Device Package：13-QFN (2.5x3)
Grade：Automotive
Qualification：AEC-Q100

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MPQ4425MGQB-Z

Overview

The MPQ4425MGQB-Z is a high-efficiency, synchronous step-down LED driver IC from Monolithic Power Systems. It features a single output channel capable of delivering up to 1.5 A of constant current. The device operates with an input voltage range of 4 V to 36 V and supports a fixed switching frequency of 2.2 MHz. It is housed in a QFN-13 package and is qualified under the AEC-Q100 standard for automotive applications. The component includes integrated PWM dimming capabilities along with short circuit and thermal protection mechanisms.

Feature Summary

Supports PWM dimming for precise light control
Includes integrated short circuit and thermal protection
Automotive grade qualification ensures reliability

Applications

Automotive interior lighting systems
Ambient vehicle illumination circuits
General LED lighting driver designs

Procurement Notes

Verify the specific suffix against official manufacturer documentation to confirm package type and qualification level. Ensure compatibility with system input voltage ranges and thermal requirements before integration. Cross-reference datasheet revisions to validate pinout and electrical characteristics match design specifications.

Selection Notes

Select this component for applications requiring a single-channel, high-current LED drive solution with automotive certification. Consider the 2.2 MHz switching frequency for smaller external component sizing compared to lower-frequency alternatives. Evaluate thermal performance within the QFN-13 package constraints for the intended power dissipation levels.

Part Context

This part belongs to the MPQ4425M series of synchronous buck LED drivers designed for robust performance in demanding environments. The series offers various configurations including single and dual channels with different switching frequencies and package options to suit diverse lighting architectures.