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Product Detailed Parameters
- Description：IC LED DRVR RGLTR PWM 1.5A 13QFN
- 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)：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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Overview
The MPQ4425AGQB-P is a high-efficiency, synchronous step-down LED driver IC from Monolithic Power Systems. It features a buck topology with an adjustable output voltage and supports a continuous output current of 1.5 A. The device operates within an input voltage range of 4 V to 36 V at a fixed switching frequency of 2.2 MHz. Packaged in a QFN-13 format, it is designed for surface mount installation. The component functions as a single-channel driver suitable for industrial applications.
Feature Summary
- Integrates PWM dimming capability for precise light control
- Includes built-in short circuit and thermal protection mechanisms
- Utilizes synchronous rectification for enhanced energy efficiency
Applications
- Industrial LED lighting systems
- General purpose LED illumination drivers
- High efficiency DC-DC conversion for LED loads
Procurement Notes
Verify the specific suffix P against official Monolithic Power Systems documentation to confirm industrial grade classification and package details. Ensure compatibility with system requirements before procurement. Cross-reference datasheet specifications for electrical limits and thermal performance parameters.
Selection Notes
Select this component for designs requiring a robust, single-channel buck converter for LED regulation. Consider the 2.2 MHz frequency for smaller passive component sizes. Evaluate the 1.5 A current limit against load requirements. Confirm that the operating temperature range meets environmental conditions.
Part Context
This part belongs to the MPQ4425 series of LED drivers manufactured by Monolithic Power Systems. It shares architectural similarities with automotive-grade variants but is designated for industrial use. The series focuses on providing efficient power management solutions for lighting applications using synchronous step-down technology.
Replacement Considerations
MPQ4425AGQB-AEC1-P is a documented alternative within the same product family, offering identical electrical characteristics but with automotive qualification.
