Monolithic Power Systems

MP1484EN-LF

MP1484EN-LF Description

The MP1484EN-LF is a high-efficiency, 3A synchronous buck regulator from Monolithic Power Systems (MPS), designed for DC-DC voltage conversion in a wide range of applications. This adjustable output regulator operates with an input voltage range of 4.75V to 23V, delivering a finely tunable output from 0.925V to 20V, making it highly versatile for power supply designs. Its 340kHz switching frequency ensures compact external component sizing while maintaining stable performance. Packaged in an 8-pin SOIC and compliant with ROHS3 and REACH standards, it is suitable for surface-mount assembly in industrial, automotive, and consumer electronics.

MP1484EN-LF Features

• High Efficiency: Synchronous rectification minimizes power loss, improving thermal performance.
• Wide Input Range (4.75V–23V): Supports diverse power sources, including 12V/24V rails.
• Precision Adjustable Output (0.925V–20V): Enables fine-tuning for low-voltage ICs (FPGAs, MCUs) and high-current loads.
• 3A Continuous Output Current: Robust for powering processors, LEDs, and peripherals.
• 340kHz Fixed Frequency: Reduces EMI while allowing compact inductor selection.
• Protections: Built-in safeguards like thermal shutdown and over-current protection.
• MSL 2A (4 Weeks): Suitable for extended storage before assembly.

MP1484EN-LF Applications

• Industrial Automation: Powering PLCs, sensors, and motor drivers.
• Automotive Systems: Infotainment, ADAS, and lighting modules.
• Consumer Electronics: Set-top boxes, routers, and portable devices.
• Embedded Computing: Voltage regulation for FPGAs, ASICs, and SoCs.
• LED Drivers: Efficiently drives high-brightness LED arrays.

Conclusion of MP1484EN-LF

The MP1484EN-LF stands out for its high efficiency, wide input range, and precise output adjustability, making it ideal for space-constrained, high-performance designs. Its synchronous topology and robust protections ensure reliability in demanding environments, while ROHS3 compliance aligns with global environmental standards. Engineers will appreciate its balance of power density and flexibility, particularly in automotive, industrial, and embedded systems. For 3A buck regulation with minimal external components, this IC delivers exceptional value.