The MP2104DK-LF-Z is a high-efficiency, synchronous, step-down converter manufactured by MPS (Monolithic Power Systems). It is designed to deliver up to 2A of continuous output current from an input voltage range of 2.5V to 6V. This device is ideal for powering portable equipment and other battery-powered applications where efficiency and small size are critical.

Applications

• Portable Devices: Used in smartphones, tablets, and other mobile devices for core power.
• Point-of-Load Regulation: Provides efficient power conversion for various digital loads.
• Low-Voltage Power Supplies: Suitable for applications requiring a regulated low-voltage supply.
• FPGA and Microcontroller Power: Powers FPGAs and microcontrollers in embedded systems.
• USB Power: Can be used in USB-powered devices and chargers.

Features

• High Efficiency: Achieves up to 95% efficiency, minimizing power loss and heat generation.
• 2A Output Current: Delivers up to 2A of continuous output current.
• Wide Input Voltage Range: Operates from an input voltage range of 2.5V to 6V.
• Synchronous Rectification: Integrated synchronous rectifier for high efficiency.
• Fixed Frequency Operation: Operates at a fixed switching frequency to minimize noise.
• Overcurrent Protection (OCP): Protects the device and the load from damage due to excessive current.
• Short-Circuit Protection (SCP): Protects the device and the load from damage due to short circuits.
• Thermal Shutdown Protection: Shuts down the device if the temperature exceeds a safe level.
• Small Package: Available in a compact package, minimizing board space.

Benefits

• Extended Battery Life: High efficiency minimizes power consumption and extends battery life in portable devices.
• Reduced Heat Generation: High efficiency reduces heat generation, improving system reliability.
• Improved System Performance: Stable and efficient power conversion ensures reliable operation of connected devices.
• Compact Design: Small package allows for high-density circuit designs.
• Simplified Design: Easy to use and requires minimal external components.
• Robust Protection: Overcurrent, short-circuit, and thermal shutdown protection ensure reliable operation.

Additional Details

The MP2104DK-LF-Z utilizes a constant-frequency PWM control scheme. It is available in a small DFN package. External components such as inductors and capacitors are required for proper operation. It is RoHS compliant, ensuring it meets environmental standards. The device also incorporates a soft-start feature to limit inrush current during startup. Its low quiescent current further enhances its suitability for battery-powered applications.