Monolithic Power Systems

MP28258DD-LF-Z

MP28258DD-LF-Z is a highly integrated, synchronous step-down (buck) regulator from Monolithic Power Systems (MPS). It is designed to provide efficient and stable power conversion for a wide range of applications. Here's a brief description, features, and applications of the MP28258DD-LF-Z:

Description:

The MP28258DD-LF-Z is a synchronous step-down regulator that converts an input voltage to a lower output voltage. It is available in a compact DFN (Dual Flat No Lead) package, making it suitable for space-constrained applications.

Features:

1. Wide input voltage range: The MP28258DD-LF-Z can accept input voltages from 4V to 22V, making it suitable for various power supply scenarios.
2. High efficiency: The regulator achieves high efficiency levels (up to 93%) by using synchronous rectification and a low quiescent current.
3. Tight output voltage regulation: The output voltage is tightly regulated, ensuring stable output voltage even under varying input voltage and load conditions.
4. Programmable output voltage: The output voltage can be adjusted using an external resistor divider, allowing for customization to specific application requirements.
5. Protection features: The MP28258DD-LF-Z includes over-current protection, over-temperature protection, and thermal shutdown to safeguard the system from potential damage.
6. Small form factor: The device is available in a compact 10-lead DFN package, making it suitable for space-constrained applications.

Applications:

1. Portable electronics: The MP28258DD-LF-Z is ideal for powering portable devices such as smartphones, tablets, and wearables, where efficiency and compact size are crucial.
2. IoT devices: The regulator's efficiency and programmability make it suitable for powering IoT devices, such as smart home appliances and sensors.
3. Automotive applications: The MP28258DD-LF-Z can be used in automotive applications, such as infotainment systems and advanced driver-assistance systems (ADAS), where tight voltage regulation and reliability are essential.
4. Industrial equipment: The device can also be used in industrial equipment, such as motor controllers and sensor interfaces, where stable power supply and protection features are required.
5. Medical devices: The MP28258DD-LF-Z can be used in battery-powered medical devices, such as wearable health monitors and portable diagnostic equipment, where efficiency and compact size are important.

In summary, the MP28258DD-LF-Z is a versatile, highly efficient, and compact synchronous step-down regulator from Monolithic Power Systems, suitable for a wide range of applications, including portable electronics, IoT devices, automotive applications, industrial equipment, and medical devices.