Overview
The MP1584EN-LF-Z is a high-efficiency, non-isolated step-down DC-DC converter designed and manufactured by Monolithic Power Systems. This component is renowned for its compact size, high efficiency, and versatile performance, making it suitable for a wide range of applications, including battery-powered and space-constrained systems. It offers stable and efficient power conversion, making it an ideal choice for various electronic systems.
Key Specifications
| Specification | Value |
|---|---|
| Input Voltage Range | 4.5V to 28V |
| Output Voltage Range | 0.8V to 20V |
| Output Current | Up to 3A |
| Switching Frequency | 100 kHz to 1.5 MHz |
| Efficiency | Up to 95% |
| Operating Temperature Range | -40°C to +85°C |
| Package | SOIC-8 or MSOP-10 |
| Quiescent Current | 100 µA |
Key Features
- Wide Input Voltage Range: Operates from 4.5V to 28V, making it suitable for a variety of power sources.
- High Efficiency: Achieves up to 95% efficiency, reducing power loss and heat generation.
- Adjustable Output Voltage: Allows for variable output voltage as required by the application.
- Integrated Switches: Internal synchronous rectifier for improved efficiency.
- Thermal Protection: Built-in thermal shutdown for overtemperature conditions.
- Short-Circuit Protection: Detects and protects against output short-circuit conditions.
- Soft-Start and Tracking Control: Ensures smooth startup and tracking capabilities.
- Low Noise Emission: Stable operation with low noise emission.
- Compact Size: Available in SOIC-8 or MSOP-10 packages, suitable for surface-mount technology and space-constrained applications.
Applications
The MP1584EN-LF-Z is suitable for various applications that require efficient power conversion, including:
- Power Supplies and Converters: Ideal for designing efficient power supplies and DC-DC converters.
- Point-of-Load Regulators: Used in distributed power systems for local voltage regulation.
- Automotive Systems: Suitable for automotive applications due to its wide input voltage range and high efficiency.
- Industrial Control Systems: Used in industrial environments for reliable and efficient power conversion.
- Medical Devices: Suitable for medical devices requiring high efficiency and compact design.
- Battery-Powered Systems: Ideal for battery-powered applications due to its low quiescent current and high efficiency.
Q & A
- What are the main features of the MP1584EN-LF-Z?
The MP1584EN-LF-Z offers a wide input voltage range, high efficiency, compact size, soft-start and tracking control, and integrated protection features.
- How does the MP1584EN-LF-Z compare to other DC-DC converters like the LM2675?
The MP1584EN-LF-Z stands out for its wider input voltage range and higher output current capability compared to the LM2675. It is more suitable for applications requiring a wide input voltage range and higher output current with a compact form factor.
- Can the MP1584EN-LF-Z be used as a direct replacement for the LM2675?
- What is the maximum output current of the MP1584EN-LF-Z?
The maximum output current of the MP1584EN-LF-Z is up to 3A.
- What is the switching frequency range of the MP1584EN-LF-Z?
The switching frequency range of the MP1584EN-LF-Z is from 100 kHz to 1.5 MHz.
- What are the key protection features of the MP1584EN-LF-Z?
The MP1584EN-LF-Z includes thermal protection, short-circuit protection, and overcurrent protection with hiccup mode.
- In what package is the MP1584EN-LF-Z available?
The MP1584EN-LF-Z is available in SOIC-8 or MSOP-10 packages.
- What is the quiescent current of the MP1584EN-LF-Z?
The quiescent current of the MP1584EN-LF-Z is 100 µA.
- What are some typical applications of the MP1584EN-LF-Z?
Typical applications include power supplies, point-of-load regulators, automotive systems, industrial control systems, and medical devices.
- How does the MP1584EN-LF-Z handle thermal issues?
The MP1584EN-LF-Z features built-in thermal shutdown for overtemperature conditions, ensuring reliable fault-tolerant operation.
