사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 3.8V |
| Voltage - Input (Max) | 36V |
| Voltage - Output (Min/Fixed) | 0.8V |
| Voltage - Output (Max) | 30V |
| Current - Output | 3.5A |
| Frequency - Switching | Up to 4MHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
개요
Description
The MP4462DN-LF-Z is a high-frequency step-down switching regulator from Monolithic Power Systems. It is designed for use in a wide variety of applications requiring a compact, efficient power supply. This device integrates a high-efficiency, synchronous buck converter that can deliver up to 3A of output current. With a wide input voltage range of 4.5V to 36V, the MP4462DN-LF-Z is well-suited for use in automotive, industrial, and consumer electronic applications.
Key features include programmable switching frequency up to 2MHz, which reduces the size of external components and improves efficiency. It also includes built-in protection features such as over-current protection, thermal shutdown, and under-voltage lockout. The device is packaged in a compact, thermally-enhanced SOIC8 package, making it ideal for space-constrained applications. Overall, the MP4462DN-LF-Z offers a high-performance, cost-effective solution for designers looking to implement efficient power management in their systems.
Key features include programmable switching frequency up to 2MHz, which reduces the size of external components and improves efficiency. It also includes built-in protection features such as over-current protection, thermal shutdown, and under-voltage lockout. The device is packaged in a compact, thermally-enhanced SOIC8 package, making it ideal for space-constrained applications. Overall, the MP4462DN-LF-Z offers a high-performance, cost-effective solution for designers looking to implement efficient power management in their systems.
Equivalent
The MP4462DN-LF-Z is a step-down converter IC. Equivalent products include:
1. Texas Instruments LM2596 - A popular step-down voltage regulator.
2. ON Semiconductor NCP3063 - A versatile DC-DC converter IC.
3. STMicroelectronics L4973D3.3 - A monolithic step-down switching regulator.
4. Richtek RT8299 - A high-efficiency step-down converter.
Always compare specifications like input voltage range, output current, and efficiency to ensure compatibility with your specific application.
1. Texas Instruments LM2596 - A popular step-down voltage regulator.
2. ON Semiconductor NCP3063 - A versatile DC-DC converter IC.
3. STMicroelectronics L4973D3.3 - A monolithic step-down switching regulator.
4. Richtek RT8299 - A high-efficiency step-down converter.
Always compare specifications like input voltage range, output current, and efficiency to ensure compatibility with your specific application.
Features
The MP4462DN-LF-Z is a high-frequency, step-down switching regulator designed for efficiency and compact size. Here are its key features:
1. Input Voltage Range: Operates from 4.5V to 36V, suitable for a wide variety of applications.
2. Output Current: Delivers up to 3A continuous output current.
3. Efficiency: Offers high efficiency due to synchronous rectification.
4. Switching Frequency: Operates at a fixed 1MHz switching frequency, allowing for smaller external components.
5. Soft Start: Built-in soft-start function to prevent inrush current during startup.
6. Protection: Includes over-current protection (OCP) and thermal shutdown features for reliability.
7. Low Quiescent Current: Features low quiescent current for better efficiency in light-load conditions.
8. Package: Available in a compact SOIC8-EP package, optimizing board space.
These features make the MP4462DN-LF-Z a versatile choice for applications requiring efficient step-down conversion, like consumer electronics, industrial controls, and distributed power systems.
1. Input Voltage Range: Operates from 4.5V to 36V, suitable for a wide variety of applications.
2. Output Current: Delivers up to 3A continuous output current.
3. Efficiency: Offers high efficiency due to synchronous rectification.
4. Switching Frequency: Operates at a fixed 1MHz switching frequency, allowing for smaller external components.
5. Soft Start: Built-in soft-start function to prevent inrush current during startup.
6. Protection: Includes over-current protection (OCP) and thermal shutdown features for reliability.
7. Low Quiescent Current: Features low quiescent current for better efficiency in light-load conditions.
8. Package: Available in a compact SOIC8-EP package, optimizing board space.
These features make the MP4462DN-LF-Z a versatile choice for applications requiring efficient step-down conversion, like consumer electronics, industrial controls, and distributed power systems.
Pinout
The MP4462DN-LF-Z is a step-down (buck) converter IC manufactured by Monolithic Power Systems. It is designed for high-efficiency power conversion and is commonly used in various electronic applications. This IC comes in a 10-pin package known as the MSOP-10 (Mini Small Outline Package).
Here is a brief description of its pin functions:
1. SW (Pin 1): Switch output.
2. GND (Pin 2): Ground connection.
3. FB (Pin 3): Feedback input for output voltage regulation.
4. EN (Pin 4): Enable input for turning the IC on or off.
5. COMP (Pin 5): Compensation node for stability.
6. BST (Pin 6): Bootstrap input for high-side gate drive.
7. VIN (Pin 7): Input voltage supply.
8. NC (Pin 8): No connection or not internally connected.
9. NC (Pin 9): No connection or not internally connected.
10. NC (Pin 10): No connection or not internally connected.
The MP4462DN-LF-Z is designed for compact applications requiring high efficiency, capable of delivering up to 3A output current.
Here is a brief description of its pin functions:
1. SW (Pin 1): Switch output.
2. GND (Pin 2): Ground connection.
3. FB (Pin 3): Feedback input for output voltage regulation.
4. EN (Pin 4): Enable input for turning the IC on or off.
5. COMP (Pin 5): Compensation node for stability.
6. BST (Pin 6): Bootstrap input for high-side gate drive.
7. VIN (Pin 7): Input voltage supply.
8. NC (Pin 8): No connection or not internally connected.
9. NC (Pin 9): No connection or not internally connected.
10. NC (Pin 10): No connection or not internally connected.
The MP4462DN-LF-Z is designed for compact applications requiring high efficiency, capable of delivering up to 3A output current.
Manufacturer
The MP4462DN-LF-Z is manufactured by Monolithic Power Systems (MPS). MPS is a semiconductor company that specializes in designing, developing, and marketing high-performance analog and mixed-signal integrated circuits. Their products are used across various applications, including power management, lighting, automotive, industrial, and consumer electronics. MPS is known for its innovative solutions that emphasize energy efficiency and compact design.
Application
The MP4462DN-LF-Z is a step-down converter IC used in various applications. Key areas include:
1. Consumer Electronics: Helps power devices like TVs, gaming consoles, and set-top boxes.
2. Industrial Automation: Provides efficient power conversion for machinery and control systems.
3. Telecommunications: Used in networking equipment for stable voltage supply.
4. Automotive: Supports infotainment systems and other electronic modules.
5. Computer Peripherals: Powers components such as printers and scanners.
6. LED Lighting: Drives LED arrays efficiently.
Its versatility in converting high input voltages to lower, stable outputs makes it valuable in diverse electronic applications.
1. Consumer Electronics: Helps power devices like TVs, gaming consoles, and set-top boxes.
2. Industrial Automation: Provides efficient power conversion for machinery and control systems.
3. Telecommunications: Used in networking equipment for stable voltage supply.
4. Automotive: Supports infotainment systems and other electronic modules.
5. Computer Peripherals: Powers components such as printers and scanners.
6. LED Lighting: Drives LED arrays efficiently.
Its versatility in converting high input voltages to lower, stable outputs makes it valuable in diverse electronic applications.
Package
The MP4462DN-LF-Z is a DC-DC buck converter that comes in a 3mm x 3mm 10-lead QFN package. This package type is designed to offer a compact footprint while providing efficient thermal performance for the converter.
