MP1499GD-Z

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MP1499GD-Z

+Nomenclature

IC REG BUCK ADJUSTABLE 5A 10QFN

  • FabricantMonolithique Power Systems GmbH.

  • Pièce fabricant #MP1499GD-Z

  • Package QFN-10

  • En stock3320

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Spécifications

Attribut Valeur
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 4.5V
Voltage-Input(Max) 16V
Voltage-Output(Min/Fixed) 0.807V
Voltage-Output(Max) 13V
Current-Output 5A
Frequency-Switching 500kHz
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 10-VFDFN

Présentation

Description

The MP1499GD-Z is a high-efficiency, synchronous step-down converter designed for use in various electronics applications, particularly where compact size and efficient power management are crucial. It operates with an input voltage range typically from 4.5V to 18V, making it versatile for different power source scenarios.
The converter is capable of delivering up to 2A output current with a fixed output voltage, which can be adjusted via an external resistor divider. It features a high-frequency operation that allows for the use of small output capacitors and inductors, contributing to a compact overall design.
Efficiency is a key feature of the MP1499GD-Z, often exceeding 90%, which helps in minimizing heat generation and improving performance. It also includes protection features such as over-current protection, short-circuit protection, and thermal shutdown.
The MP1499GD-Z is commonly used in applications like battery-powered devices, industrial controls, and distributed power systems where efficient voltage regulation is necessary. Its compact package and robust feature set make it suitable for space-constrained applications.

Equivalent

The MP1499GD-Z is a high-frequency synchronous step-down converter. Equivalent products are those with similar specifications and functionality. Possible alternatives include:
1. Texas Instruments TPS54331 - 3.5A step-down converter.
2. Microchip MCP16311/MCP16312 - 3A synchronous buck regulator.
3. ON Semiconductor NCP1117 - A high-efficiency buck converter.
4. STMicroelectronics L7985A - 3A step-down switching regulator.
Always verify specifications and pin compatibility when choosing a replacement.

Features

The MP1499GD-Z is a high-efficiency, synchronous step-down converter. Some key features include:
1. Input Voltage Range: It operates from a 4.5V to 18V input voltage, making it versatile for various power sources.
2. Output: Delivers up to 3A of continuous output current with adjustable output voltage.
3. Efficiency: The device is designed for high efficiency, typically up to 95%, over a wide load range.
4. Switching Frequency: It features a 500kHz fixed switching frequency to minimize the size of external components.
5. Protection: The converter includes over-current protection, under-voltage lockout, over-voltage protection, and thermal shutdown to ensure reliable operation.
6. Soft-Start: It has a built-in soft-start function to prevent inrush current during startup.
7. Package: The MP1499GD-Z comes in a compact TSOT23-8 package, which is suitable for space-constrained applications.
These features make it suitable for applications like distributed power systems, battery-powered devices, and other consumer electronics that require efficient voltage regulation.

Pinout

The MP1499GD-Z is a buck converter IC manufactured by Monolithic Power Systems. It typically comes in a TSOT23-8 package, which means it has 8 pins. The primary function of the MP1499GD-Z is to step down an input voltage to a lower output voltage, making it suitable for power management applications in electronic devices.
Key functions of the pins typically include:
1. VIN: Input voltage supply.
2. SW: Switch node connecting the inductor.
3. GND: Ground reference.
4. FB: Feedback input to set the output voltage.
5. EN: Enable pin to turn the device on or off.
6. COMP: Compensation pin for stability of the control loop.
7. BST: Bootstrap pin for driving the high-side MOSFET.
8. SS: Soft-start control to limit inrush current.
Please refer to the official datasheet for detailed specifications and exact pin functions, as variations might exist.

Manufacturer

The MP1499GD-Z is manufactured by Monolithic Power Systems (MPS). MPS is a semiconductor company that specializes in designing, developing, and marketing high-performance power solutions. The company provides a wide range of products that focus on power management, including DC/DC converters, AC/DC converters, lighting control ICs, battery management ICs, and motor drivers. MPS is known for its innovative approach to power solutions, emphasizing efficiency and reliability in its products. The company serves various markets, including consumer electronics, industrial applications, automotive, and telecommunications.

Application

The MP1499GD-Z is a step-down switching regulator designed for applications requiring efficient voltage conversion. Its primary application areas include:
1. Consumer Electronics: Used in devices like smartphones, tablets, and portable gadgets for efficient power management.
2. Computing: Powers components in desktops, laptops, and servers.
3. Industrial Equipment: Supports machinery requiring stable voltage supply and power efficiency.
4. Telecommunications: Provides power regulation in networking devices and communication infrastructure.
5. Automotive Systems: Used in infotainment systems and other electronic components within vehicles.
Overall, its versatility in handling a wide input voltage range and delivering a stable output makes it suitable for various electronic devices and systems.

Package

The MP1499GD-Z is typically available in a TSOT23-8 package type. This package is compact and suitable for surface mounting on printed circuit boards, commonly used in power management applications due to its efficient thermal performance and small footprint.