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MP1479GTF-Z

Name: MP1479GTF-Z
Rating: 4.7 (12 reviews)

IC REG BUCK ADJ 1A SOT563

제조업체Monolithic Power Systems Inc.
Mfr.부분 #MP1479GTF-Z
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사양

Series	MP
Part Status	Active
Function	Step-Down
Output Configuration	Positive
Topology	Buck
Output Type	Adjustable
Number of Outputs	1
Voltage - Input (Min)	4.2V
Voltage - Input (Max)	18V
Voltage - Output (Min/Fixed)	0.8V
Voltage - Output (Max)	10V
Current - Output	1A
Frequency - Switching	800kHz
Synchronous Rectifier	Yes
Operating Temperature	-40°C ~ 125°C (TJ)
Mounting Type	Surface Mount
Package / Case	SOT-563, SOT-666
Supplier Device Package	SOT-563
Base Product Number	MP1479

개요

Description

The MP1479GTF-Z is a high-performance step-down voltage regulator designed for efficient power management in various electronic applications. Manufactured by Monolithic Power Systems, it features a wide input voltage range, typically from 4.5V to 38V, making it suitable for battery-powered devices and other power-sensitive applications.
Key features include a high output current capability, adjustable output voltage, and integrated protection mechanisms such as over-current, over-temperature, and under-voltage lockout. The device uses a synchronous rectification topology, which enhances efficiency, especially under light load conditions.
The MP1479GTF-Z is packaged in a compact 8-pin SOIC and is adept at minimizing the footprint in circuit designs. Its ease of use, combined with built-in compensation and minimal external component requirements, makes it attractive for designers seeking reliable power solutions for consumer electronics, industrial equipment, and automotive applications. Overall, the MP1479GTF-Z is an excellent choice for efficient and reliable power management in a variety of high-performance applications.

Features

The MP1479GTF-Z is a high-efficiency step-down (buck) regulator designed for a wide range of applications. Key features include:
1. Input Voltage Range: Supports 4.5V to 16V input, making it suitable for various power sources.
2. Output Current: Delivers up to 3A of continuous output current.
3. Adjustable Output Voltage: Output voltage can be set from 0.8V to 15V via external resistors.
4. High Efficiency: Achieves efficiency rates of up to 95%, reducing heat generation and improving thermal performance.
5. Built-in Compensation: Integrated compensation helps simplify the design and optimize performance.
6. Low Standby Current: Features a low quiescent current to enhance battery life in portable applications.
7. Thermal Protection: Includes built-in thermal shutdown and overcurrent protection for enhanced reliability.
8. Small Package: Available in a compact 8-pin SOIC package, facilitating easy PCB integration.
These attributes make the MP1479GTF-Z ideal for consumer electronics, industrial equipment, and other applications requiring efficient power management.

Package

The MP1479GTF-Z is packaged in a 10-pin TDFN (Thin Dual Flat No-lead) format, which offers a compact size and efficient thermal performance suitable for power management applications.

Pinout

The MP1479GTF-Z is a step-down (buck) regulator with a total of 20 pins. Its primary functions include converting higher input voltages to a stable lower output voltage, managing power efficiently, and providing overcurrent protection. Key features include:
1. Pin Count: 20 pins
2. Input Voltage Range: Typically from 4.5V to 25V
3. Output Voltage Adjustment: Via external resistors to set the desired output voltage.
4. Switching Frequency: Adjustable; typically around 300kHz to 1.2MHz.
5. Protection Features: Includes overcurrent protection, thermal shutdown, and under-voltage lockout.
6. Efficiency: High efficiency (up to 95%) for improved thermal performance.
The MP1479GTF-Z is suitable for applications such as power supplies in consumer electronics, automotive systems, and industrial equipment.

Manufacturer

The MP1479GTF-Z is manufactured by Monolithic Power Systems, Inc. (MPS). MPS is a publicly traded company that specializes in high-performance analog and mixed-signal semiconductor solutions. Founded in 1997 and headquartered in San Jose, California, MPS develops power management products, LED drivers, and motor drivers, among other components. The company focuses on providing efficient, reliable, and compact power management solutions for various applications, including consumer electronics, telecommunications, automotive, and industrial markets. MPS is recognized for its innovation and commitment to delivering high-quality products that enhance energy efficiency and system performance.

Application

The MP1479GTF-Z is a step-down (buck) switching regulator used in various applications including power management for consumer electronics, telecommunications, industrial equipment, and automotive systems. It is suitable for powering microcontrollers, FPGAs, and other digital circuits, providing efficient voltage regulation and high current output. Its features make it ideal for battery-operated devices, LED drivers, and point-of-load regulation.

Equivalent

The MP1479GTF-Z is a step-down voltage regulator. Equivalent products include the LM2596 (Texas Instruments), LM2675 (Texas Instruments), and the TPS54331 (Texas Instruments). Other options are the RT8279 (Richtek) and the LMT86 (Microchip). Always verify specifications like input/output voltage, current ratings, and efficiency to ensure compatibility for your specific application.