MP1471GJ-Z

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MP1471GJ-Z

+Nomenclature

IC REG BUCK ADJ 3A TSOT23-6

  • FabricantMonolithique Power Systems GmbH.

  • Pièce fabricant #MP1471GJ-Z

  • Package TSOT-23-6

  • En stock6291

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Spécifications

Attribut Valeur
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Not For New Designs
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 4.7V
Voltage - Input (Max) 16V
Voltage - Output (Min/Fixed) 0.8V
Voltage - Output (Max) 14.4V
Current - Output 3A
Frequency - Switching 490kHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount

Présentation

Description

The MP1471GJ-Z is a high-efficiency, step-down DC-DC converter designed for applications requiring a compact size and efficient power conversion. It operates with an input voltage range from 4.5V to 18V and can deliver an output current of up to 2A. This converter is particularly suitable for applications within consumer electronics, telecommunications, and industrial equipment where space and power efficiency are critical.
Key features of the MP1471GJ-Z include its high switching frequency, which reduces the size of external components, and its integrated high-side power MOSFET, which minimizes the need for additional components and simplifies the design. The device also boasts protections such as over-current protection (OCP), over-voltage protection (OVP), and thermal shutdown, ensuring robust operation under various conditions.
Its compact design and high efficiency make the MP1471GJ-Z a suitable choice for engineers looking to optimize power management in their designs while maintaining a small footprint.

Equivalent

The MP1471GJ-Z is a step-down (buck) converter integrated circuit. Equivalent products would be other synchronous buck converters with similar specifications. Some possible alternatives include:
1. TPS62085 from Texas Instruments
2. LTC3600 from Analog Devices
3. LMR33630 from Texas Instruments
4. MAX17502 from Maxim Integrated
Ensure to compare parameters like input voltage range, output current, switching frequency, and package type for compatibility.

Features

The MP1471GJ-Z is a high-efficiency, monolithic synchronous step-down switching regulator designed for ease of use and compact applications. Key features include:
1. Wide Input Voltage Range: It can operate with an input voltage from 4.5V to 18V, suited for various power sources.
2. Output Voltage: The device provides an adjustable output voltage down to as low as 0.8V.
3. Output Current: Capable of delivering up to 3A continuous output current.
4. Efficiency: Achieves high efficiency through its synchronous rectification architecture.
5. Switching Frequency: Operates at a constant 500kHz switching frequency, allowing for smaller external components.
6. Protection Features: Includes over-current protection, over-temperature protection, and under-voltage lockout for enhanced reliability.
7. Soft Start: Integrated soft start function to prevent inrush current during startup.
8. Thermal Performance: Comes in a thermally enhanced TSOT23-8 package for improved heat dissipation.
9. Applications: Ideal for use in distributed power systems, battery-powered applications, and other compact and efficient power conversion scenarios.
These features make the MP1471GJ-Z suitable for a range of low-voltage applications where efficiency and size are critical.

Pinout

The MP1471GJ-Z is a monolithic step-down switch-mode converter with an integrated power MOSFET. It is typically found in compact SOT23-8 packages, which indicates it has an 8-pin count.
Here are the pin functions for the MP1471GJ-Z:
1. VIN: Input voltage supply pin.
2. SW: Switch output, connected to the inductor.
3. GND: Ground connection.
4. FB: Feedback pin for output voltage regulation.
5. EN: Enable pin to turn the regulator on or off.
6. COMP: Compensation pin for external compensation network.
7. BST: Bootstrap pin for high-side gate drive.
8. PG: Power Good indicator pin.
This device is designed for efficient power conversion in applications requiring a small footprint and low power loss, offering features such as a wide input voltage range, high efficiency, and a power-good indicator.

Manufacturer

The MP1471GJ-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 (ICs). They focus on providing solutions for power management, battery management, motor control, and other applications across various industries, including consumer electronics, automotive, industrial, and telecommunications. MPS is known for its innovative products that enhance efficiency and performance while reducing the overall cost and complexity of electronic systems.

Application

The MP1471GJ-Z is a step-down converter used in various applications. Its primary areas include power management for consumer electronics, telecom systems, industrial devices, and computing equipment. It is suitable for powering microprocessors, FPGA cores, and ASICs, making it ideal for applications requiring efficient voltage regulation. Additionally, the MP1471GJ-Z is used in battery-powered devices due to its high efficiency and low quiescent current, which prolong battery life. Its compact design and high performance make it a preferred choice in space-constrained applications where reliable voltage conversion is essential.

Package

The MP1471GJ-Z is typically available in a TSOT-23-8 package. This package type is a small outline, surface-mount package that is commonly used for compact electronic applications.

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