MP2105DJ-LF-Z

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MP2105DJ-LF-Z

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IC REG BUCK ADJ 800MA TSOT23-5

  • FabricanteMonolithic Power Systems Inc.

  • Peça do Fabricante #MP2105DJ-LF-Z

  • Pacote SOT-23-5

  • Em Estoque3957

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Especificações

Atributo Valor
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) 2.5V
Voltage - Input (Max) 6V
Voltage - Output (Min/Fixed) 0.6V
Voltage - Output (Max) 6V
Current - Output 800mA
Frequency - Switching 1.05MHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount

Visão Geral

Description

The MP2105DJ-LF-Z is a DC-DC step-down converter designed for high-efficiency power management applications. It typically features a wide input voltage range, allowing it to efficiently convert higher voltage levels to lower, regulated output voltages suitable for electronic devices. This converter is commonly used in battery-powered devices, portable electronics, and other applications requiring efficient power conversion.
Key characteristics of the MP2105DJ-LF-Z may include a high switching frequency, which allows for the use of smaller external components, contributing to a compact design. It often offers a fixed or adjustable output voltage, current limiting, and thermal protection to ensure safe and reliable operation. Additionally, the component tends to have low quiescent current, enhancing its suitability for applications aiming to maximize battery life.
The package type, such as a low-profile, small-outline design, supports space-constrained applications. Its integration and features make the MP2105DJ-LF-Z a versatile choice for designers looking to implement efficient power management solutions.

Equivalent

The MP2105DJ-LF-Z is a synchronous step-down converter. Equivalent products may include:
1. Texas Instruments: TPS62085 - A similar synchronous step-down converter.
2. Analog Devices: ADP5301 - Offers comparable functionality.
3. ON Semiconductor: NCP3170 - Another step-down converter option.
4. Diodes Incorporated: AP3428 - Provides similar capabilities.
5. Maxim Integrated: MAX15062 - Functions as a synchronous step-down converter.
Always cross-reference datasheets for compatibility in parameters and features.

Features

The MP2105DJ-LF-Z is a monolithic step-down switch mode converter with integrated power MOSFETs. It is designed for low voltage applications, providing excellent transient response and high efficiency. Key features include:
1. Input Voltage Range: Supports a wide input voltage range from 2.7V to 6V, making it suitable for battery-powered applications.
2. Output Current: Capable of delivering up to 1A continuous output current.
3. Switching Frequency: Offers a fixed 1.5MHz switching frequency for minimizing size of external components and achieving fast transient response.
4. Efficiency: High efficiency over a wide load range due to its synchronous rectification.
5. Internal Compensation: Simplifies the design process by eliminating the need for additional compensation components.
6. Protection Features: Includes over-current protection, short-circuit protection, and thermal shutdown to enhance reliability.
7. Package: Available in a compact TSOT23-5 package, facilitating easy integration into space-constrained designs.
8. Low Quiescent Current: Suitable for low-power applications due to its low quiescent current consumption.
These features make the MP2105DJ-LF-Z ideal for portable devices and other applications requiring efficient power regulation.

Pinout

The MP2105DJ-LF-Z is a monolithic step-down switch-mode converter with a fixed output voltage, typically used in power management applications for portable devices. It is designed by Monolithic Power Systems (MPS). This device is typically provided in a TSOT23 package, which generally includes 6 pins.
The six pins on the MP2105DJ-LF-Z serve the following functions:
1. SW (Switch Output): Connects to the inductor, this pin is where the internal switch connects to the output.
2. GND (Ground): Ground reference for the circuit.
3. FB (Feedback): Used to adjust the output voltage by connecting a resistor divider from the output.
4. EN (Enable): This pin is used to enable or disable the device.
5. VIN (Input Voltage): Supplies power to the device.
6. BST (Bootstrap): Provides voltage to the high-side driver.
These pins work together to provide efficient voltage conversion in various applications. For exact characteristics and design considerations, it’s important to consult the specific datasheet provided by the manufacturer.

Manufacturer

The MP2105DJ-LF-Z is manufactured by Monolithic Power Systems (MPS). MPS is a company that specializes in the design and production of high-performance power management solutions. They focus on developing advanced semiconductor products that serve various applications, including industrial, automotive, cloud computing, telecom infrastructures, consumer electronics, and more. MPS is known for its innovative approach in integrating multiple functions into single-chip solutions, offering efficiency and compactness.

Application

The MP2105DJ-LF-Z is a step-down DC-DC converter suitable for various applications requiring efficient power management. It is commonly used in portable devices, such as smartphones and tablets, to manage battery power efficiently. Additionally, it finds applications in digital cameras, networking equipment, and other consumer electronics that need stable voltage regulation from a higher input voltage to a lower output voltage. Its compact design and high efficiency make it ideal for use in space-constrained and power-sensitive applications.

Package

The MP2105DJ-LF-Z is typically available in a TSOT-23-5 package, which is a small outline, surface-mount package with five leads. This package type is commonly used for compact electronic applications.

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