MP2908AGF-Z

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MP2908AGF-Z

+BOM

IC REG BUCK ADJUSTABLE 20TSSOP

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  • 제조업체 부품 #MP2908AGF-Z

  • 재고9124

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

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사양

속성 가치
Part Status Active
Output Type Adjustable
Function Step-Down
Output Configuration Positive
Topology Buck
Number of Outputs 1
Voltage - Supply (Vcc/Vdd) 4V ~ 60V
Frequency - Switching 1MHz
Duty Cycle (Max) 99.5%
Synchronous Rectifier Yes
Clock Sync Yes
Control Features Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 20-TSSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package 20-TSSOP-EP
Base Product Number MP2908

개요

Description

The MP2908AGF-Z is a step-up (boost) converter designed to efficiently increase voltage in various electronic applications. It features a high-frequency PWM control architecture, which allows for better efficiency and smaller external components. The device supports an input voltage range typically from 2.5V to 10V and can deliver output voltages up to 28V, making it suitable for powering devices requiring higher voltages from lower voltage sources, such as batteries.
Key features include a maximum output current of 1A, adjustable output voltage via external resistors, built-in soft start to reduce inrush current, and protection features like over-current and thermal shutdown. The MP2908AGF-Z is ideal for applications in portable electronics, LED drivers, and power management systems. Its compact package and high efficiency make it a versatile choice for designers looking to optimize power supply designs.

Equivalent

The MP2908AGF-Z is a buck converter chip. Equivalent products include the LM2596 from Texas Instruments, the LM2675 from National Semiconductor, and the XL4015 from XLSEMI. These alternatives provide similar voltage step-down capabilities and features, such as adjustable output voltage and current limiting. When selecting an equivalent, consider factors like output current, efficiency, and thermal performance to ensure compatibility with your application.

Features

The MP2908AGF-Z is a high-efficiency, step-down (buck) DC-DC converter designed for powering low-voltage applications. Key features include:
- Input Voltage Range: Supports a wide input voltage range from 4.5V to 24V.
- Output Current: Capable of delivering up to 3A output current.
- Adjustable Output Voltage: Output voltage can be set as low as 0.8V, making it suitable for various applications.
- High Efficiency: Offers efficient performance, often exceeding 90%, which helps in reducing thermal management needs.
- Built-in Protection: Features include over-current protection, thermal shutdown, and under-voltage lockout.
- Compact Package: Available in a small 8-pin SOIC or TDFN package, facilitating space-saving designs.
- Switching Frequency: Operates at a default frequency of 600kHz, allowing for smaller external components.
These features make the MP2908AGF-Z ideal for applications such as consumer electronics, industrial equipment, and battery-powered devices.

Pinout

The MP2908AGF-Z is a step-down (buck) DC-DC converter with a total of 8 pins. Its primary functions include:
1. VIN (Pin 1): Input voltage supply.
2. SW (Pin 2): Switch node for the inductor connection.
3. GND (Pin 3): Ground connection.
4. VOUT (Pin 4): Output voltage.
5. COMP (Pin 5): Compensation network connection for stability.
6. FB (Pin 6): Feedback pin to regulate output voltage.
7. EN (Pin 7): Enable pin to turn the device on or off.
8. PG (Pin 8): Power good indicator for output voltage status.
The MP2908AGF-Z is designed for efficiency and can operate in various applications with input voltages up to 28V and output currents up to 3A.

Manufacturer

The MP2908AGF-Z is manufactured by Monolithic Power Systems, Inc. (MPS). Founded in 1997 and headquartered in San Jose, California, MPS is a publicly traded company specializing in power management solutions and semiconductor products. The company designs, develops, and markets high-performance, integrated circuits for a variety of applications, including computing, communications, consumer electronics, and automotive industries. MPS is known for its innovation in power efficiency and compact design, offering products like voltage regulators, LED drivers, and battery management systems.

Application

The MP2908AGF-Z is a high-efficiency step-down (buck) converter primarily used in applications requiring power regulation. Key application areas include:
1. Consumer Electronics: Powering devices such as smartphones, tablets, and portable chargers.
2. Industrial Automation: Supplying power to sensors, actuators, and control systems.
3. LED Drivers: Regulating current for LED lighting solutions.
4. Battery-Powered Devices: Enhancing battery life through efficient voltage conversion.
5. Telecommunications: Powering networking equipment and communication devices.
Its compact design and efficiency make it suitable for space-constrained applications.

Package

The MP2908AGF-Z is packaged in a QFN (Quad Flat No-lead) type, specifically a 16-pin QFN package. This package is designed for improved thermal performance and space efficiency in compact electronic designs.

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