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MAX1987ETM

ADI DUAL-PHASE CONTROLLER FOR IMVP-IV CPU

Quantity Unit Price(USD) Ext. Price
1 $1.868 $1.87
200 $0.723 $144.60
500 $0.697 $348.50
1000 $0.685 $685.00

Inventory:3,319

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Overview of MAX1987ETM

The MAX1987ETM is a high-performance, dual-step-down power supply controller designed for use in a variety of applications. This controller features dual integrated step-down converters with synchronous rectification, providing efficient power conversion and regulation.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VSENSE: Voltage Sense Input
  • FSYNC: Frequency Synchronization Input/Output Pin
  • VOUT2: Output Voltage of the Second Converter
  • VFB2: Feedback Input of the Second Converter
  • LX2: Switch Node of the Second Converter
  • VOUT1: Output Voltage of the First Converter
  • VFB1: Feedback Input of the First Converter
  • LX1: Switch Node of the First Converter
  • VCC: Controller Power Supply
  • AGND: Analog Ground
  • PGND: Power Ground
  • COMP1: Compensation Input of the First Converter
  • COMP2: Compensation Input of the Second Converter
  • MODE1: Mode Selection Pin for the First Converter
  • MODE2: Mode Selection Pin for the Second Converter

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the MAX1987ETM IC for a visual representation.

Key Features

  • Dual Integrated Step-Down Converters: The MAX1987ETM includes two efficient step-down converters for powering various components in a system.
  • Synchronous Rectification: With synchronous rectification, this controller offers improved efficiency and performance.
  • Wide Input Voltage Range: Operates with a wide input voltage range, making it suitable for diverse power supply applications.
  • Frequency Synchronization: Allows for frequency synchronization with an external clock signal for system optimization.
  • Compact Package: Available in a space-saving TQFN package for easy integration into designs.

Note: For detailed technical specifications, please refer to the MAX1987ETM datasheet.

Application

  • Power Management Systems: Ideal for power management systems in various electronic devices.
  • Battery-Powered Devices: Suitable for battery-powered devices requiring efficient power conversion.
  • Embedded Systems: Used in embedded systems for powering different components and peripherals.

Functionality

The MAX1987ETM dual-step-down power supply controller offers efficient power conversion and regulation, making it a reliable choice for various applications requiring multiple power rails.

Usage Guide

  • Input Power: Connect the input power source to the VIN pin for powering the converters.
  • Voltage Regulation: Use the feedback pins (VFB1, VFB2) to adjust and regulate the output voltages.
  • Mode Selection: Set the desired operation mode for each converter using the MODE1 and MODE2 pins.

Frequently Asked Questions

Q: Can the MAX1987ETM operate with a single converter instead of dual?
A: The MAX1987ETM is designed for dual-step-down operation. For single converter applications, consider alternative controllers with single-step-down functionality.

Q: Is the MAX1987ETM suitable for high-frequency applications?
A: Yes, the MAX1987ETM supports frequency synchronization and is suitable for high-frequency operation when synchronized with external clock signals.

Equivalent

For similar functionalities, consider these alternatives to the MAX1987ETM:

  • MAX16918: A high-performance power supply controller with similar features and dual-step-down capability.
  • LT8610: This is a dual step-down converter from Analog Devices offering efficient power management solutions.
  • TPS54332: A dual output synchronous step-down DC-DC converter from Texas Instruments, providing comparable performance to the MAX1987ETM.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category ADI Brand Analog Devices / Maxim Integrated
Series MAX1987

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