Monolithic Power Systems Inc.
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MP8709EN-LF
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MP8709EN-LF

Product Overview

Category: Integrated Circuit
Use: Power Management
Characteristics: High efficiency, compact size
Package: QFN-16
Essence: Voltage Regulator
Packaging/Quantity: Tape & Reel, 2500 units

Specifications

  • Input Voltage Range: 4.5V to 24V
  • Output Voltage Range: 0.8V to 18V
  • Maximum Output Current: 3A
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. VIN (Input Voltage)
  2. PGND (Power Ground)
  3. SW (Switch Node)
  4. FB (Feedback)
  5. EN (Enable)
  6. SS/TRK (Soft Start/Tracking)
  7. COMP (Compensation)
  8. VOUT (Output Voltage)

Functional Features

  • Wide input voltage range
  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown
  • Soft start and tracking

Advantages and Disadvantages

Advantages: - High efficiency - Compact size - Wide input voltage range

Disadvantages: - Limited maximum output current - Requires external components for certain features

Working Principles

The MP8709EN-LF is a synchronous step-down voltage regulator that converts a higher input voltage to a lower output voltage with high efficiency. It uses pulse-width modulation (PWM) to control the output voltage and provides various protection features to ensure reliable operation.

Detailed Application Field Plans

The MP8709EN-LF is suitable for a wide range of applications including: - Industrial power supplies - Battery-powered devices - LED lighting - Telecom and networking equipment - Automotive electronics

Detailed and Complete Alternative Models

  1. MP8710EN-LF
  2. MP8708EN-LF
  3. MP8712EN-LF
  4. MP8706EN-LF

This list is not exhaustive and there are several alternative models available from the same manufacturer and other suppliers.

This entry provides comprehensive information about the MP8709EN-LF, covering its product details, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

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  1. What is the MP8709EN-LF?

    • The MP8709EN-LF is a synchronous, rectified, step-down switch-mode converter with built-in internal power MOSFETs.

  2. What is the input voltage range of the MP8709EN-LF?

    • The input voltage range of the MP8709EN-LF is 4.5V to 75V.

  3. What is the output current capability of the MP8709EN-LF?

    • The MP8709EN-LF can deliver up to 3A of continuous output current.

  4. What are the key features of the MP8709EN-LF?

    • The key features of the MP8709EN-LF include high efficiency, wide input voltage range, and adjustable switching frequency.

  5. What are the typical applications of the MP8709EN-LF?

    • Typical applications of the MP8709EN-LF include industrial systems, automotive systems, and general purpose step-down applications.

  6. What is the operating temperature range of the MP8709EN-LF?

    • The MP8709EN-LF has an operating temperature range of -40°C to +125°C.

  7. Does the MP8709EN-LF have over-current protection?

    • Yes, the MP8709EN-LF features cycle-by-cycle current limit and hiccup mode short-circuit protection.

  8. What is the recommended input and output capacitor for the MP8709EN-LF?

    • The recommended input capacitor is 22μF and the output capacitor is 47μF.

  9. Can the MP8709EN-LF operate in a light load condition?

    • Yes, the MP8709EN-LF supports pulse skipping operation to maintain high efficiency at light loads.

  10. Is there a reference design available for the MP8709EN-LF?

    • Yes, Monolithic Power Systems provides a reference design for the MP8709EN-LF to assist with application development.