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MAX16998DAUA/V+
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MAX16998DAUA/V+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: The MAX16998DAUA/V+ is a highly efficient, synchronous step-down DC-DC converter. It is designed to provide a regulated output voltage from a wide input voltage range. This IC is commonly used in various electronic devices and systems that require efficient power conversion.

Characteristics: - High efficiency - Wide input voltage range - Synchronous rectification - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection

Package: The MAX16998DAUA/V+ is available in a 8-pin µMAX package, which provides compactness and ease of integration into different circuit designs.

Essence: The essence of the MAX16998DAUA/V+ lies in its ability to efficiently convert high input voltages to regulated lower output voltages, while maintaining high efficiency and providing necessary protection features.

Packaging/Quantity: The MAX16998DAUA/V+ is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 4.5V to 60V
  • Output Voltage Range: 0.6V to 0.9 x VIN
  • Maximum Output Current: 1A
  • Switching Frequency: 500kHz
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MAX16998DAUA/V+ has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. FB: Feedback pin for output voltage regulation
  4. EN: Enable pin for turning the IC on/off
  5. SS/TR: Soft-start/Tracking pin for controlling startup behavior
  6. PGND: Power ground pin
  7. LX: Switching node pin for connecting the inductor
  8. VOUT: Output voltage pin

Functional Features

  1. High Efficiency: The MAX16998DAUA/V+ utilizes synchronous rectification and optimized control algorithms to achieve high conversion efficiency, minimizing power losses.

  2. Wide Input Voltage Range: With an input voltage range of 4.5V to 60V, this IC can be used in a wide variety of applications, accommodating different power supply configurations.

  3. Adjustable Output Voltage: The output voltage can be adjusted within a specified range, allowing flexibility in meeting various system requirements.

  4. Overcurrent Protection: The IC incorporates overcurrent protection, which safeguards against excessive current flow, preventing damage to the device and connected components.

  5. Thermal Shutdown Protection: To prevent overheating, the MAX16998DAUA/V+ includes thermal shutdown protection, automatically disabling the IC when the temperature exceeds a safe threshold.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range enables versatile application possibilities - Adjustable output voltage provides flexibility in system design - Overcurrent and thermal shutdown protection enhance reliability and safety

Disadvantages: - Limited maximum output current (1A) - Higher cost compared to non-synchronous converters

Working Principles

The MAX16998DAUA/V+ operates as a step-down DC-DC converter using a synchronous rectification topology. It converts the higher input voltage to a regulated lower output voltage by controlling the switching of the internal power MOSFETs. The feedback mechanism ensures the output voltage remains stable within the desired range. The IC also incorporates protection features such as overcurrent and thermal shutdown to safeguard the device and connected components.

Detailed Application Field Plans

The MAX16998DAUA/V+ finds applications in various fields, including but not limited to: - Automotive electronics - Industrial automation - Telecommunications - Power management systems - Battery-powered devices

Detailed and Complete Alternative Models

  1. MAX16998G: Similar to MAX16998DAUA/V+, but with a different package (16-pin TSSOP)
  2. MAX16998B: Lower cost variant with reduced features and performance
  3. MAX16998C: Higher current variant with increased maximum output current (up to 3A)

These alternative models provide options for different application requirements, allowing designers to choose the most suitable IC for their specific needs.

Word count: 520 words

기술 솔루션에 MAX16998DAUA/V+ 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the input voltage range of MAX16998DAUA/V+?
    - The input voltage range of MAX16998DAUA/V+ is 4.5V to 36V.

  2. What is the maximum output current of MAX16998DAUA/V+?
    - MAX16998DAUA/V+ can provide a maximum output current of 3A.

  3. Can MAX16998DAUA/V+ be used in automotive applications?
    - Yes, MAX16998DAUA/V+ is designed for automotive applications.

  4. What is the typical efficiency of MAX16998DAUA/V+?
    - The typical efficiency of MAX16998DAUA/V+ is around 95%.

  5. Does MAX16998DAUA/V+ have overcurrent protection?
    - Yes, MAX16998DAUA/V+ features overcurrent protection.

  6. What is the operating temperature range of MAX16998DAUA/V+?
    - MAX16998DAUA/V+ has an operating temperature range of -40°C to +125°C.

  7. Can MAX16998DAUA/V+ be used in LED lighting applications?
    - Yes, MAX16998DAUA/V+ is suitable for LED lighting applications.

  8. What type of package does MAX16998DAUA/V+ come in?
    - MAX16998DAUA/V+ is available in a 16-pin TSSOP package.

  9. Is there a thermal shutdown feature in MAX16998DAUA/V+?
    - Yes, MAX16998DAUA/V+ includes a thermal shutdown feature.

  10. What is the typical application circuit for MAX16998DAUA/V+?
    - The typical application circuit for MAX16998DAUA/V+ includes input and output capacitors, inductor, and feedback components for voltage regulation.