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MAX20078AUE/V+T
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MAX20078AUE/V+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Compact Size
  • Package: 16-TSSOP
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 36V
  • Output Voltage Range: 0.8V to 34V
  • Maximum Output Current: 3A
  • Switching Frequency: 2.2MHz
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MAX20078AUE/V+T has a 16-pin TSSOP package with the following pin configuration:

  1. VIN: Input voltage
  2. EN: Enable pin
  3. FB: Feedback pin
  4. AGND: Analog ground
  5. PGND: Power ground
  6. BST: Boost pin
  7. SW: Switch node
  8. LX: Inductor connection
  9. COMP: Compensation pin
  10. SS/TRK: Soft-start/Tracking pin
  11. VDD: Supply voltage
  12. VOUT: Output voltage
  13. PG: Power good indicator
  14. UVLO: Undervoltage lockout
  15. OCSET: Overcurrent protection
  16. RT: External resistor for switching frequency control

Functional Features

  • Wide input voltage range allows for versatile applications
  • High efficiency ensures minimal power loss
  • Compact size enables space-saving designs
  • Adjustable output voltage provides flexibility
  • Overcurrent protection safeguards against excessive current flow
  • Power good indicator signals proper operation

Advantages and Disadvantages

Advantages: - Wide input voltage range accommodates various power sources - High efficiency reduces energy consumption - Compact size allows for integration in space-constrained applications - Adjustable output voltage provides versatility

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Requires external resistor for switching frequency control

Working Principles

The MAX20078AUE/V+T is a voltage regulator IC that converts an input voltage within the range of 4.5V to 36V to a regulated output voltage between 0.8V and 34V. It utilizes a boost topology to achieve high efficiency power conversion. The IC operates at a switching frequency of 2.2MHz, ensuring fast response and minimizing output voltage ripple. The device incorporates various protection features such as undervoltage lockout (UVLO) and overcurrent protection (OCSET) to ensure safe operation.

Detailed Application Field Plans

The MAX20078AUE/V+T finds applications in various fields, including but not limited to:

  1. Automotive: Power management in electric vehicles, hybrid vehicles, and automotive lighting systems.
  2. Industrial: Power supply for industrial automation equipment, motor control systems, and LED lighting.
  3. Consumer Electronics: Voltage regulation for portable devices, smart home appliances, and audio/video equipment.
  4. Telecommunications: Power management in telecom infrastructure, base stations, and network equipment.

Detailed and Complete Alternative Models

  1. MAX20079AUE/V+T: Similar specifications and pin configuration, with additional features such as adjustable soft-start time and thermal shutdown protection.
  2. MAX20080AUE/V+T: Higher maximum output current of 5A, suitable for more demanding applications.
  3. MAX20081AUE/V+T: Lower input voltage range of 2.7V to 18V, designed for low-power applications.

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Énumérez 10 questions et réponses courantes liées à l'application de MAX20078AUE/V+T dans les solutions techniques

  1. What is the input voltage range of MAX20078AUE/V+T?
    - The input voltage range of MAX20078AUE/V+T is 4.5V to 36V.

  2. What is the maximum output current of MAX20078AUE/V+T?
    - MAX20078AUE/V+T can deliver a maximum output current of 3A per channel.

  3. Can MAX20078AUE/V+T be used in automotive applications?
    - Yes, MAX20078AUE/V+T is suitable for automotive applications.

  4. What is the thermal resistance of MAX20078AUE/V+T?
    - The thermal resistance of MAX20078AUE/V+T is 40°C/W.

  5. Is MAX20078AUE/V+T compatible with PWM dimming?
    - Yes, MAX20078AUE/V+T supports PWM dimming for LED control.

  6. What is the typical switching frequency of MAX20078AUE/V+T?
    - The typical switching frequency of MAX20078AUE/V+T is 2.2MHz.

  7. Can MAX20078AUE/V+T operate in a wide temperature range?
    - Yes, MAX20078AUE/V+T can operate in a wide temperature range from -40°C to +125°C.

  8. Does MAX20078AUE/V+T have built-in overcurrent protection?
    - Yes, MAX20078AUE/V+T features built-in overcurrent protection for each channel.

  9. What type of package does MAX20078AUE/V+T come in?
    - MAX20078AUE/V+T is available in a 28-pin TQFN package.

  10. Is there a reference design available for using MAX20078AUE/V+T in automotive lighting applications?
    - Yes, Maxim Integrated provides a reference design for utilizing MAX20078AUE/V+T in automotive lighting solutions.