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UCC2975PWG4

UCC2975PWG4

Product Overview

Category

The UCC2975PWG4 belongs to the category of power management integrated circuits (ICs).

Use

It is used for controlling and regulating power in various electronic devices and systems.

Characteristics

  • High efficiency
  • Wide input voltage range
  • Integrated protection features

Package

The UCC2975PWG4 comes in a standard 20-pin TSSOP package.

Essence

This IC is essential for efficient power management and control in electronic applications.

Packaging/Quantity

The UCC2975PWG4 is typically available in reels with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 75V
  • Output Current: Up to 10A
  • Operating Temperature Range: -40°C to 125°C
  • Control Interface: PWM

Detailed Pin Configuration

The UCC2975PWG4 has a detailed pin configuration as follows: 1. VDD 2. GND 3. RT/CLK 4. COMP 5. FB 6. CS 7. SS/TRK 8. PGND 9. AGND 10. VREF 11. ISENSE 12. VOUT 13. SYNC 14. SS/TRK 15. NC 16. NC 17. NC 18. NC 19. NC 20. NC

Functional Features

  • Voltage Mode Control
  • Adjustable Soft Start
  • Overcurrent Protection
  • Overvoltage Protection
  • Undervoltage Lockout

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power loss
  • Wide input voltage range allows for versatile applications
  • Integrated protection features enhance system reliability

Disadvantages

  • May require additional external components for specific applications
  • Higher cost compared to basic linear regulators

Working Principles

The UCC2975PWG4 operates based on voltage mode control, where the output voltage is regulated by comparing it to a reference voltage and adjusting the duty cycle of the PWM signal to maintain the desired output.

Detailed Application Field Plans

The UCC2975PWG4 is well-suited for use in the following applications: - Switched-mode power supplies - LED lighting systems - Industrial automation equipment - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the UCC2975PWG4 include: - UCC28950 - LM5117 - LT3757

In conclusion, the UCC2975PWG4 is a versatile power management IC with a wide input voltage range, high efficiency, and integrated protection features, making it suitable for various electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací UCC2975PWG4 v technických řešeních

  1. What is the UCC2975PWG4?

    • The UCC2975PWG4 is a power management integrated circuit (IC) designed for controlling and driving power supplies in various technical solutions.

  2. What are the key features of the UCC2975PWG4?

    • The UCC2975PWG4 features include high efficiency, wide input voltage range, programmable frequency, and comprehensive protection features.

  3. How does the UCC2975PWG4 improve power supply efficiency?

    • The UCC2975PWG4 incorporates advanced control algorithms and low-loss drivers to optimize power conversion efficiency.

  4. In what applications is the UCC2975PWG4 commonly used?

    • The UCC2975PWG4 is commonly used in AC/DC power supplies, LED lighting, industrial power systems, and other applications requiring precise power management.

  5. What is the input voltage range supported by the UCC2975PWG4?

    • The UCC2975PWG4 supports a wide input voltage range, typically from 85V to 265V AC.

  6. How can the frequency of the UCC2975PWG4 be programmed?

    • The UCC2975PWG4 allows the frequency to be programmed through an external resistor or via a digital interface.

  7. What protection features does the UCC2975PWG4 offer?

    • The UCC2975PWG4 provides comprehensive protection including overvoltage protection, overcurrent protection, and thermal shutdown.

  8. Can the UCC2975PWG4 be used in parallel configurations for higher power applications?

    • Yes, the UCC2975PWG4 can be easily paralleled to achieve higher power levels while maintaining excellent load sharing and stability.

  9. Does the UCC2975PWG4 support dimming control for LED lighting applications?

    • Yes, the UCC2975PWG4 supports dimming control, making it suitable for LED lighting applications that require adjustable brightness.

  10. Where can I find detailed technical information and application notes for the UCC2975PWG4?

    • Detailed technical information and application notes for the UCC2975PWG4 can be found on the manufacturer's website or in the product datasheet.