Texas Instruments
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UCC28089DR
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UCC28089DR

Product Overview

The UCC28089DR belongs to the category of power management integrated circuits (ICs) and is commonly used in power supply applications. This IC is known for its high efficiency, compact package, and versatile characteristics. It is typically available in a small outline package (SOIC) and comes in various quantities per package.

Specifications

  • Input Voltage Range: 85V to 265V
  • Output Voltage Range: 0V to 30V
  • Maximum Output Current: 2A
  • Operating Temperature Range: -40°C to 125°C
  • Package Type: SOIC
  • Quantity per Package: Varies

Detailed Pin Configuration

The UCC28089DR features a standard pin configuration with pins designated for input voltage, ground, output voltage, feedback, and other essential connections. The detailed pinout can be found in the product datasheet.

Functional Features

  • High Efficiency: The UCC28089DR is designed to deliver high efficiency in power conversion, making it suitable for energy-conscious applications.
  • Versatile Protection: It incorporates various protection features such as overvoltage protection, overcurrent protection, and thermal shutdown, enhancing system reliability.
  • Wide Input Voltage Range: With an input voltage range of 85V to 265V, it is suitable for a wide range of power supply designs.

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Limited maximum output current compared to some alternative models
  • May require additional external components for specific applications

Working Principles

The UCC28089DR operates based on a pulse-width modulation (PWM) control scheme, regulating the output voltage by adjusting the duty cycle of the switching signal. It utilizes a feedback mechanism to maintain stable output voltage under varying load conditions.

Detailed Application Field Plans

The UCC28089DR is commonly used in various power supply applications, including: - AC/DC converters - LED drivers - Industrial power supplies - Consumer electronics

Detailed and Complete Alternative Models

  • UCC28089EVM-002: Evaluation module for the UCC28089DR, providing a platform for testing and prototyping.
  • LM5117: A comparable buck converter IC with higher output current capability.
  • IR1167: Another PWM controller IC suitable for power supply applications.

In conclusion, the UCC28089DR is a versatile power management IC with high efficiency and comprehensive protection features, making it suitable for a wide range of power supply designs.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací UCC28089DR v technických řešeních

  1. What is the UCC28089DR?

    • The UCC28089DR is a high-performance, active power factor correction (PFC) controller designed for AC-DC power supplies.

  2. What are the key features of the UCC28089DR?

    • The UCC28089DR features include high power factor, low total harmonic distortion, and advanced light-load efficiency management.

  3. What are the typical applications of the UCC28089DR?

    • Typical applications of the UCC28089DR include LED lighting, industrial power supplies, and consumer electronics.

  4. How does the UCC28089DR achieve high power factor correction?

    • The UCC28089DR uses advanced control algorithms and circuitry to regulate the input current, ensuring it closely follows the input voltage waveform, thus achieving high power factor correction.

  5. What is the maximum operating frequency of the UCC28089DR?

    • The UCC28089DR has a maximum operating frequency of 250 kHz.

  6. Does the UCC28089DR support overvoltage protection?

    • Yes, the UCC28089DR includes overvoltage protection to safeguard the system during fault conditions.

  7. Can the UCC28089DR be used in flyback converter topologies?

    • Yes, the UCC28089DR is suitable for use in flyback converter topologies.

  8. What is the input voltage range supported by the UCC28089DR?

    • The UCC28089DR supports an input voltage range from 85VAC to 265VAC.

  9. Does the UCC28089DR have built-in soft-start functionality?

    • Yes, the UCC28089DR incorporates soft-start functionality to limit inrush current during startup.

  10. Is the UCC28089DR available in a small form factor package?

    • Yes, the UCC28089DR is available in a small 8-pin SOIC package, making it suitable for space-constrained applications.