• UCC28950PWR TSSOP-24
UCC28950PWR TSSOP-24

UCC28950PWR

Resonant Controllers 5V 50kHz to 1000kHz 24-Pin TSSOP T/R

Quantity Unit Price(USD) Ext. Price
1 $2.026 $2.03
10 $1.854 $18.54
30 $1.747 $52.41
100 $1.637 $163.70
500 $1.589 $794.50
1000 $1.566 $1,566.00

Inventory:6,473

*The price is for reference only.
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  • Part Number : UCC28950PWR

  • Package/Case : TSSOP-24

  • Brands : TI

  • Components Categories : DC DC Switching Controllers

  • Datesheet : UCC28950PWR DataSheet (PDF)

Quick Inquiry

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Overview of UCC28950PWR

The UCC28950PWR is a high-performance phase-shifted full-bridge controller IC designed for power supply applications. It features advanced control algorithms and protection mechanisms to ensure efficient and reliable operation in various power conversion systems.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VDD: Power Supply for IC
  • VSS: Ground
  • VCC: Gate Driver Power Supply
  • VDRV: Gate Driver Floating Supply Voltage
  • SD: Shutdown Pin
  • RT/CT: External Resistor/Capacitor Timing Components
  • VO: Output Voltage Sense
  • VREF: Reference Voltage for Control Loop
  • COMP: Compensation Input
  • SS/UVLO: Soft Start/Undervoltage Lockout
  • FB: Feedback Input

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the UCC28950PWR IC for a visual representation.

Key Features

  • Phase-Shifted Full-Bridge Control: Enables efficient power conversion with reduced switching losses.
  • Advanced Control Algorithms: Incorporates sophisticated control algorithms for optimized performance.
  • Protection Features: Includes comprehensive protection mechanisms such as overcurrent protection and thermal shutdown.
  • Wide Operating Voltage Range: Operates from a wide input voltage range, making it suitable for various power supply designs.
  • External Synchronization: Allows for synchronization with an external clock signal for system integration.

Note: For detailed technical specifications, please refer to the UCC28950PWR datasheet.

Application

  • Power Supply Systems: Ideal for power supply applications including AC-DC converters and DC-DC converters.
  • Industrial Power Electronics: Suitable for use in industrial power electronics systems requiring efficient power control.
  • Renewable Energy Systems: Used in renewable energy systems for power conversion and management.

Functionality

The UCC28950PWR functions as a phase-shifted full-bridge controller, providing precise control over power conversion processes. It offers enhanced efficiency and performance in power supply applications.

Usage Guide

  • Power Supply: Connect VDD (Pin 1) and VCC (Pin 3) to the respective power supplies within the specified voltage range.
  • Feedback: Connect feedback signals to the FB (Pin 10) input for voltage regulation.
  • Protection: Implement proper overcurrent and thermal protection circuits for reliable operation.

Frequently Asked Questions

Q: Does the UCC28950PWR support remote control functionality?
A: Yes, the UCC28950PWR offers provisions for remote control features, allowing for external system integration.

Equivalent

For similar functionalities, consider these alternatives to the UCC28950PWR:

  • UCC28951PWR: A similar PWM controller with enhanced features for specific applications.
  • UCC28952PWR: Another alternative with different pin configurations and specifications.
  •  

UCC28950PWR

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Topology Phase-shifted full bridge Control mode Current, Voltage
Duty cycle (max) (%) 95 Switching frequency (max) (kHz) 1000
Features Adjustable switching frequency, Current limiting, Error amplifier, Light-load efficiency, SR logic, Soft start, Soft switching UVLO thresholds on/off (V) 7.3/6.75
Operating temperature range (°C) -40 to 125 Rating Catalog
Gate drive (typ) (A) 0.2 Vin (max) (V) 17

Warranty & Returns

Warranty, Returns, and Additional Information

  • QA & Return Policy

    Parts Quality Guarantee: 365 days

    Returns for refund: within 90 days

    Returns for Exchange: within 90 days

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