UCC28061DRG4 - English Editing Encyclopedia Entry

Product Overview

Category

UCC28061DRG4 belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This product is commonly used in various power supply systems, including switch-mode power supplies (SMPS), battery chargers, and LED drivers.

Characteristics

• UCC28061DRG4 is a highly efficient and versatile IC that enables precise control and regulation of power delivery.
• It incorporates advanced features such as voltage feedback, current sensing, and protection mechanisms.
• The device operates at high frequencies, allowing for compact and lightweight power supply designs.
• It offers excellent transient response and stability, ensuring reliable performance under varying load conditions.

Package

UCC28061DRG4 is available in a small outline package (SOIC) with 8 pins. This package provides ease of integration into circuit boards and facilitates thermal dissipation.

Essence

The essence of UCC28061DRG4 lies in its ability to efficiently convert and regulate electrical power, enabling the reliable operation of various electronic devices.

Packaging/Quantity

UCC28061DRG4 is typically supplied in reels or tubes, containing a quantity of 250 or 300 units per package.

Specifications

• Input Voltage Range: 10V to 20V
• Output Voltage Range: 0V to 15V
• Maximum Output Current: 2A
• Switching Frequency: 100kHz to 1MHz
• Operating Temperature Range: -40°C to 125°C
• Supply Voltage: 3.3V to 5V

Detailed Pin Configuration

1. VDD: Power supply input
2. GND: Ground reference
3. FB: Feedback pin for voltage regulation
4. COMP: Compensation pin for stability control
5. CS: Current sense input for current regulation
6. RT/CT: Timing components connection for frequency control
7. SS/TRISET: Soft-start and tri-state control pin
8. OUT: Power supply output

Functional Features

• Voltage feedback loop for precise output voltage regulation.
• Current sensing mechanism for accurate current control and protection.
• Soft-start functionality to prevent excessive inrush current during power-up.
• Tri-state control for enabling/disabling the power supply output.
• Overvoltage and overcurrent protection for enhanced system reliability.

Advantages and Disadvantages

Advantages

• High efficiency and excellent transient response.
• Wide input voltage range for versatile applications.
• Compact package size for space-constrained designs.
• Comprehensive protection features ensure system safety.
• Easy integration into various power supply topologies.

Disadvantages

• Limited maximum output current compared to some other ICs in the same category.
• Requires external timing components for frequency control.

Working Principles

UCC28061DRG4 operates based on a pulse-width modulation (PWM) technique. It generates a high-frequency switching signal that controls the power delivered to the load. The voltage feedback loop continuously adjusts the duty cycle of the switching signal to maintain the desired output voltage. The current sensing mechanism ensures accurate current regulation and protects against overload conditions.

Detailed Application Field Plans

UCC28061DRG4 finds extensive application in the following fields:

1. Switch-mode power supplies for computers, telecommunication equipment, and industrial machinery.
2. Battery chargers for electric vehicles, portable electronics, and renewable energy systems.
3. LED drivers for lighting applications, including residential, commercial, and automotive lighting.

Detailed and Complete Alternative Models

1. UCC28060DRG4: Similar to UCC28061DRG4 but with a lower maximum output current of 1.5A.
2. UCC28062DRG4: Similar to UCC28061DRG4 but with a higher maximum output current of 3A.
3. UCC28063DRG4: Similar to UCC28061DRG4 but with additional protection features such as overtemperature shutdown.

These alternative models provide flexibility in choosing the most suitable IC based on specific application requirements.

Word Count: 570 words