UCC2810DWTRG4

Overview

Category: Integrated Circuit (IC)

Use: Voltage Mode PWM Controller

Characteristics: - High-performance voltage mode controller - Designed for use in switch-mode power supplies - Provides precise control of the output voltage and current - Offers protection features such as overvoltage and overcurrent protection - Suitable for various applications including industrial, automotive, and consumer electronics

Package: SOIC-16

Essence: UCC2810DWTRG4 is a voltage mode PWM controller that enables efficient regulation of output voltage and current in switch-mode power supplies.

Packaging/Quantity: The UCC2810DWTRG4 is available in a tape and reel packaging with 2500 units per reel.

Specifications

• Input Voltage Range: 10V to 30V
• Output Voltage Range: 0V to 5V
• Operating Temperature Range: -40°C to 85°C
• Switching Frequency: 100kHz to 1MHz
• Maximum Duty Cycle: 90%
• Supply Current: 2.5mA

Pin Configuration

The UCC2810DWTRG4 has a total of 16 pins arranged as follows:

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| | | 1 8 16| | | | 2 7 15| | | | 3 6 14| | | | 4 5 13| |_______________| ```

Pin Description: 1. COMP: Compensation pin for feedback loop 2. RT/CT: Timing resistor/capacitor connection 3. VREF: Reference voltage input 4. GND: Ground 5. SYNC: Synchronization input 6. VFB: Feedback voltage input 7. ISENSE: Current sense input 8. VCC: Supply voltage input

Functional Features

1. Voltage Mode Control: UCC2810DWTRG4 utilizes voltage mode control to regulate the output voltage and current of switch-mode power supplies accurately.

2. Protection Features: The controller offers overvoltage and overcurrent protection, ensuring the safety and reliability of the power supply system.

3. Wide Input Voltage Range: With an input voltage range of 10V to 30V, the UCC2810DWTRG4 can be used in various applications with different power supply requirements.

4. High Switching Frequency: The device supports a wide switching frequency range from 100kHz to 1MHz, allowing for efficient power conversion.

5. Compact Package: The SOIC-16 package provides a compact and space-saving solution for integrating the controller into power supply designs.

Advantages

• Precise regulation of output voltage and current
• Protection against overvoltage and overcurrent conditions
• Wide input voltage range for versatile applications
• High switching frequency for efficient power conversion
• Compact package for easy integration

Disadvantages

• Limited maximum duty cycle of 90%
• Requires external timing resistor and capacitor for operation

Working Principles

The UCC2810DWTRG4 operates based on the voltage mode control technique. It compares the feedback voltage (VFB) with a reference voltage (VREF) to generate an error signal. This error signal is then amplified and used to adjust the duty cycle of the PWM (Pulse Width Modulation) signal. By controlling the duty cycle, the controller regulates the output voltage and current of the switch-mode power supply.

Application Field Plans

The UCC2810DWTRG4 is widely used in various applications, including:

1. Industrial Power Supplies: The controller is suitable for industrial power supplies, providing efficient and reliable voltage regulation in manufacturing equipment, motor drives, and control systems.

2. Automotive Electronics: It can be utilized in automotive electronics, such as electric vehicle charging stations, battery management systems, and LED lighting applications.

3. Consumer Electronics: The UCC2810DWTRG4 finds application in consumer electronics like televisions, computers, and audio systems, ensuring stable and efficient power supply.

Alternative Models

1. UCC2810DW: Similar to UCC2810DWTRG4 but without tape and reel packaging.
2. UCC2810N: DIP-16 package variant of the UCC2810DWTRG4.
3. UCC3810DW: Enhanced version with additional features and improved performance.

These alternative models offer similar functionality and can be considered as substitutes for the UCC2810DWTRG4 based on specific design requirements.

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