UCC28510DWRG4 - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High-performance synchronous rectifier controller - Designed for use in switch-mode power supplies - Provides high efficiency and low power dissipation

Package: SOIC-16

Essence: The UCC28510DWRG4 is a power management IC that serves as a synchronous rectifier controller. It is commonly used in switch-mode power supplies to improve efficiency and reduce power dissipation.

Packaging/Quantity: The UCC28510DWRG4 is available in a SOIC-16 package. It is typically sold in reels or tubes containing multiple units.

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 0V to 28V
• Maximum Operating Frequency: 1MHz
• Operating Temperature Range: -40°C to 125°C
• Package Type: SOIC-16

Detailed Pin Configuration

The UCC28510DWRG4 has the following pin configuration:

1. VDD - Power supply voltage input
2. GND - Ground reference
3. FB - Feedback input for regulating the output voltage
4. COMP - Compensation node for loop stability
5. SS - Soft-start capacitor connection
6. RT - Timing resistor connection for frequency control
7. CT - Timing capacitor connection for frequency control
8. DRVH - High-side MOSFET gate driver output
9. DRVL - Low-side MOSFET gate driver output
10. SYNC - Synchronization input for external clock
11. EN - Enable input for turning on/off the device
12. PGND - Power ground reference
13. VREF - Reference voltage output
14. UVLO - Undervoltage lockout input
15. OVP - Overvoltage protection input
16. VSENSE - Current sense input for monitoring the output current

Functional Features

• High-performance synchronous rectifier controller
• Adaptive dead-time control for optimal efficiency
• Programmable soft-start and shutdown delay
• Adjustable frequency and duty cycle control
• Overvoltage and undervoltage protection
• Fault detection and reporting

Advantages and Disadvantages

Advantages: - Improved power efficiency in switch-mode power supplies - Reduced power dissipation - Adaptive dead-time control for optimal performance - Programmable features for flexibility in design

Disadvantages: - Limited input voltage range (4.5V to 28V) - Requires external components for complete functionality - Higher cost compared to non-synchronous rectifier solutions

Working Principles

The UCC28510DWRG4 operates as a synchronous rectifier controller in switch-mode power supplies. It controls the switching of high-side and low-side MOSFETs to achieve efficient power conversion. By synchronizing the rectification process with the input voltage, it minimizes power losses and improves overall efficiency.

The IC incorporates adaptive dead-time control, which optimizes the timing between the high-side and low-side switches to prevent shoot-through currents. This feature ensures efficient power transfer and reduces power dissipation.

Additionally, the UCC28510DWRG4 offers programmable soft-start and shutdown delay, adjustable frequency and duty cycle control, and overvoltage/undervoltage protection. These features enhance the versatility and reliability of the power supply design.

Detailed Application Field Plans

The UCC28510DWRG4 is widely used in various applications, including: - AC/DC power supplies - DC/DC converters - LED lighting systems - Industrial automation equipment - Telecommunications infrastructure - Automotive electronics

Its high-performance synchronous rectifier control and programmable features make it suitable for demanding power management applications that require high efficiency and reliable operation.

Detailed and Complete Alternative Models

1. UCC28511DWRG4 - Similar to UCC28510DWRG4, but with additional features such as current limit protection and thermal shutdown.
2. UCC28512DWRG4 - Higher voltage range (up to 60V) version of UCC28510DWRG4, suitable for applications requiring higher input/output voltages.
3. UCC28513DWRG4 - Lower voltage range (down to 2.5V) version of UCC28510DWRG4, suitable for low-power applications.

These alternative models offer similar functionality to the UCC28510DWRG4 but may have additional features or different voltage ranges to cater to specific application requirements.

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