TPS40120PWG4

Product Overview

The TPS40120PWG4 belongs to the category of voltage mode synchronous buck controller. It is commonly used in power management applications to regulate voltage levels efficiently. The device exhibits characteristics such as high efficiency, precise regulation, and robust performance. It is available in a small package, making it suitable for space-constrained designs. The essence of TPS40120PWG4 lies in its ability to provide reliable and stable voltage regulation in various electronic systems. It is typically packaged in a 20-pin HTSSOP package and is available in reel packaging with a quantity of 2500 units.

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 0.6V to 5.5V
• Switching Frequency: Up to 1.5MHz
• Operating Temperature Range: -40°C to 125°C
• Integrated MOSFET Drivers
• Adjustable Soft Start
• Overcurrent Protection
• Thermal Shutdown

Detailed Pin Configuration

The TPS40120PWG4 features a 20-pin HTSSOP package with the following pin configuration: 1. VIN 2. PGND 3. BOOT 4. PH 5. COMP 6. SS/TRK 7. RT/CLK 8. SS/TRK 9. RT/CLK 10. VCC 11. FB 12. EN 13. AGND 14. PGND 15. PGND 16. PGND 17. PGND 18. SW 19. SW 20. SW

Functional Features

• Voltage Mode Control
• Wide Input Voltage Range
• High Efficiency Operation
• Adjustable Soft Start
• Overcurrent Protection
• Thermal Shutdown
• Synchronization Capability

Advantages and Disadvantages

Advantages

• High Efficiency
• Precise Regulation
• Compact Package
• Integrated MOSFET Drivers
• Robust Performance

Disadvantages

• Limited Output Current Capability
• Higher Cost Compared to Non-Synchronous Controllers

Working Principles

The TPS40120PWG4 operates on the principle of voltage mode control, where the output voltage is compared to a reference voltage to regulate the duty cycle of the switching converter. This control mechanism ensures that the output voltage remains stable under varying load conditions.

Detailed Application Field Plans

The TPS40120PWG4 is well-suited for a wide range of applications including: - Point-of-Load Converters - Industrial Power Supplies - Telecommunication Equipment - Server and Data Storage Systems - Automotive Electronics

Detailed and Complete Alternative Models

Some alternative models to TPS40120PWG4 include: - TPS40170 - TPS548B22 - LM5117 - LT8610

In conclusion, the TPS40120PWG4 is a versatile voltage mode synchronous buck controller that offers high efficiency, precise regulation, and robust performance. Its compact package and integrated features make it an ideal choice for various power management applications.

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