Overview
The TPS51116RGERG4 is a highly integrated synchronous buck controller produced by Texas Instruments. Designed for use in power management applications, this component is part of the TPS51116 series, which is widely recognized for its efficiency and versatility. The TPS51116RGERG4 is specifically tailored for applications requiring precise voltage regulation and high efficiency, making it ideal for use in notebooks, desktops, and other embedded systems. Its compact QFN package and advanced features position it as a competitive solution for modern power supply designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 4.5 to 28 | V | |
| Output Voltage Range | 0.76 to 5.5 | V | |
| Switching Frequency | 300 to 1000 | kHz | Adjustable |
| Output Current | Up to 25 | A | Peak |
| Efficiency | Up to 95 | % | |
| Operating Temperature Range | -40 to 85 | °C | |
| Package | QFN-24 | ||
| Protection Features | Overcurrent, Overtemperature, Undervoltage Lockout |
Key Features
- High-efficiency synchronous buck controller for precise voltage regulation.
- Wide input voltage range (4.5V to 28V) suitable for various applications.
- Adjustable switching frequency (300kHz to 1MHz) for optimized performance.
- Integrated MOSFET drivers for reduced external component count.
- Comprehensive protection features including overcurrent, overtemperature, and undervoltage lockout.
Applications
The TPS51116RGERG4 is widely used in power management systems for notebooks, desktops, and embedded systems. Its ability to deliver high efficiency and precise voltage regulation makes it suitable for applications such as CPU core voltage supplies, DDR memory power supplies, and general-purpose point-of-load (POL) converters. Additionally, its compact design and robust protection features ensure reliable performance in demanding environments.
Q & A
1. What is the input voltage range of the TPS51116RGERG4?
The input voltage range is 4.5V to 28V.
2. What is the maximum output current supported?
The peak output current is up to 25A.
3. Is the switching frequency adjustable?
Yes, the switching frequency can be adjusted between 300kHz and 1MHz.
4. What protection features are included?
It includes overcurrent, overtemperature, and undervoltage lockout protection.
5. What is the typical efficiency of the TPS51116RGERG4?
The typical efficiency is up to 95%.
6. What package does the TPS51116RGERG4 come in?
It comes in a QFN-24 package.
7. What is the operating temperature range?
The operating temperature range is -40°C to 85°C.
8. Can it be used in notebook applications?
Yes, it is ideal for notebook power management systems.
9. Does it require external MOSFET drivers?
No, it has integrated MOSFET drivers.
10. Is it suitable for DDR memory power supplies?
Yes, it is well-suited for DDR memory power supplies.
