Overview
The TPS40400RHLT is a synchronous buck controller produced by Texas Instruments, designed for high-performance power management applications. This product falls under the category of DC/DC switching controllers and is tailored for use in advanced computing, telecommunications, and industrial systems. The TPS40400RHLT is positioned as a versatile solution for engineers seeking efficient, scalable, and reliable power conversion. Its unique selling points include its wide input voltage range, high efficiency, and advanced control features, making it a competitive choice in the power management market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 4.5 to 20 | V | |
| Output Voltage Range | 0.6 to 5.5 | V | |
| Switching Frequency | 300 to 1500 | kHz | Adjustable |
| Efficiency | Up to 95 | % | |
| Operating Temperature Range | -40 to 125 | °C | |
| Package | QFN-40 | RHLT | |
| Control Method | Voltage Mode | ||
| Protection Features | Overcurrent, Overtemperature, Undervoltage Lockout |
Key Features
- Wide Input Voltage Range: Supports 4.5V to 20V, making it suitable for various power sources.
- High Efficiency: Achieves up to 95% efficiency, reducing power loss and heat generation.
- Adjustable Switching Frequency: Allows optimization for performance and component size.
- Advanced Control Features: Includes voltage mode control for precise regulation.
- Comprehensive Protection: Built-in overcurrent, overtemperature, and undervoltage lockout for enhanced reliability.
Applications
The TPS40400RHLT is ideal for a wide range of applications, including:
- Computing Systems: Power management for servers, workstations, and embedded systems.
- Telecommunications: Efficient power conversion in networking and communication equipment.
- Industrial Automation: Reliable power control in industrial machinery and robotics.
- Consumer Electronics: Compact and efficient power solutions for high-performance devices.
Q & A
1. What is the input voltage range of the TPS40400RHLT?
The input voltage range is 4.5V to 20V.
2. Can the switching frequency be adjusted?
Yes, the switching frequency is adjustable from 300kHz to 1500kHz.
3. What is the maximum efficiency of this controller?
The TPS40400RHLT can achieve up to 95% efficiency.
4. What protection features are included?
It includes overcurrent, overtemperature, and undervoltage lockout protection.
5. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
6. What type of control method does it use?
It uses voltage mode control.
7. What package does the TPS40400RHLT come in?
It is available in a QFN-40 package.
8. Is this controller suitable for telecommunications applications?
Yes, it is well-suited for telecommunications equipment due to its efficiency and reliability.
9. Can it be used in industrial automation systems?
Yes, it is ideal for industrial automation due to its robust protection features and wide input voltage range.
10. Where can I find detailed technical documentation?
Detailed documentation can be found on the official Texas Instruments website or authorized distributors like Digi-Key and Mouser.
