TPS51125 Synchronous Buck Controller 24QFN (2 Pcs)

High-Efficiency Power Management Solution

The Texas Instruments TPS51125 is a versatile dual-synchronous buck controller designed for high-efficiency power conversion in a variety of applications. These integrated circuits (ICs) are crucial for stepping down voltage levels reliably and efficiently. Offered as a set of two pieces, these controllers are brand new and come packaged in a reel, ensuring they are ready for integration into your electronic designs. The 24-pin QFN package is ideal for space-constrained applications, providing a compact footprint without compromising performance.

Advanced Features of the TPS51125

This buck controller incorporates advanced features to optimize power delivery. The dual-synchronous operation allows for two independent output voltages, making it suitable for complex power architectures. Key benefits include excellent line and load regulation, programmable soft-start, and overcurrent protection. The TPS51125, also marked as 51125 TI, TPS51125RGET, or TPS51125RGER, is engineered for robust performance, contributing to the overall reliability and longevity of the end-product's power system.

Common Applications and Use Cases

The TPS51125 is widely utilized in notebook and laptop computer power supplies, providing regulated voltages for various subsystems. It's also found in embedded systems, point-of-load (POL) converters, and other DC-DC conversion tasks where efficiency and compact size are paramount. Its ability to manage dual outputs makes it a preferred choice for powering core logic, I/O, and memory rails in modern digital electronics, streamlining power supply design.

Essential Handling for ESD Sensitive Devices

It is critical to remember that the TPS51125 is an Electrostatic Discharge (ESD) sensitive device. Proper ESD handling practices must be strictly followed during all stages of handling, assembly, and testing. This includes using grounded wrist straps, anti-static mats, and ESD-safe tools and workstations. Failure to observe these precautions can lead to latent or catastrophic damage to the integrated circuit, compromising its functionality and reliability in the final application.

Prebaking for Optimal Soldering Performance

To ensure the integrity of the TPS51125 during the reflow soldering process, prebaking is a highly recommended step. This involves baking the chips at 125 degrees Celsius for a continuous 24-hour period. This procedure effectively removes any absorbed moisture from the chip package, preventing issues like delamination or 'popcorning' when exposed to high reflow temperatures. Proper moisture removal is key to achieving a reliable solder joint and long-term component stability.

Specialized Soldering Requirements

Replacing or installing this type of 24QFN (Quad Flat No-leads) package component requires specialized skills and equipment. A Hot-Air soldering station is essential for precise heat application, and a pre-heating station is crucial for minimizing thermal stress on the PCB and the component itself. Attempting to solder these chips without the appropriate tools and expertise can result in damage to the component or the printed circuit board.

Product Packaging and Identification

This offer includes two pieces of the brand new TPS51125 dual-synchronous buck controller. The components are supplied in a reel package, which is standard for surface-mount devices intended for automated assembly, although suitable for manual placement as well. The chips bear markings such as TPS51125, 51125 TI, TPS51125RGET, and TPS51125RGER, ensuring correct identification. The pictures provided are of the actual items you will receive.

Warranty and Purchase Assurance

Confidence in your purchase is important, which is why these TPS51125 controllers come with a 180-day warranty. This warranty covers defects and ensures you receive functional components. Sourced from Texas Instruments, a leading manufacturer of semiconductor solutions, you can be assured of their quality and performance. Always ensure you have the necessary technical expertise before purchasing and handling these sophisticated electronic components for your repair or design projects.