Texas Instruments

LM2651MTCX-1.8/NOPB  

DC Switching Voltage Regulators

LM2651MTCX-1.8/NOPB Description

The LM2651MTCX-1.8/NOPB is a fixed-output, positive buck DC switching voltage regulator designed by Texas Instruments. It offers a robust and efficient solution for power management in various electronic systems. This regulator features a wide input voltage range from 4V to 14V, making it suitable for applications with varying power supply requirements. The LM2651MTCX-1.8/NOPB is capable of delivering a continuous output current of up to 1.5A, ensuring reliable performance in demanding applications.

The regulator operates at a switching frequency of 300kHz, which allows for the use of smaller inductors and capacitors in the power supply design, thereby reducing the overall footprint and cost. Additionally, the LM2651MTCX-1.8/NOPB incorporates a synchronous rectifier, enhancing efficiency and reducing power loss, which is crucial for high-performance and energy-efficient designs.

Packaged in a 16-lead TSSOP (Thin Small Outline Package) and available in a tape and reel format, the LM2651MTCX-1.8/NOPB is designed for surface-mount applications, providing ease of integration into modern PCB designs. Despite its status as an obsolete product, the LM2651MTCX-1.8/NOPB remains a reliable choice for engineers seeking a proven and efficient power management solution.

LM2651MTCX-1.8/NOPB Features

• Fixed Output Voltage: The LM2651MTCX-1.8/NOPB provides a stable output voltage of 1.8V, ensuring consistent power delivery to sensitive electronic components.
• Wide Input Voltage Range: With an input voltage range of 4V to 14V, this regulator can accommodate a variety of power sources, making it versatile for different applications.
• High Output Current: Capable of delivering up to 1.5A of output current, it is suitable for applications requiring high power output.
• Efficient Buck Topology: Utilizing a buck topology, the regulator achieves high efficiency and low power loss, which is essential for energy-efficient designs.
• Synchronous Rectification: The inclusion of a synchronous rectifier enhances efficiency and reduces heat generation, contributing to a more reliable and compact design.
• Surface-Mount Compatibility: The 16TSSOP package and surface-mount mounting type make it easy to integrate into modern PCB designs, saving space and reducing assembly complexity.
• Compliance and Safety: The LM2651MTCX-1.8/NOPB is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It also has a moisture sensitivity level of 1 (unlimited), making it suitable for various environmental conditions.

LM2651MTCX-1.8/NOPB Applications

The LM2651MTCX-1.8/NOPB is ideal for a range of applications where efficient power management is critical. Some specific use cases include:

• Embedded Systems: Providing stable power to microcontrollers, sensors, and other components in embedded systems.
• Communication Equipment: Ensuring reliable power delivery in routers, switches, and other networking devices.
• Consumer Electronics: Used in devices such as smartphones, tablets, and portable gaming consoles to manage power efficiently.
• Industrial Control Systems: Powering actuators, controllers, and other industrial equipment that require precise voltage regulation.
• Automotive Electronics: Suitable for in-vehicle infotainment systems, electronic control units, and other automotive applications.

Conclusion of LM2651MTCX-1.8/NOPB

The LM2651MTCX-1.8/NOPB from Texas Instruments is a versatile and efficient DC switching voltage regulator that offers significant advantages over similar models. Its wide input voltage range, high output current capability, and synchronous rectification make it an excellent choice for applications requiring stable and efficient power management. Despite being marked as obsolete, its proven performance and compliance with industry standards ensure it remains a reliable option for engineers and designers. The LM2651MTCX-1.8/NOPB is particularly well-suited for embedded systems, communication equipment, consumer electronics, industrial control systems, and automotive electronics, where its efficiency and reliability can significantly enhance system performance.

LM2651MTCX-1.8/NOPB Documents

Download datasheets and manufacturer documentation for LM2651MTCX-1.8/NOPB

Datasheets :

LM2651