Texas Instruments

LM20143MH/NOPB  

DC Switching Voltage Regulators

LM20143MH/NOPB Description

The LM20143MH/NOPB from Texas Instruments is a high-performance, 3A synchronous buck regulator designed for demanding power management applications. Part of the PowerWise® series, it features an adjustable output voltage (0.8V to 4.68V) and operates over a wide input voltage range (2.95V to 5.5V), making it ideal for low-voltage systems. With a switching frequency range of 500kHz to 1.5MHz, it offers flexibility for optimizing efficiency and component size. The device is housed in a 16-pin HTSSOP package, ensuring compact PCB integration while maintaining robust thermal performance.

LM20143MH/NOPB Features

• High Efficiency: Synchronous rectification minimizes power loss, achieving peak efficiency for battery-powered and energy-sensitive applications.
• Wide Input Range: Supports 2.95V–5.5V inputs, compatible with Li-ion, 3.3V, or 5V rails.
• Adjustable Output: Precision-adjustable output (0.8V–4.68V) via external resistors.
• High Switching Frequency: Configurable up to 1.5MHz, enabling smaller external components.
• Robust Protection: Includes thermal shutdown, overcurrent protection, and undervoltage lockout.
• Compact Design: Surface-mount HTSSOP package (MSL 1) suits space-constrained applications.
• Compliance: ROHS3 and REACH compliant, ensuring environmental and regulatory adherence.

LM20143MH/NOPB Applications

This regulator excels in:

• Portable Electronics: Smartphones, tablets, and wearables requiring efficient, compact power solutions.
• Industrial Systems: Point-of-load (POL) regulation for FPGAs, ASICs, and DSPs.
• Embedded Computing: Low-power processors and IoT devices needing stable, high-current rails.
• Automotive Infotainment: 5V/3.3V power management in dashboards and connectivity modules.
• Medical Devices: Battery-operated equipment demanding high reliability and efficiency.

Conclusion of LM20143MH/NOPB

The LM20143MH/NOPB stands out for its high efficiency, compact footprint, and versatility, making it a top choice for modern power designs. Its synchronous architecture, wide input range, and adjustable output cater to diverse applications, from consumer electronics to industrial systems. Texas Instruments’ reputation for reliability and performance ensures this regulator meets stringent requirements while optimizing cost and board space. Ideal for engineers seeking a balance of power density and efficiency in next-generation designs.

LM20143MH/NOPB Documents

Download datasheets and manufacturer documentation for LM20143MH/NOPB

Datasheets :

LM20143      

Reference Design Library :

LM20143EVAL: 1.2V @ 3A, 2.95 ~ 5.5V in, 82%      

Design Resources :

LM20143 Design with WEBENCH® Power Designer      

PCN Obsolescence/ EOL :

Cancel 15/Aug/2019      

HTML Datasheet :

LM20143