LM2743MTCX/NOPB

DC DC Switching Controllers Overview

The LM2743MTCX/NOPB is a low voltage N-channel MOSFET synchronous buck regulator controller from Texas Instruments. It operates with an input voltage range of 2.2 V to 16 V and supports adjustable output voltages from 600 mV to 5 V. The device delivers up to 20 A of output current and features a fixed switching frequency of 600 kHz. It utilizes voltage mode control with integrated soft start and tracking capabilities. The component is housed in a 14-TSSOP package and functions within a temperature range of -40°C to +125°C.

DC DC Switching Controllers Feature Summary

• Voltage mode synchronous buck control architecture for stable regulation
• Integrated soft start and tracking functionality for synchronized power sequencing
• Supports external N-channel MOSFETs for high-current applications
• Operates across extended industrial temperature ranges

DC DC Switching Controllers Applications

• Point-of-load conversion for digital logic supplies
• Power distribution networks in embedded systems
• Industrial equipment power management
• Telecommunications infrastructure voltage regulation

DC DC Switching Controllers Procurement Notes

Verify the complete part number including the suffix to ensure compliance with lead-free manufacturing standards. Confirm that the TSSOP-14 package variant matches your PCB footprint requirements. Check datasheet revisions for any updates to electrical characteristics or thermal recommendations before finalizing design specifications.

DC DC Switching Controllers Selection Notes

Select this controller when designing synchronous buck converters requiring voltage mode operation and precise tracking between multiple rails. Ensure the external MOSFET selection aligns with the 20 A current capability and 600 kHz switching frequency. Evaluate thermal performance based on the specific layout and ambient conditions expected in the target application environment.

DC DC Switching Controllers Part Context

This component belongs to the LM274x series of synchronous buck controllers designed for low voltage applications. It shares architectural similarities with other devices in the family but offers specific input voltage and current parameters tailored for general-purpose power conversion. The NOPB suffix indicates a non-lead-based product compliant with environmental directives.

DC DC Switching Controllers Replacement Considerations

• LM2743MTC/NOPB

DC DC Switching Controllers FAQ

What type of control loop does the LM2743MTCX/NOPB utilize?

It employs voltage mode control for regulating the output voltage.

Can the LM2743MTCX/NOPB support multiple outputs simultaneously?

No, it is designed as a single-output controller.