LM2734YMKX/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2734YMKX/NOPB is a synchronous step-down DC-DC converter manufactured by Texas Instruments. It operates with an input voltage range of 3 V to 20 V and delivers up to 1 A output current. The device features a fixed switching frequency of 550 kHz and supports adjustable output voltages from 800 mV to 18 V. It utilizes a SOT-23-THIN-6 package and functions within a temperature range of -40°C to +125°C. Quiescent current is specified at 1.5 mA, ensuring efficient power management in compact designs.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates high-side and low-side N-channel MOSFETs for synchronous rectification
• Includes internal compensation to minimize external component count
• Features programmable soft-start to limit inrush current during startup
• Provides thermal shutdown protection for enhanced reliability

Voltage Regulators - DC DC Switching Regulators Applications

• Portable consumer electronics requiring efficient power conversion
• Battery-powered systems needing extended operational life
• Embedded industrial control modules with space constraints
• Automotive infotainment and sensor power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number including suffixes against official Texas Instruments documentation to ensure correct package type and temperature rating. Confirm RoHS compliance status and manufacturing origin details through authorized distributors. Cross-reference datasheet revisions to validate electrical characteristics prior to integration into final designs.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact footprint and moderate output current are required. The fixed 550 kHz frequency allows for smaller passive components compared to lower-frequency alternatives. Ensure input voltage remains within the 3 V to 20 V range and verify that thermal dissipation requirements fit the SOT-23-THIN-6 package limitations for the specific application load.

Voltage Regulators - DC DC Switching Regulators Part Context

This regulator belongs to the LM2734 family of thin SOT23 load step-down DC-DC regulators. It is designed for applications demanding high efficiency in small form factors. The NOPB suffix indicates lead-free packaging compliant with environmental standards. It serves as a solution for converting higher battery or rail voltages to lower logic levels efficiently.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

• LM2734YMFX/NOPB
• LM2734ZSD/NOPB

Voltage Regulators - DC DC Switching Regulators FAQ

What is the maximum output voltage supported by the LM2734YMKX/NOPB?

The device supports adjustable output voltages ranging from 800 mV to 18 V.

Does the LM2734YMKX/NOPB include internal compensation?

Yes, the IC includes internal compensation, which reduces the number of external components required for stable operation.