LM2731YMF/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2731YMF/NOPB is a high-efficiency synchronous boost converter manufactured by Texas Instruments. It operates with an input voltage range of 2.7 V to 14 V and delivers up to 1.5 A output current. The device supports adjustable switching frequencies of 600 kHz or 1.6 MHz, enabling the use of small external components. It features a wide output voltage range from 1.23 V to 22 V and includes integrated shutdown functionality for low quiescent current operation.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification architecture ensures high conversion efficiency across various load conditions.
• Integrated power switch eliminates the need for external Schottky diodes, reducing component count.
• Adjustable switching frequency allows optimization for size versus performance requirements.

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable electronics requiring step-up voltage regulation
• Single-cell lithium-ion battery charging systems
• General-purpose DC-DC power supply designs

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix configuration against the manufacturer datasheet to confirm pinout and electrical characteristics. Ensure the ordering part number matches the required package variant and temperature rating. Cross-reference the manufacturer's official documentation for any recent design changes or obsolescence notices before finalizing procurement decisions.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing space-constrained applications requiring efficient step-up conversion from a single-cell source. Consider the available switching frequency options to balance inductor size against ripple current requirements. Evaluate thermal performance based on the expected load current and ambient operating conditions within the specified temperature range.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM2731 family of synchronous boost converters designed for compact power solutions. It integrates a low-resistance power switch and control circuitry into a small SOT-23-5 package. The series targets applications needing reliable voltage regulation from low-voltage sources with minimal external component support.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult the manufacturer's cross-reference guide for verified alternative part numbers. Confirm compatibility regarding pin assignments, electrical specifications, and thermal characteristics before substituting.