LM2731XMF/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2731XMF/NOPB is a space-efficient boost DC-DC 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 selectable switching frequencies of 600 kHz or 1.6 MHz, enabling the use of smaller passive components. It features an adjustable output voltage range from 1.23 V to 22 V and includes a shutdown pin for power management. The component is housed in a compact SOT-23-5 package and functions within a temperature range of -40 °C to +125 °C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated high-side MOSFET switch enables compact design
• Selectable switching frequency reduces external component size
• Low quiescent current extends battery life
• Shutdown control minimizes standby power consumption

Voltage Regulators - DC DC Switching Regulators Applications

• Portable consumer electronics
• Battery-powered devices
• Industrial instrumentation
• Automotive infotainment systems

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'XMF' against the manufacturer's official datasheet to confirm package type and tape-and-reel specifications. Ensure compatibility with required operating temperatures and input voltage ranges before integration. Cross-reference the part number with authorized distributors to confirm authenticity and avoid counterfeit components.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when space constraints require a small footprint and efficient power conversion from a single-cell lithium-ion or alkaline battery source. Consider the 1.5 A current limit and 14 V maximum input voltage during system design. Evaluate thermal performance under load conditions to ensure reliable operation within the specified ambient temperature range.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2731 series of step-up converters designed for portable applications. It shares architectural similarities with other TI boost regulators but offers specific frequency options and current capabilities tailored for space-sensitive designs. The series emphasizes efficiency and minimal external component count.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult the manufacturer's replacement guide for direct equivalents. Verify pinout compatibility and electrical parameters such as switching frequency and current limits before substitution.