LM2831YMF/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2831YMF/NOPB is a high-frequency step-down DC-DC converter manufactured by Texas Instruments. It operates with an input voltage range of 3 V to 5.5 V and provides an adjustable output voltage from 600 mV to 4.5 V. The device delivers a maximum output current of 1.5 A. It features a fixed switching frequency of 550 kHz and includes a shutdown function for power management. The component supports operation within a temperature range of -40°C to +125°C and utilizes a SOT-23-5 surface-mount package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated buck topology for efficient step-down voltage conversion
• High switching frequency enables the use of compact external components
• Built-in shutdown capability for enhanced power efficiency control

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered electronic devices
• Embedded systems requiring regulated low-voltage power rails
• General-purpose DC-DC conversion in consumer electronics

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify that the ordering suffix matches the required package type, as variations exist within the LM2831 family. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure thermal design accounts for the specified operating temperature range and load conditions to maintain reliability.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this model when a 1.5 A output current and 550 kHz switching frequency are required. Compare against the LM2831ZSD variant if a higher 3 MHz switching frequency is necessary for smaller passive component sizes. Evaluate the specific pinout and thermal characteristics of the SOT-23-5 package against board space constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LM2831 series of synchronous buck converters designed for applications requiring high efficiency and small solution size. It is part of Texas Instruments' portfolio of power management integrated circuits aimed at simplifying power supply design for portable and embedded systems.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The LM2831ZSD/NOPB serves as a parameter-equivalent alternative offering a higher 3 MHz switching frequency. Designers should verify compatibility regarding external component values and thermal performance when substituting between these variants.