LM2830XMFX

Voltage Regulators - DC DC Switching Regulators Overview

The LM2830XMFX is a monolithic, high-frequency PWM step-down DC-DC converter manufactured by Texas Instruments. It operates within an input voltage range of 2.7V to 6V and provides a positive adjustable output voltage from 0.6V to 5.5V. The device delivers a continuous load current of 1A with a switching frequency of 1.6MHz. It features a quiescent current of 3.3mA and functions reliably across an operating temperature range of -40°C to +125°C. The component is housed in a compact SOT-23-5 surface-mount package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a 1.6MHz fixed-frequency PWM controller for efficient power conversion
• Includes internal compensation and soft-start circuitry to simplify design
• Features thermal shutdown protection for enhanced reliability under overload conditions

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered consumer electronics
• Embedded systems requiring regulated low-voltage power rails
• Industrial control modules with limited space constraints

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'MFX' corresponds to the SOT-23-5 package and reel packaging configuration required for your assembly process. Confirm that the lead time aligns with production schedules, as availability may vary. Ensure compatibility with your PCB footprint and reflow soldering profile specifications before finalizing orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is needed for stepping down voltages from single-cell lithium-ion or alkaline batteries. It is suitable for applications demanding moderate current levels up to 1A where space efficiency is critical. Consider alternative models if higher output currents or different package types are required for thermal management.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM283x family of high-frequency buck regulators from Texas Instruments. It shares architectural similarities with the LM2831 but offers lower output current capability. The family is designed for cost-sensitive, space-constrained applications requiring reliable DC-DC conversion without external feedback resistors for fixed voltage variants.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The LM2831XMFX/NOPB serves as a direct functional substitute offering higher current capacity. Verify pinout compatibility and thermal performance requirements when transitioning between these models to ensure system stability.