LMR14020SDDA

Voltage Regulators - DC DC Switching Regulators Overview

The LMR14020SDDA is a SIMPLE SWITCHER step-down converter from Texas Instruments, housed in an 8-SO PowerPAD package. It operates with an input voltage range of 4 V to 40 V and delivers a maximum output current of 2 A. The adjustable output voltage spans from 0.8 V to 28 V. The device supports a switching frequency between 200 kHz and 2.5 MHz, featuring a typical quiescent current of 40 µA. It functions within a junction temperature range of -40°C to 125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated buck topology for efficient DC-DC conversion
• Adjustable output voltage capability via external feedback
• Wide input voltage tolerance for diverse power sources
• Thermal performance optimized through exposed pad packaging

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial control systems requiring isolated or non-isolated regulation
• Embedded computing platforms needing stable low-voltage rails
• Telecommunications infrastructure power distribution units
• Consumer electronics utilizing high-density power designs

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'DDA' corresponds to the tube packaging configuration rather than tape-and-reel variants like 'DDAR'. Confirm the 8-SO PowerPAD footprint matches the target PCB layout. Ensure the design accounts for the specified thermal resistance characteristics inherent to this surface-mount package type during procurement planning.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a 2 A continuous load capacity is required within a compact 8-pin form factor. It is suitable for designs needing wide input voltage compatibility up to 40 V. Consider the adjustable output feature if fixed voltage regulators do not meet specific system requirements. Evaluate thermal management needs based on the PowerPAD package's heat dissipation capabilities.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LMR14020 series, which includes variants with different current ratings such as the LMR14030 and LMR14050. All members share the same SIMPLE SWITCHER architecture and pinout but differ in maximum output current specifications. The SDDA designation specifically identifies the tube-packaged version of the 2 A rated device.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LMR14020SDDAR serves as a functional equivalent with identical electrical characteristics but utilizes tape-and-reel packaging instead of tubes.