LM2833XSDX/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2833XSDX/NOPB is a synchronous step-down DC-DC converter manufactured by Texas Instruments. It operates with an input voltage range of 3V to 5.5V and delivers up to 3A of output current. The device features a fixed switching frequency of 1.5MHz, allowing for the use of small external components. It provides an adjustable output voltage ranging from 0.6V to 4.5V. The IC is housed in a 6-pin WSON package with an exposed thermal pad, designed for surface-mount applications.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a high-side N-channel MOSFET and a low-side synchronous rectifier for improved efficiency.
• Includes internal soft-start circuitry to limit inrush current during startup.
• Features comprehensive protection mechanisms including thermal shutdown and cycle-by-cycle current limiting.

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronics powered by single-cell lithium-ion or lithium-polymer batteries
• Embedded systems requiring regulated power rails from 3V to 5V sources
• Industrial control modules utilizing standard logic supply voltages

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'XSDX' indicates tape-and-reel packaging when sourcing. Confirm that the component matches the original datasheet specifications regarding pinout and thermal requirements. Ensure compatibility with the intended PCB layout for the WSON-6 package. Cross-reference the manufacturer's latest documentation to confirm availability status and any potential obsolescence notices before finalizing procurement plans.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this regulator for designs requiring high efficiency in compact spaces. The 1.5MHz frequency supports smaller inductors compared to lower-frequency alternatives. Evaluate the thermal performance of the exposed pad design against the expected load current. Consider the input voltage range constraints relative to the battery or source characteristics. Verify that the output voltage adjustment range meets the system's power rail requirements.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LM283x family of synchronous buck converters from Texas Instruments. The family is characterized by integrated power switches and high-frequency operation. These devices are engineered to provide stable regulation for various digital loads. The specific model utilizes a WSON package to minimize footprint while maintaining thermal dissipation capabilities through the exposed pad.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2833XSD/NOPB