LM20133MH/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM20133MH/NOPB is a synchronous step-down DC/DC converter from Texas Instruments. It supports an input voltage range of 2.95V to 5.5V and delivers up to 3A output current. The device operates at a fixed switching frequency of 410kHz. It features integrated synchronous rectification for high efficiency. The component is housed in a 16-pin HTSSOP package. It functions within a junction temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated synchronous rectifier architecture for enhanced power conversion efficiency
• Fixed 410kHz switching frequency enabling compact passive component selection
• Wide input voltage compatibility suitable for single-cell lithium-ion battery systems

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices powered by single-cell lithium-ion batteries
• Industrial control systems requiring regulated low-voltage power rails
• Embedded computing modules needing efficient step-down regulation

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'NOPB' confirms lead-free status and RoHS compliance as per Texas Instruments documentation. Confirm the package marking matches the 16-lead HTSSOP outline. Ensure the source provides valid traceability for automotive or industrial grade variants if required by the design specification.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing circuits with input voltages between 2.95V and 5.5V requiring up to 3A continuous load. The fixed 410kHz frequency is optimal for balancing size and efficiency. Consider thermal performance in the HTSSOP package under high ambient temperatures. Verify that the application does not require adjustable output voltage, as this model is fixed.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the PowerWise family of synchronous buck regulators from Texas Instruments. It is designed for applications demanding high efficiency and small solution size. The device integrates the high-side and low-side MOSFETs, eliminating the need for external Schottky diodes. It is distinct from adjustable variants within the same product line.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for LM20133MHE/NOPB which shares similar electrical characteristics but may differ in packaging or reel specifications. Verify pinout compatibility before substitution. Consult official cross-reference guides for any functional differences in protection features or thermal ratings.