LMR12010YMK/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LMR12010YMK/NOPB is a SIMPLE SWITCHER step-down DC/DC switching regulator manufactured by Texas Instruments, originally part of the National Semiconductor portfolio. It operates with an input voltage range of 3 V to 20 V and delivers a maximum output current of 1 A. The device features a fixed switching frequency of 3 MHz, enabling the use of small external components. It provides an adjustable output voltage from 800 mV to 17 V. The regulator is housed in a compact SOT-23-THIN-6 package and supports operation over an extended temperature range from -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated buck converter topology for efficient step-down voltage conversion
• High switching frequency allows for minimal external passive component size
• Built-in thermal shutdown and current limit protection mechanisms
• Supports remote shutdown control for power management flexibility

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered equipment requiring efficient voltage regulation
• Embedded systems with limited PCB space constraints
• Industrial control modules operating in harsh environments
• Consumer electronics utilizing single-cell lithium-ion batteries

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify that the ordering suffix /NOPB indicates lead-free compliance and RoHS standards as per manufacturer specifications. Confirm the package designation matches the required SOT-23-THIN-6 footprint for PCB layout compatibility. Ensure the supplier provides valid traceability documentation for quality assurance purposes. Cross-reference the manufacturer part number against official databases to avoid counterfeit components.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact form factor is critical due to the small SOT-23-THIN-6 package. Choose based on the requirement for high switching frequency to minimize inductor and capacitor sizes. Consider the input voltage range suitability for specific battery or rail sources. Evaluate the thermal performance requirements given the exposed pad design for heat dissipation.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the SIMPLE SWITCHER family of integrated power modules designed for simplicity and efficiency. It represents the transition from National Semiconductor to Texas Instruments following corporate acquisition. The product line focuses on providing complete switching regulators in minimal footprints. It serves as a direct replacement for older discrete solutions in space-constrained designs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LMR12010YMKE/NOPB