LM25019SDE/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM25019SDE/NOPB is a synchronous step-down switching regulator from Texas Instruments, housed in an 8-WSON package. It operates with an input voltage range of 7.5 V to 48 V and delivers up to 100 mA of output current. The device features a fixed internal switching frequency of 1 MHz and provides an adjustable output voltage starting at 1.225 V. It includes shutdown functionality and supports operation temperatures from -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated synchronous rectification for improved efficiency
• Fixed high-frequency switching operation
• Adjustable output voltage capability
• Shutdown control pin for power management

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for industrial systems
• Power supply stages for embedded controllers
• Voltage conversion in automotive electronics

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number including the suffix NOPB to ensure lead-free compliance and specific tape-and-reel packaging options. Confirm the WSON-8 package availability matches your assembly requirements. Check the datasheet for recommended external component values to ensure stable operation within the specified electrical parameters.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is required for low-current applications. The 1 MHz frequency allows for smaller passive components compared to lower-frequency regulators. Ensure the input voltage does not exceed 48 V and that the thermal performance of the WSON-8 package suits the expected load conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM25019 family of synchronous buck converters designed by Texas Instruments. It is categorized under PMIC switching voltage regulators. The part is distinct from higher-current variants like the LM25085 or non-synchronous models, offering a balance of size and performance for light-load scenarios.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include other LM25019 variants such as LM25019SD/NOPB. Verify pin compatibility and thermal characteristics before substitution. Cross-reference with similar 100mA synchronous buck regulators if package constraints differ.