LM2825HN-ADJ/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2825HN-ADJ/NOPB is a monolithic integrated circuit from Texas Instruments, functioning as a high-efficiency step-down DC-DC converter. It operates with an input voltage range of 4.5V to 40V and provides a regulated output current of 1A. The device utilizes a fixed 150kHz switching frequency to minimize external component size while maintaining stable performance. It features an adjustable output voltage starting from 1.23V, allowing for flexible power supply configurations in various electronic applications.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated 1A power switch enables compact step-down topology design
• Fixed 150kHz switching frequency reduces required passive component footprint
• Adjustable output voltage capability supports diverse system requirements
• Internal compensation simplifies external circuit implementation

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable equipment power regulation
• General-purpose step-down DC-DC conversion stages
• Post-regulation for higher voltage bus systems

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the package designation matches the required DIP configuration, as other variants exist in different form factors. Confirm the suffix indicates lead-free and RoHS compliance status per manufacturer specifications. Ensure the ordering part number aligns exactly with the desired pinout and thermal characteristics for your specific PCB layout constraints.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a robust 1A buck converter solution is needed with minimal external parts count. The fixed frequency operation aids in EMI management compared to variable frequency alternatives. Consider the input voltage range limits relative to your source supply to ensure adequate headroom for regulation stability under all operating conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM2825 family of switching regulators designed for medium-current applications. It shares functional similarities with other buck converters but distinguishes itself through its specific 150kHz frequency and adjustable output architecture. The family targets cost-sensitive designs requiring reliable power conversion without complex control loops.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include LM2825N-ADJ/NOPB for equivalent electrical performance in alternative packages. Verify pin compatibility before swapping between DIP and surface-mount variants within the same series.