LM22676MRE-ADJ/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM22676MRE-ADJ/NOPB is a SIMPLE SWITCHER step-down voltage regulator from Texas Instruments. It features an integrated power switch capable of delivering up to 3 A output current. The device operates with an input voltage range of 4.5 V to 42 V and provides an adjustable output voltage starting from 1.258 V. It utilizes a fixed switching frequency of 500 kHz and incorporates a precision enable pin for system power management. The component is housed in an 8-SO PowerPAD package and supports operation across a temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a high-efficiency power switch rated for 3 A continuous load current
• Includes a precision enable pin allowing precise control over startup sequencing and shutdown states
• Supports adjustable output voltages via external resistor feedback network

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for embedded systems
• Power supply stages for industrial equipment
• Input voltage step-down for automotive electronics

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against official Texas Instruments documentation to confirm the exact electrical characteristics, as variations exist within the LM22676 family. Ensure the ordering part number matches the required package type and thermal performance specifications for your application design.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a 3 A buck converter solution is required with an input voltage up to 42 V. The adjustable output configuration offers flexibility for various rail requirements compared to fixed-voltage variants. Consider the SO-PowerPAD package for its thermal dissipation capabilities in space-constrained designs.

Voltage Regulators - DC DC Switching Regulators Part Context

This regulator belongs to the SIMPLE SWITCHER family, which emphasizes ease of design through internal compensation and protection features. The LM22676 series provides a scalable platform for different current ratings, with this specific model targeting higher power applications than the 500 mA counterparts like the LM22671 or LM22674.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM22676MR-ADJ/NOPB: Identical function with tube packaging instead of tape-and-reel.

Voltage Regulators - DC DC Switching Regulators FAQ

What is the minimum output voltage supported by this regulator?

The minimum adjustable output voltage is 1.258 V.

Does this device include thermal protection?

Yes, the device includes thermal shutdown protection to prevent damage during overheating conditions.