LM22670MRE-ADJ/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM22670MRE-ADJ/NOPB is a 42-V, 3-A SIMPLE SWITCHER step-down voltage regulator from Texas Instruments. It operates with an adjustable output voltage and supports a switching frequency of 500 kHz. The device features a minimum input voltage of 4.5 V and functions within a temperature range of -40°C to +125°C. It utilizes a SO-PowerPAD-8 package for surface mount installation. The regulator includes internal current limiting, thermal protection, and a shutdown feature. Quiescent current is typically 3.4 mA.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated high-side power switch enables compact design
• Adjustable switching frequency allows optimization for size or performance
• Built-in thermal shutdown protects against overheating
• Low quiescent current improves efficiency in standby modes

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation
• Industrial control systems
• Distributed power architectures

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the exact suffix and tape/reel specifications against the manufacturer's latest datasheet before ordering. Confirm that the SO-PowerPAD-8 package dimensions match your PCB footprint requirements. Ensure compatibility with the intended switching frequency configuration. Check for any specific automotive qualification markings if required for your application environment.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a 3-A output current is required with an input voltage up to 42 V. The adjustable output voltage provides flexibility for various load requirements. Consider the SO-PowerPAD-8 package for efficient thermal dissipation in space-constrained designs. Verify that the 500 kHz switching frequency aligns with your electromagnetic interference constraints and inductor selection.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2267x family of SIMPLE SWITCHER regulators, designed for high-efficiency DC/DC conversion. The family includes variants with different current ratings and fixed output voltages. The LM22670 specifically targets applications requiring robust performance and integrated protection features in a compact form factor.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM22670MRE-ADJ/NOPB is functionally equivalent to LM22670MRE-ADJ. Cross-referencing with other LM2267x series parts requires verifying current rating and package compatibility.