LM22670MRX-ADJ/J7002408

Voltage Regulators - DC DC Switching Regulators Overview

The LM22670MRX-ADJ/J7002408 is a SIMPLE SWITCHER step-down voltage regulator manufactured by Texas Instruments. It operates with an input voltage range of 4.5 V to 42 V and delivers up to 3 A output current. The device features a fixed switching frequency of 500 kHz, though it supports synchronization or adjustable frequency options. It utilizes a TO-263 (PowerPAD) surface-mount package and provides an adjustable output voltage. The component is qualified under the AEC-Q100 standard for automotive applications and functions within a junction temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated high-current power switch capable of delivering 3 A continuous load current.
• Supports frequency synchronization or adjustable switching frequency for noise management.
• Includes internal soft-start, cycle-by-cycle current limit, and thermal shutdown protection.
• Automotive-grade qualification ensures reliability in demanding environments.

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation in automotive electronic systems
• Industrial distributed power architectures
• Embedded systems requiring isolated or non-isolated DC/DC conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix J7002408 against official manufacturer documentation to confirm exact tape-and-reel specifications and lot traceability. Ensure compatibility with AEC-Q100 requirements if deploying in automotive contexts. Cross-reference datasheet revisions to validate pinout and electrical characteristics prior to integration.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing buck converters requiring high efficiency and robust overcurrent protection. The adjustable output voltage allows flexibility for various rail requirements. Consider the thermal performance of the PowerPAD package for heat dissipation needs in compact layouts.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM22670 family of SIMPLE SWITCHER regulators. It shares core architecture with variants like the LM22670MR-5.0 but offers adjustable output configuration. The family is designed for cost-effective, high-performance step-down conversion in space-constrained applications.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM22670MR-5.0/NOPB

Voltage Regulators - DC DC Switching Regulators FAQ

Is the LM22670MRX-ADJ suitable for automotive applications?

Yes, the LM22670 series is qualified to AEC-Q100 standards, making it suitable for automotive electronics.

Can the switching frequency be changed?

Yes, the device supports frequency synchronization or adjustable switching frequency via external components.