LM22673TJE-ADJ/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM22673TJE-ADJ/NOPB is a Texas Instruments Simple Switcher step-down voltage regulator featuring an integrated 3A power switch. It operates with an input voltage range of 4.5V to 42V and provides an adjustable output voltage. The device utilizes a fixed 500kHz switching frequency and employs a TO-263-7 (TO-263) surface-mount package. Key electrical parameters include a maximum output current of 3A, a quiescent current of 3.4mA, and an operating temperature range from -40°C to +125°C. It meets AEC-Q100 automotive qualification standards.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a high-efficiency 3A power switch for compact design
• Features adjustable soft-start to limit inrush current during startup
• Includes comprehensive protection mechanisms such as thermal shutdown and current limiting

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive electronics systems requiring robust power regulation
• Industrial control equipment power supplies
• Distributed power architectures in embedded systems

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'NOPB' confirms lead-free status and RoHS compliance as per manufacturer specifications. Ensure the ordering part number matches the exact package variant required for your PCB footprint. Cross-reference the datasheet revision date to confirm technical accuracy before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when an adjustable output voltage is required within a wide input range up to 42V. The TO-263 package offers superior thermal dissipation compared to smaller surface-mount options. Consider the 500kHz switching frequency for balancing component size and efficiency requirements in space-constrained designs.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM22673 series of Simple Switcher regulators. It shares architectural similarities with other members like the LM22679 but differs in current capacity and package options. The series is designed for general-purpose DC-DC conversion applications requiring high reliability and ease of implementation.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct pin-to-pin replacements may include LM22673TJE-5.0/NOPB for fixed voltage needs or LM22673QMRE variants for different package footprints. Verify thermal performance and switching frequency compatibility when substituting with non-TI equivalents.