The LM22671QMRX-5.0/NOPB is a robust, high-performance integrated circuit (IC) from Texas Instruments, designed to cater to a wide array of power management applications. This particular model is a member of the LM22671 series, which are buck regulator integrated circuits that provide a fixed output voltage of 5.0V with high efficiency and excellent load and line regulation.

Key Features

• Output Voltage: Fixed 5.0V output with high accuracy.
• Current Capability: Capable of delivering up to 1A of continuous output current.
• Efficiency: High-efficiency operation with peak efficiencies up to 95%, which is achieved through an integrated synchronous rectifier.
• Thermal Performance: Enhanced thermal performance with a wide operating temperature range, making it suitable for industrial applications.
• Protection Features: Includes over-current protection, thermal shutdown, and under-voltage lockout to ensure the longevity and reliability of the IC and the end application.
• Adjustable Switching Frequency: The switching frequency can be adjusted up to 1MHz, allowing for flexibility in the design of the power supply, including the use of smaller external components.

Applications

The LM22671QMRX-5.0/NOPB is ideal for a variety of applications, including but not limited to:

• Point-of-Load applications from 5V or 12V rails
• Aftermarket automotive supplies
• Green electronics/Appliances
• Industrial and telecom power systems

Quality and Reliability

As with all Texas Instruments products, the LM22671QMRX-5.0/NOPB is manufactured to the highest quality standards, ensuring reliable performance in the field. The "NOPB" suffix indicates that this product is offered in an environmentally-friendly, lead-free package. Additionally, the device is qualified for automotive applications, as indicated by the "Q" in its part number, which means it has undergone rigorous testing to meet the stringent requirements of the automotive industry.

Easy Integration

With its simple external circuitry and adjustable switching frequency, the LM22671QMRX-5.0/NOPB is easy to integrate into a wide range of power supply designs. Its small footprint and reduced component count make it an excellent choice for space-constrained applications.