The LM2661MX/NOPB is a high-performance switched capacitor voltage converter manufactured by Texas Instruments. Designed to provide reliability and efficiency, this component is an ideal choice for applications requiring voltage inversion from a positive to a negative rail. The LM2661MX/NOPB is part of the company's extensive range of power management solutions and stands out for its versatility and ease of use.

Key Features

• Voltage Conversion Range: The LM2661MX/NOPB operates with an input voltage range from +1.5V to +5.5V, making it suitable for a variety of low-voltage applications.
• High Efficiency: Thanks to its switched capacitor technology, this device can achieve a conversion efficiency of up to 99% under certain conditions, minimizing power loss and heat generation.
• Frequency Operation: It features a frequency operation of 10 kHz to 100 kHz, which can be set by an external capacitor, providing design flexibility.
• Output Current: Capable of delivering an output current of up to 20 mA with excellent load regulation, ensuring stable performance across a range of conditions.
• Low Power Consumption: The quiescent current is typically 0.3 mA, contributing to the overall power efficiency of the end application.

Applications

The LM2661MX/NOPB is suitable for a broad spectrum of applications, including but not limited to:

• Portable battery-powered devices
• Data acquisition systems
• Operational amplifier power supplies
• Interface power conversion
• Negative voltage generation in embedded systems

Quality and Environmental Compliance

As an NOPB (No Lead (Pb) Free) designated product, the LM2661MX/NOPB complies with RoHS standards, ensuring it meets global environmental and regulatory requirements. The device is provided in an 8-pin SOIC package, which is suitable for surface mount technology, streamlining the manufacturing process and allowing for more compact end-product designs.

Conclusion

The LM2661MX/NOPB from Texas Instruments is a testament to the company's commitment to providing advanced integrated circuits that meet the evolving needs of modern electronics. With its high efficiency, low power consumption, and flexible operating parameters, this switched capacitor voltage converter is an excellent choice for designers looking to incorporate a reliable negative voltage supply into their products.