Product Overview: MAX840ESA+T from Maxim Integrated

The MAX840ESA+T is a highly efficient charge pump DC-DC converter manufactured by Maxim Integrated, designed to deliver a regulated voltage supply to various electronic devices. This versatile component is ideal for applications that require a positive-to-negative voltage conversion with minimal external components and a compact footprint.

Key Features

• Output Voltage: The MAX840ESA+T provides a fixed output voltage of -5V, which is essential for applications that need a stable negative supply.
• High Efficiency: Utilizing a charge pump mechanism, this converter achieves high power efficiency, reducing energy loss and heat generation in your circuit.
• Low Quiescent Current: It features a low quiescent current of only 120µA, making it suitable for battery-powered and portable devices where power conservation is crucial.
• Simple Design: The converter operates without the need for an inductor, simplifying design and reducing overall component count.
• Small Package: Housed in an 8-pin SOIC package, the MAX840ESA+T saves valuable board space in space-constrained applications.
• Wide Input Voltage Range: It accepts input voltages from 2.7V to 5.5V, accommodating a variety of power sources and allowing for flexible circuit design.

Applications

The MAX840ESA+T is suitable for a range of applications, including but not limited to:

• Portable instruments
• Medical devices
• Battery-powered equipment
• Data acquisition systems
• Negative voltage generators in bias supplies

Reliability and Performance

Maxim Integrated is renowned for its commitment to quality and reliability. The MAX840ESA+T is built to meet the high standards expected of industrial-grade components, ensuring consistent performance and durability in various operating conditions.

Whether you're designing a new piece of portable electronics or looking to improve the efficiency of an existing system, the MAX840ESA+T offers a practical solution for generating a regulated negative voltage with minimal design complexity.