The MAX761ESA+ from Maxim Integrated is a highly efficient, compact, and versatile DC-DC voltage converter that is designed to meet the needs of a wide range of applications. This step-up voltage converter is capable of generating a positive output voltage from a negative input voltage, making it an ideal solution for applications that require a dual supply from a single battery or other negative supply sources.

Key Features

• Input Voltage Range: The device operates with an input voltage range of -1.0V to -10.0V, providing flexibility for various power requirements.
• Adjustable Output: The output voltage is adjustable and can be set from +1.25V to +20V, accommodating a wide range of devices and applications.
• High Efficiency: With its high efficiency of up to 96%, the MAX761ESA+ minimizes power loss, making it suitable for battery-powered devices.
• Low Quiescent Current: It features a low quiescent current, which is ideal for power-sensitive applications.
• Frequency Operation: The device operates at a switching frequency of 40kHz, which allows for smaller external components, thus reducing overall space and cost.

Applications

The MAX761ESA+ is used in a variety of applications including but not limited to:

• Portable instruments
• Battery-powered equipment
• Negative to positive converter for data acquisition systems
• Handheld medical devices

Package and Reliability

It comes in a compact 8-pin SO package, making it easy to integrate into space-constrained designs. The device is also characterized for operation from -40°C to +85°C, ensuring reliable performance across a wide range of environmental conditions.

Manufacturer Support

Maxim Integrated provides comprehensive technical support for the MAX761ESA+, including detailed datasheets, application notes, and design resources to facilitate the integration of this voltage converter into your next project.