The MAX641XESA is a high-efficiency, voltage-mode, step-up DC-DC converter designed by Maxim Integrated to meet the needs of battery-powered and low-voltage systems. This compact and reliable power solution is ideal for applications requiring a regulated higher voltage from a lower voltage supply.

Key Features

• Voltage Range: The device operates from an input voltage as low as 2.7V and can step up voltages to a maximum output of 5.5V, making it versatile for various applications.
• Output Current: It can deliver an output current up to 350mA, depending on the input voltage and the output voltage settings, providing sufficient power for a wide range of devices.
• High Efficiency: The MAX641XESA features a quiescent current of only 110µA and can achieve up to 87% efficiency, which helps to maximize battery life in portable applications.
• Adjustable Output: The output voltage is adjustable, which allows for customized voltage settings to match specific requirements of the target application.
• Packaging: Offered in an 8-pin SOIC package, the MAX641XESA is designed for space-constrained applications.
• Protection Features: It includes built-in thermal shutdown, current limit, and under-voltage lockout features that protect the device and the load from various fault conditions.

Applications

The MAX641XESA is suitable for a variety of applications, including but not limited to:

• Portable electronics
• Battery-powered devices
• Handheld instruments
• Small LCD panels
• Positive voltage regulators

Conclusion

With its high efficiency, adjustable output voltage, and robust protection features, the MAX641XESA from Maxim Integrated is an excellent choice for designers looking to optimize their power management solutions in compact, battery-operated devices. Its ability to provide a stable, stepped-up voltage in a small form factor makes it a go-to component for a wide range of electronic applications.