The MAX1744EUB/V from Maxim Integrated is a compact, high-efficiency, step-up DC-DC converter designed for applications requiring voltage conversion from a lower voltage source to a higher voltage output. This component is particularly suitable for portable devices due to its small size and high power efficiency.

Key Features

• Wide Input Voltage Range: The device can operate from an input voltage as low as 0.7V, making it ideal for single-cell, two-cell, or three-cell battery-powered applications, as well as for systems powered by solar cells or other low voltage sources.
• Adjustable Output Voltage: The output voltage is adjustable up to 28V, providing versatility for a range of design requirements.
• High Efficiency: The MAX1744EUB/V offers up to 92% conversion efficiency, which is critical for maximizing battery life in portable applications.
• Low Quiescent Current: Its quiescent current is only 110µA, contributing to minimal power drain when the device is in standby mode.
• Integrated MOSFET: The inclusion of an N-Channel MOSFET switch eliminates the need for an external power switch, reducing component count and board space.
• Small Package: The device comes in a µMAX-10 package, which is highly space-efficient for compact circuit designs.

Applications

The MAX1744EUB/V is versatile and can be used in a variety of applications, including but not limited to:

• Portable Electronics
• Medical Devices
• Wireless Communication Devices
• Power Backup Systems
• Handheld Instruments

Technical Specifications

• Input Voltage: 0.7V to 5.5V
• Output Voltage: Adjustable up to 28V
• Output Current: Up to 200mA (depending on input voltage and output voltage)
• Switching Frequency: 1.2MHz (typical)
• Operating Temperature Range: -40°C to +85°C
• Package: µMAX-10

Overall, the MAX1744EUB/V from Maxim Integrated is a powerful solution for designers looking to boost voltage in a compact form factor without compromising on efficiency or performance. Its ability to support a wide range of input voltages and adjustable output makes it a flexible choice for many electronic applications.