The MAX739CWE+T from Maxim Integrated is a highly efficient, CMOS charge-pump voltage inverter that delivers a high output current with a low supply current. This device is designed to convert a positive voltage in the range of +2.7V to +5.5V to the corresponding negative voltage of -2.7V to -5.5V. Its versatility and efficiency make it an ideal choice for a wide range of applications, including battery-powered devices, portable equipment, and any system requiring a negative supply voltage generated from a positive input.

Key Features

• High Efficiency: The MAX739CWE+T utilizes a switched-capacitor voltage inverter to achieve high power efficiency, which is critical for prolonging battery life in portable applications.
• Low Operating Current: This device is optimized for low quiescent current, drawing only 120µA of supply current, making it suitable for power-sensitive designs.
• High Output Current: Capable of delivering up to 60mA of output current, the MAX739CWE+T can power a variety of loads, including OLED displays and sensor modules.
• Wide Input Voltage Range: With an input voltage range of +2.7V to +5.5V, this voltage inverter can accommodate a variety of power sources from single-cell Li-Ion batteries to standard 5V supplies.
• Low Profile: The device is offered in a 16-pin narrow SO package, which is suitable for space-constrained applications.

Applications

• Portable Battery-Powered Devices
• Medical Instruments
• Operational Amplifier Power Supplies
• Data Acquisition Systems
• Handheld Computing Devices
• Telecommunication Circuitry

Product Specifications

Parameter Value Part Number MAX739CWE+T Manufacturer Maxim Integrated Package/Case 16-SOIC Output Voltage -2.7V to -5.5V Output Current Up to 60mA Supply Current 120µA Input Voltage +2.7V to +5.5V