The MAX1779EUE+ is a high-efficiency, step-up DC-DC controller from Maxim Integrated designed to provide a compact and flexible solution for power supply applications. This versatile controller is capable of generating a regulated output voltage from an input voltage as low as 2V, making it ideal for battery-operated devices.

Key Features

• Wide Input Voltage Range: The device operates from an input voltage range of 2V to 16.5V, accommodating a variety of power sources including single-cell to multi-cell batteries or regulated power supplies.
• Adjustable Output Voltage: The output voltage is adjustable up to 28V, allowing for a broad range of applications.
• High Efficiency: With its integrated MOSFET and low quiescent current, the MAX1779EUE+ achieves high conversion efficiency, which is essential for maximizing battery life in portable devices.
• Pulse-Frequency Modulation (PFM) Mode: The device includes a PFM mode for improved efficiency at light loads, further extending battery life.
• Thermal Shutdown: To ensure reliable operation, the controller features thermal shutdown protection that prevents damage from overheating.
• Compact Package: The MAX1779EUE+ is available in a 16-pin TSSOP package, which is suitable for space-constrained applications.

Applications

The MAX1779EUE+ is well-suited for a wide range of applications, including but not limited to:

• LCD Bias Supplies
• Portable Equipment
• Digital Cameras
• GPS Devices
• PDAs and Handheld Computers

Ordering Information

The MAX1779EUE+ can be ordered with the standard TSSOP-16 package. It is specified over the extended -40°C to +85°C temperature range, accommodating various environmental conditions.

Conclusion

The Maxim Integrated MAX1779EUE+ step-up DC-DC controller is a highly efficient solution for generating a regulated high voltage from a lower voltage source. Its versatility and performance make it an excellent choice for designers looking to optimize power management in their portable and space-sensitive applications.