Maxim Integrated MAX1799AEGP-T Product Overview

The MAX1799AEGP-T from Maxim Integrated is a high-performance, step-up DC-DC converter designed for portable applications. This integrated circuit is engineered to deliver a fixed or adjustable output voltage from a single-cell lithium-ion (Li+) battery or multiple alkaline/NiMH cells, making it an ideal power solution for handheld devices.

Key Features

• High Efficiency: The MAX1799AEGP-T offers up to 94% efficiency, which is critical for maximizing battery life in portable applications.
• Adjustable Output: Users can set the output voltage from 2.7V to 5.5V with external resistors, providing flexibility for different design requirements.
• Low Quiescent Current: With its low quiescent current, this IC helps in reducing the standby power consumption, further prolonging battery life.
• Integrated MOSFET: The inclusion of an internal 0.17Ω N-channel MOSFET simplifies the design and reduces external component count.
• Pulse Frequency Modulation (PFM) Mode: The PFM mode allows for improved efficiency at light loads, which is beneficial for extending battery run-time.
• Thermal Protection: The device comes with built-in thermal shutdown protection to prevent damage from overheating.

Applications

The versatile nature of the MAX1799AEGP-T makes it suitable for a wide range of applications, including but not limited to:

• Portable Media Players
• Handheld Devices
• GPS Receivers
• Digital Cameras
• PDAs and Smartphones

Package and Availability

The MAX1799AEGP-T comes in a compact 24-pin TSSOP (Thin Shrink Small Outline Package) that is well-suited for space-constrained applications. This product is available in tape and reel format, making it ready for automated assembly processes.

Conclusion

Maxim Integrated's MAX1799AEGP-T is a robust and efficient solution for powering portable electronics. With its high efficiency, adjustable output voltage, and integrated features, it simplifies design and enhances performance in battery-powered applications. Its small form factor and ease of integration make it an excellent choice for designers looking to optimize their power management solutions.