Maxim Integrated Product Overview: MAX1847EEE

The MAX1847EEE from Maxim Integrated is a high-performance, low-noise, step-up DC-DC converter designed to provide a compact and efficient power solution for portable electronic devices. This advanced power management integrated circuit (PMIC) is well-suited for applications requiring a regulated power supply from a single-cell lithium-ion (Li-ion) battery or other low-voltage power sources.

Key Features

• High Efficiency: The MAX1847EEE offers a high conversion efficiency, which is essential for maximizing battery life in portable applications.
• Adjustable Output Voltage: It provides an adjustable output voltage range, allowing designers to tailor the output to their specific requirements.
• Low Noise Operation: The device is engineered for low-noise operation, making it ideal for noise-sensitive applications such as RF circuits and audio devices.
• Small Footprint: The MAX1847EEE comes in a compact 16-pin QSOP package, which is perfect for space-constrained applications.
• Integrated Features: It includes integrated features such as soft-start, to minimize inrush current during startup, and a low-battery detector to signal when the battery voltage falls below a preset threshold.

Applications

The MAX1847EEE is versatile and can be used in a wide range of applications, including:

• Portable Media Players
• Digital Cameras
• Handheld Devices
• Personal Digital Assistants (PDAs)
• Wireless Handsets and Accessories

Technical Specifications

The device's technical specifications attest to its suitability for demanding applications:

• Input Voltage Range: 0.7V to 5.5V
• Output Voltage Range: 2.5V to 5.5V (adjustable)
• Switching Frequency: 500kHz (typical)
• Load Current: Up to 500mA (depending on input/output voltages)
• Package Type: 16-Pin QSOP

With its combination of efficiency, flexibility, and compact design, the MAX1847EEE from Maxim Integrated is an excellent choice for designers looking to optimize power management in their next-generation portable devices.