Maxim Integrated MAX17121ETG Overview

The MAX17121ETG from Maxim Integrated is a high-performance, multi-output power-supply IC designed to cater to the demanding needs of modern electronics. It is specifically engineered to provide a reliable power solution for LCD panels and is ideally suited for use in notebooks, monitors, and other portable devices where efficient power management is crucial.

Key Features

• Integrated Step-Up DC-DC Converter: The device includes a high-frequency, step-up DC-DC converter that provides the source voltage for the panel's thin-film transistor (TFT) backplane.
• Multiple Regulated Outputs: It features multiple regulated outputs, including a positive analog supply voltage and a negative analog supply voltage for the gate drive.
• High-Efficiency Operation: The MAX17121ETG is designed for high efficiency, which is essential for battery-powered devices, helping to extend the battery life and reduce heat generation.
• Integrated Fault Protection: The device includes comprehensive fault protection features such as overvoltage, undervoltage, and thermal shutdown to ensure the safety and longevity of the end application.

Technical Specifications

• Package: The MAX17121ETG is offered in a compact, 24-pin thin QFN package, which is ideal for space-constrained applications.
• Operating Temperature: It is designed to operate over a wide temperature range, making it suitable for various environments.
• Input Voltage Range: The device supports a broad input voltage range, accommodating various power sources and system voltages.
• Adjustable Outputs: Output voltages are adjustable through external resistive dividers, providing flexibility to match specific panel requirements.

Applications

The versatility of the MAX17121ETG allows it to be used in a wide array of applications beyond LCD panels, including portable media players, automotive displays, and other devices that require efficient power management for multiple supply rails.

With its combination of efficiency, integration, and protection features, the MAX17121ETG stands out as a robust solution for advanced power supply designs, ensuring reliable operation and optimal performance of the end product.