Maxim Integrated MAX1692EUB-T Charge Pump DC-DC Converter

The MAX1692EUB-T from Maxim Integrated is a high-efficiency, low-noise charge pump DC-DC converter designed to provide a reliable power solution for portable electronic devices. This compact and versatile component is capable of converting a positive input voltage into a regulated negative output voltage, making it an ideal choice for applications such as biasing LCD displays or powering operational amplifiers in portable instrumentation.

The MAX1692EUB-T operates with an input voltage range of 2.7V to 5.5V, which is suitable for battery-powered devices that require a consistent power supply even as the battery voltage fluctuates. The output voltage is adjustable from -1.25V to -5.5V, providing design flexibility to meet the requirements of various applications. Additionally, the converter features a high switching frequency of 125kHz, which allows for the use of small external capacitors, thereby minimizing the overall footprint on the printed circuit board (PCB).

One of the key advantages of the MAX1692EUB-T is its high power efficiency, which is achieved through a regulated charge pump topology. This ensures that the device maintains a stable output voltage even under varying load conditions, which is crucial for maintaining the performance and longevity of sensitive electronic components. Furthermore, the low quiescent current of the MAX1692EUB-T contributes to the extended battery life of the end product.

The device comes in a compact μMAX-10 package, which is highly beneficial for space-constrained applications. The MAX1692EUB-T also includes built-in thermal overload protection and short-circuit protection, providing an additional layer of safety for the end device. With its robust design and comprehensive protection features, the MAX1692EUB-T is an excellent choice for designers looking to implement a reliable and efficient negative voltage power supply in their next project.

Overall, Maxim Integrated's MAX1692EUB-T is a high-performance charge pump DC-DC converter that offers a combination of efficiency, flexibility, and compactness, making it well-suited for a wide range of portable electronic applications.