The MAX1926ETC+ is a high-efficiency, low-noise, synchronous step-down DC-DC converter designed by Maxim Integrated to meet the rigorous power supply requirements of portable and battery-powered applications. This compact and versatile power solution is ideal for devices where space is at a premium and energy efficiency is paramount.

Key Features

• Input Voltage Range: The MAX1926ETC+ operates with an input voltage range of 2.6V to 5.5V, making it suitable for single-cell lithium-ion (Li+) batteries, as well as other standard power sources.
• Adjustable Output: It delivers an adjustable output voltage from 0.8V up to 92% of the input voltage, allowing for a wide range of power supply configurations and flexibility in design.
• High Efficiency: The device achieves up to 95% efficiency, which minimizes power loss during conversion and extends battery life in portable applications.
• Low Quiescent Current: Its low quiescent current of only 25µA (typical) during operation and 0.1µA (typical) in shutdown mode ensures minimal drain on the battery when the device is inactive.
• Compact Package: Encased in a small, 12-pin thin QFN package, the MAX1926ETC+ saves valuable board space and is well-suited for space-constrained applications.
• Integrated Features: The converter includes internal synchronous rectification and a fixed-frequency PWM control scheme to reduce external component count and simplify the design process.
• Protection Mechanisms: It is equipped with a variety of protection features, including overcurrent protection, thermal shutdown, and under-voltage lockout, ensuring safe operation under adverse conditions.

Applications

The MAX1926ETC+ is a versatile component that can be utilized in a multitude of applications, including but not limited to:

• Portable Media Players
• Wireless Handsets
• GPS Receivers
• Digital Cameras
• PDAs and Handheld Computers

With its high efficiency, low noise operation, and compact form factor, the MAX1926ETC+ from Maxim Integrated stands as an excellent power management solution for designers looking to optimize their power-sensitive applications.