MAX16026TE+

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Power management integrated circuits (PMICs) are widely used in today’s digital and communication products. PMICs provide reliable and efficient power solutions by combining multiple power management functions such as short-to-ground protection, overcurrent protection, and overvoltage protection into a single integrated circuit. The MAX16026TE+ is a comprehensive family of supervisory and power management integrated circuits (PMICs) designed to protect system components from overvoltage and under voltage conditions. It integrates an advanced reset, power fail warning, power-on reset, watchdog, over-current detection, brownout detection, and various LED driving functions into a single package.

The MAX16026TE+ includes an ultra-low power, low quiescent current reset circuit that monitors power rails to notify a microcontroller when connected devices have experienced an over-current event, brownout, or other fault condition. The MAX16026TE+ also has separate disable signals for the microcontroller and other devices in the system to help eliminate false alarms caused by transient signal glitches or microcontroller reset events. Its low quiescent current also helps to conserve power when it is not being used.

The MAX16026TE+ is designed to work at a supply voltage range of 1.8V to 5.5V, making it suitable for a wide range of applications. Its integration of over-current, brownout, and power fail functions can help to enhance system performance and reduce the size and cost of system designs.

The MAX16026TE+ features an active-low reset output for the microcontroller and an open-drain power fail warning output with an adjustable threshold. The reset output can be used to deassert the microcontroller after a brownout, over-current, or other fault condition is detected. The power fail warning output has an adjustable reset threshold between 1.8V and 5.5V, which can be used to alert the system to an input voltage becoming too low.

The MAX16026TE+ also offers over-current detection, which allows the system to detect when its current consumption exceeds a user-defined threshold. The over-current detection circuit is programmable by a digital control register, giving the system designer the flexibility to customize its operation to match their needs. This feature also helps to reduce the size of the system design and eliminate the need for an external over-current protection device.

For LED-based systems, the MAX16026TE+ includes two LED drivers with adjustable brightness control and an LED selection multiplexer. The LED selection multiplexer allows the system designer to select up to four different LEDs for the system. The LED drivers are adjustable from 0mA to 4mA and are capable of providing a wide range of luminous intensities. The adjustable nature of the LED drivers also allows the system designer to customize the visual appearance of the system to fit their exact needs.

Overall, the MAX16026TE+ offers a comprehensive and integrated power management solution that is well-suited for a wide range of applications. It combines short-to-ground protection, overcurrent protection, overvoltage protection, an advanced reset circuit, power fail warning, power-on reset, watchdog, over-current detection, brownout detection, and LED driving functions into one complete power management solution. This integrated approach helps to minimize system size and cost, while offering an improved level of system performance.

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