MAX6385XS44D2-T

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The MAX6385XS44D2-T is a supervisor IC in the field of PMIC (Power Management Interface Circuit) designed by Maxim Integrated. It is a true voltage supervisor with a very low current consumption. The device has two power inputs, PVDD1 and PVDD2, for monitoring two different external voltages and providing accurate power-on reset (POR) and power-on warning (POW) outputs.

The MAX6385XS44D2-T has an automatic reset signal, which is triggered when either of the two monitored voltages drop below the reset threshold voltage. This reset signal will reset all of the devices on the system and bring it back to a known state. Additionally, the device has a power-on warning output, which is triggered when either of the monitored voltages drops below the warning threshold voltage. This output can then be used to signal the processor or other devices in the system that the system is failing and needs attention.

The MAX6385XS44D2-T features a high-accuracy input comparator with a low threshold voltage drift of 2.5mV/°C for better temperature stability. It also has an on-chip voltage reference and an external resistor network for setting the minimum and maximum voltages for the reset and warning output. The device has a wide operating temperature range of -40°C to +125°C, making it suitable for use in industrial or automotive applications.

The device is built on an advanced CMOS process and features a quiescent current of only 0.2uA, making it very efficient even in standby modes. The MAX6385XS44D2-T is available in an 8-pin TDFN package and is RoHS compliant. The device also comes with a wide array of protection features such as output short-circuit protection and thermal protection.

The MAX6385XS44D2-T is commonly used in automotive and industrial applications. Its low current consumption makes it an ideal choice for battery-powered devices, such as automotive or medical applications. It can also be used in vehicles to detect the battery voltage or oil pressure and provide a warning in the event of a drop. Additionally, the device can be used in industrial applications to detect the input power and provide a warning in the event of a power failure.

In conclusion, the MAX6385XS44D2-T is an efficient and reliable supervisor IC for PMIC applications. It is designed to provide a wide array of protection features and can monitor two different external voltages. It has a very low current consumption, making it ideal for battery-powered applications, and it is available in an 8-pin package. The device also features high accuracy and good temperature stability, making it an ideal choice for automotive and industrial applications.

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