MAX6388XS41D7-T

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A power management integrated circuit (PMIC) is a single chip device that is used to manage and supply power in modern electronic systems. It is capable of providing power from various sources, controlling, and distributing the power to various components on a circuit. Among the various types of PMICs, supervisors are specialized circuits that are mainly used for software protection purposes like resetting a microcontroller and regulating voltage levels. The MAX6388XS41D7-T is one such PMIC, ideal for use in low-power applications and is considered as one of the leading PMICs in the market right now.

Introduction to MAX6388XS41D7-T

The MAX6388XS41D7-T is a supervisor IC with an exceptionally high power efficiency, and is optimized to offer superior performance when exposed to extreme temperatures. The device is housed in a compact 4-pin SOT-23 package and is capable of working with voltages ranging from 1.8V to 5.5V. It features a power-on reset (POR) delay of 1 msec, and a reset hold time of 255ms at 5.5V.

The MAX6388XS41D7-T also features a small hysteresis window of 50mV making it suitable for controlling the reset circuit of low-power applications. This supervisor IC can be used for both manual and microprocessor-based reset systems. It does not require an external capacitor, making it a complete standalone IC.

Application Field of MAX6388XS41D7-T

The MAX6388XS41D7-T is mainly used in low-power applications such as device power control, intelligent power systems, watchdog timers, and programmable logic controllers. It can also be used in battery-operated systems, portable computer systems, flash memory devices, and wireless modules.

The MAX6388XS41D7-T is also suitable for use in signal processing, audio and video applications, consumer electronics, and other applications that require precise voltage monitoring. Since it offers superior performance in extreme temperatures, it is ideal for use in automotive applications where environments are more susceptible to temperature fluctuations.

Working Principle of MAX6388XS41D7-T

The MAX6388XS41D7-T is an ultra low-power supervisor IC that uses hysteresis comparators to accurately monitor the input voltage and reset the system whenever the voltage level is below the programmed threshold. The circuit features an internal voltage reference of 2.09V, which is used to compare the input voltage with the preset threshold level for resetting the system.

The MAX6388XS41D7-T is also capable of providing an early warning in case of a power failure. It can detect a supply voltage below 2.08V and produce a reset signal as early as 2.0V reducing the system’s power consumption. This IC also features active low and active high reset outputs depending on the application requirements.

Conclusion

The MAX6388XS41D7-T is a highly versatile PMIC supervisor mainly used for software protection purposes. It is optimized to offer superior performance when exposed to extreme temperatures and has a variety of applications in low-power and battery-operated systems, portable computer systems, and other applications that require voltage monitoring. It features hysteresis comparators, an internal voltage reference of 2.09V, and active low/high reset outputs. The device is packaged in a small 4-pin SOT-23 package and comes with a POR delay of 1 msec and a reset hold time of 255ms at 5.5V making it the ideal choice for low-power applications.

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