MAX6388XS26D3+T

Series:	--
Packaging:	Strip
Part Status:	Active
Type:	Multi-Voltage Supervisor
Number of Voltages Monitored:	2
Output:	Push-Pull, Totem Pole
Reset:	Active High
Reset Timeout:	140 ms Minimum
Voltage - Threshold:	2.63V, Adj
Operating Temperature:	-40°C ~ 125°C (TA)
Mounting Type:	Surface Mount
Package / Case:	SC-82A, SOT-343
Supplier Device Package:	SC-70-4

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PMIC - Supervisors: MAX6388XS26D3+T Application Field and Working Principle

Power management integrated circuits (PMICs) play an important role in cost reduction, system size reduction, power efficiency, and power device protection. They provide a single system solution that supports the complex need of a variety of power supply systems and are often integrated into other control circuits or monitoring circuits as well.Within the broad category of PMICs, there is a subtype of devices called supervisors. The MAX6388XS26D3+T supervisor IC is a low-cost, low-power supervisor IC that provides exceptional performance and is suitable for a wide range of power supply systems. In this article, we will discuss the application field of the MAX6388XS26D3+T supervisor IC as well as its working principle.

Application Field

The MAX6388XS26D3+T supervisor IC is suitable for a wide range of power supply systems, including office and home automation, entertainment systems, medical equipment, and portable devices. The device’s high accuracy and power efficiency makes it attractive to designers of both cost-effective and energy-efficient power supply systems.

Features

The MAX6388XS26D3+T supervisor IC is available in a small footprint and comes with a range of features that make it optimal for its most common applications. It is designed to provide accurate voltage and temperature monitoring, as well as overvoltage, overcurrent, and reverse polarity protection. The device also offers automatic power-on reset, brownout reset, and soft start.In addition, the device offers a wide operating temperature range, from -40°C to +105°C, making it suitable for a variety of environmental conditions. Furthermore, its low-power consumption and wide input voltage range make it ideal for battery-powered applications.

Working Principle

The MAX6388XS26D3+T supervisor IC works by monitoring the input voltage, temperature, and current and provides reset and voltage-ramp-up signals when their levels go outside the pre-programmed range. First, the device continuously monitors the input voltage. When the voltage drops below the pre-programmed threshold, the device provides a reset signal to the system.Second, the device monitors the temperature, and when the temperature goes above the pre-configured threshold, the device sends a reset signal to the system to signal a thermal overload. Third, the device constantly monitors the current, and when it goes above the pre-programmed level, it provides a reset signal to the system.Finally, the device provides a soft-start signal when the input voltage is above the reset threshold. The start signal causes the voltage to slowly ramp up, allowing the system to start up in a controlled manner.

Conclusion

The MAX6388XS26D3+T supervisor IC is a low-cost, low-power supervisor IC that provides excellent performance and is suitable for a wide range of power supply systems. It is designed to provide accurate voltage and temperature monitoring, as well as overvoltage, overcurrent, and reverse polarity protection. In addition, the device offers automatic power-on reset, brownout reset, and soft start. By understanding the application field of the MAX6388XS26D3+T supervisor IC and its working principle, designers can ensure optimal performance and reliability for power supply systems.

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