MIC706RMY

Series:	--
Packaging:	Tube
Part Status:	Active
Type:	Simple Reset/Power-On Reset
Number of Voltages Monitored:	1
Output:	--
Reset:	Active Low
Reset Timeout:	140 ms Minimum
Voltage - Threshold:	2.63V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	8-SOIC
Base Part Number:	MIC706

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MIC706RMY Application Field and Working Principle

PMIC (Power Management Integrated Circuit) is a single-chip solution designed to deliver power for the most demanding systems. It integrates the functions necessary for complete power management, such as power conversion, battery charging, and system monitoring and control. As one of the key components in the system, PMIC helps reduce the size, number of components, and cost of the system. The MIC706RMY is a supervisor chip packaged in a small, 6-pin SOT-23 package and is used for 3V or 5V system power supply monitoring and adjustment.The MIC706RMY is a low-dropout (LDO) voltage monitor that monitors the power supply voltage to ensure that it is in the correct range. The IC has two thresholds: one to indicate when the voltage is below a certain point (low limit), and the other to indicate when it is above a certain point (high limit). If either the low or high limit is exceeded, the MIC706RMY generates a reset signal that can be used to reset the system. This reset signal can also be used to detect power up/down events and to initiate power management functions.

The MIC706RMY typically monitors the system\'s voltage rails directly, with no external resistors required. The input supply voltage range is 2.6V to 5.5V, so it is suitable for a wide range of systems. It is also capable of sinking up to 200mA in reset state, which makes it suitable for use in high current applications. The integrated reset signal has a low internal power consumption of 0.7μA and a built-in watchdog timer. This ensures that the system is reset if it is not responding correctly. The reset pulse is 50ms wide and can be delayed up to 1s by programming the delay pin.

The MIC706RMY also features a power good (PG) output signal that indicates the presence of a valid power supply. This signal can be used to indicate when the system is stable and ready for operation. It is also used to control the system\'s main switch, which can be used to detect an overload or short circuit in the system and to initiate power-down sequences.

The MIC706RMY provides a suite of protection features for the system. Its over-voltage protection (OVP) monitors the voltage supply to ensure that a high voltage does not damage the system. Its over-current protection prevents the system from drawing too much current from the power source, which can cause an overload. Finally, the device protects against reverse polarities, which can be extremely dangerous in some systems. All these features help protect the system and its components from damage.

In addition to the protection features, the MIC706RMY offers other power management features. The voltage monitoring feature can be used to monitor multiple system voltages simultaneously, allowing the designer to optimize system power usage. The external supply voltage sensing can be used to detect the presence of an external power source, helping to reduce power consumption when no external power is present. The device\'s adjustable reset delay can be used to ensure proper power-up sequences in multiple system configurations.

In conclusion, the MIC706RMY is a power management IC that offers a comprehensive range of features for protecting and optimizing system performance. Its range of protection features ensures the system is protected from over-voltage, over-current, and reverse polarities. Its voltage monitoring, external supply voltage sensing, and adjustable reset delay features help to optimize system power use. All these features are packed into a tiny 6-pin SOT-23 package, making it ideal for a wide range of applications.

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