XC6122F521ER-G

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Watchdog Circuit
Number of Voltages Monitored:	1
Output:	Open Drain or Open Collector
Reset:	Active Low
Reset Timeout:	400 ms Typical
Voltage - Threshold:	2.1V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	6-UFDFN Exposed Pad
Supplier Device Package:	6-USPC (1.8x2)

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PMIC-Supervisors: XC6122F521ER-G Application Field and Working Principle

Power Management Integrated Circuit (PMIC) supervisors are a type of integrated chip designed to monitor and manage power supply and other associated circuits. They are mostly used in computers, smartphones, tablets and other mobile devices to regulate power consumption. PMIC supervisors are a special kind of integrated chip that is especially meant for monitoring and controlling power consumption.The XC6122F521ER-G is a high performance power management supervisor from the XC family of integrated circuits from XMC Energy Corporation. It integrates advanced supervisory functions, reset logic and an overall power-on reset in one package. It is specifically meant for applications that require a high level of power efficiency and reduced system complexity.With its low quiescent current of 15µA and a fast switch-off time of 30us, it ensures efficient power management. Low power consumption, low supply voltage (1.6V-3.6V) and wide operating temperature range (industrial -40°C to +125°C), alongside with the very fast reset activation time make this power manager ideal for portable applications. The XC6122F522ER-G is designed to protect connected circuits against an over-current fault and an overtemperature fault without any external components. There are two kinds of safety modes, namely OCP (Over-Current Protection) and OTP (Over-Temperature Protection). The OCP mode is set to automatically disable the output load current if it exceeds the set current limit. This is done to protect key circuit components from damage which might be caused by unusually high currents. The OTP mode on the other hand is set to completely shut down the device if the internal junction temperature exceeds the pre-set threshold. The XC6122F522ER-G is also featured with power good detection that is enabled at default and provides stable and reliable power management. This power-good detection system is used to monitor the device’s supply voltage and to inform the system controller if there is a supply voltage drop below the required voltage potential.In addition, there are parts in the XC6122F521ER-G, such as the Reset Output, Power Output and Supervisory Output, which provide extra functionality. The reset output is designed to open a connection to the place where reset is required when the voltage level exceeds its expected threshold. The power output on the other hand is used to control the power supply of other devices and can be enabled or disabled with a digital control line. The supervisory output is used to start and stop the device by initiating the action of other devices. In conclusion, the XC6122F522ER-G is a high performance power-management supervisor which integrates all the power management functionalities into one package. It is really helpful in achieving a high level of power efficiency and reducing system complexity, making it suitable for a wide range of power management applications, such as portable electronic devices.

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