X5168S8IZ-2.7T1

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In today\'s increasingly small form factor electronic products, the performance of electronic products is not just determined by the integrated circuits inside. Power Management IC (PMIC) becomes essential to reduce board area, dissipate heat and increase power efficiency as well as accuracy in power system design. Among different types of PMICs, Supervisors are one of the most common PMICs used for monitoring voltage levels due to its low cost and compact size. This article will discuss one specific type of Supervisors, X5168S8IZ-2.7T1, in detail and its application fields as well as working principle.

With an operating temperature range of -40°C to 85°C and a storage temperature range of -65°C to 150°C, X5168S8IZ-2.7T1 is an 8-channel Supervisor that is suitable for a variety of industrial and consumer applications, such as automotive, industrial control and consumer electronics. This high-performing, ultra-low quiescent current integrated device eliminates the need for discrete monitoring and protection circuits, which saves valuable system board space in applications where space is of the utmost consideration.

X5168S8IZ-2.7T1 is used to monitor voltage levels of multiple power supply rails. It has independent over-voltage (OV) and under-voltage (UV) detection per each channel, OV and UV theresholds are programmable through the I2C interface. In addition, it supports windowed watchdog monitoring, which monitors the device state and will reset the system if the device doesn\'t enter a certain state within the timeout limit. It also has separate active-LOW reset pin outputs per each channel.

The main components of X5168S8IZ-2.7T1 are Voltage Supervision Circuit and Current Limiting Circuit. The Voltage Supervision Circuit is used to monitor the voltage levels at each channel and to generate reset signals when the voltage levels go over or under the programmed thresholds. The current limiting circuit is used to limit power dissipation which occurs when there is a fault or an over current condition. It also monitors the voltage levels and generates reset signals when the voltage levels go over or under the programmed thresholds.

The working principle of X5168S8IZ-2.7T1 is very straightforward. When power is applied to the device, the voltage supervision circuit will detect the level at each channel and compare it with the programmed thresholds. If the voltage level of any one of the channels is out of range (either over or under), then the device will generate a reset signal at the corresponding active-LOW reset pin to reset the system. The current limiting circuit will also monitor the voltage levels and will activate when there is an over current condition to limit the power dissipation.

In conclusion, X5168S8IZ-2.7T1 is an 8-channel Supervisor device which can be used in a variety of industrial and consumer applications thanks to its low quiescent current, small size, and wide operating temperature range. It can be used to monitor voltage levels and generate reset signals when the voltage levels go over or under the programmed thresholds. The current limiting circuit is used to limit power dissipation in case of over current conditions and to generate reset signals as well. X5168S8IZ-2.7T1 is a great choice for monitoring and protection of power supply systems.

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