BU4941FVE-TR

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PMIC (Power Management Integrated Circuit) is a type of integrated circuit used in electronic devices. They are used to regulate the power consumed in an electronic product for efficient operation. Supervisors are typically used for battery monitoring, voltage regulation, load monitoring and power system alerting. The BU4941FVE-TR is an example of a supervisor from ROHM Semiconductor, which is widely used in many electronic devices.

The BU4941FVE-TR is a low-voltage monitoring supervisor device. It features an adjustable supply voltage operating range of 2V – 5.5V, with a wide operating temperature range from –40°C to 85°C. The supervisor provides an adjustable reset output, allowing it to be used in applications where an external reset is necessary. Additionally, the supervisor provides an LED output that can be configured to blink or be constantly lit, depending on the application.

The BU4941FVE-TR is commonly used in home and industrial appliances, as well as automotive and medical applications. Its primary application is to detect low voltage situations and generate a reset or alert signal when necessary. In an automotive application, it could be used to detect a low battery voltage and activate a warning light. In medical applications, it could be used to detect low voltage conditions in a patient monitoring device and sound an alarm.

The BU4941FVE-TR supervisor works by monitoring the input voltage it is connected to. When the voltage drops below a certain level, for example 2.4V, the device will produce a reset signal or alert, depending on the configuration of the device. If the voltage remains low for a specific amount of time, the device will remain in a reset state until the input voltage rises again. The device also features an adjustable timeout period, which allows it to be programmed to reset more frequently or less frequently based on the application.

The BU4941FVE-TR is a useful device for a variety of applications due to its wide operating temperature range, adjustable supply voltage and adjustable reset output. In addition, its low power consumption and small package size make it a great choice for energy-efficient designs. Thanks to its superior performance and reliability, the BU4941FVE-TR is a popular choice for many electronic device designs.

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