BD4835FVE-TR

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PMIC - Supervisors, such as the BD4835FVE-TR, are integrated circuits (ICs) used to provide essential monitoring and control operations in a power supply system or for an embedded microprocessor. The BD4835FVE-TR is a supervisor IC which can monitor positive and negative voltage levels, supply current, and current flow from an external line. It can also provide over-current protection from an internal current sense resistor and operates as a reset timer to ensure proper sequencing of logic levels when power is applied to a system.

The BD4835FVE-TR has a wide range of applications in power electronics and battery powered systems, such as in automotive, medical, industrial and consumer electronics. It can be used to monitor power supplied to microprocessors, providing status signals when reset, power good, and over-current conditions are encountered. This device can also be used to protect against over-voltage and under-voltage conditions, control the on/off state of the system, and provide maximum current limit.

The BD4835FVE-TR supervisor IC has several key features: it has voltage monitoring from 2V to 6V, current monitoring of up to 10A, a temperature range from -40 to 125°C, and a wide range of operating frequencies from 16kHz to 1MHz. The device also has an adjustable power-on reset voltage, adjustable over-current protection, adjustable heavy current mode for controlling heavy current load, adjustable over-temperature protection, and a signal output for diagnostic purposes. Furthermore, it supports both 2-wire and 4-wire interface protocols, as well as communications with other external components.

The BD4835FVE-TR supervisor IC works by sensing the output voltage to determine if it is within a pre-set range and then triggering a power reset if the voltage exceeds the range. The device also monitors the current flowing through an external voltage line and adjusts the voltage accordingly to ensure the power is flowing within the safe range. The supervisor IC also monitors the current flow through an internal current sense resistor and provides over-current protection if the current exceeds a pre-set limit.

By periodically checking the voltage and current levels in the system, the BD4835FVE-TR can be used to prevent system damage from over-voltage, over-current, or over-temperature conditions. The device also prevents short-circuiting or power-on failed conditions due to its adjustable power-on reset voltage thresholds. Moreover, it can be used to control the on/off state of the system, and provide diagnostic signals for the system\'s status.

The BD4835FVE-TR supervisor IC is an excellent solution for safeguarding systems from voltage, current, and temperature irregularities. By providing monitoring and control functions, this device can ensure the smooth functioning of power systems in a variety of applications. It also provides a cost-effective solution for protecting against power-related issues, providing maximum current limits, and controlling the on/off state of the system.

The device\'s wide temperature range and wide operating frequency range make it suitable for a range of industrial applications and help ensure reliable operation in high temperature environments. Combined with its adjustable thresholds, the BD4835FVE-TR can provide the level of protection that is necessary to keep a system working properly. Furthermore, with its integrated communications capabilities, it can be easily integrated into other components of the system.

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