LTC2919HMS-2.5#PBF

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Power management integrated circuits (PMICs) are a special type of integrated circuits. They are used for the purpose of efficient power management in electronic devices. PMICs provide functions to measure and regulate voltage and current, and manage power supply sequencing. PMICs ensure that the voltage and current levels remain stable and within the limits specified by the device manufacturer. Supervisors are a subset of PMICs. They are designed to assist system designers in monitoring and maintaining power-on reset (POR) sequences, system clock operation, system startup and shutdown, as well as supply and battery monitoring. Supervisors also provide a variety of other functions such as thermal/thermal-shutdown protection.

The LTC2919HMS-2.5#PBF is a supervisor chip with integrated power-on reset (POR) logic and a programmable supply monitor. It is designed to ensure that the voltage and current levels supplied to the system remain within the specified values. It has an adjustable voltage range of 2.5V to 5.5V, over temperature protection, three reset interrupt sources and an active-low POR output pin. The POR output pin can be used as a system-level reset/interrupt for microcontrollers and other system components.

The LTC2919HMS-2.5#PBF can be used in a variety of applications. It can be used to monitor power-supply sequencing, battery life and prevent system crashes. It can also be used to monitor the temperature of a system, controlling the system shutdown if the temperature exceeds a certain threshold. It is also useful for controlling system shutdown in extreme conditions such as undersupply, oversupply and out of range conditions in a circuit.

The working principle of the LTC2919HMS-2.5#PBF is relatively simple. The circuit is designed to sense the voltage level and the current through the integrated POR logic. The circuit can detect supply voltage levels from 2.5V to 5.5V, and will provide an active-low reset/interrupt if the supply voltage is out of the given range. The unit also has over temperature protection and can monitor the temperature of a system via the integrated temperature monitor. The device is also capable of providing a reset/interrupt for over (or under) voltage, over (or under) current and thermal overload condition. As long as the supply voltage and temperature remain within the specified values, the device will remain in a standby state and not interrupt the system.

The LTC2919HMS-2.5#PBF is a useful and versatile chip that can be used in a variety of applications. Its integrated POR logic, voltage and current detection, temperature monitoring and alert capability make it an excellent choice for power-management applications. As long as the conditions are below the specified thresholds, the LTC2919HMS-2.5#PBF will remain in a standby state and not interfere with system operations.

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