LTC4252CIMS-2#TRPBF

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PMIC - Hot Swap Controllers are designed and used to safely control power distribution in electronics such as computers, networking equipment, and datacenters. In this article, we will discuss the application field and working principle of the LTC4252CIMS-2#TRPBF.

The LTC4252CIMS-2#TRPBF is an advanced hot-swap controller that is designed to protect and switch circuits with a wide range of current levels. It can support up to 24V, and can handle up to 10A of continuous current through its N-channel MOSFET. It comes with a set of features that make it the perfect choice for hot-swap applications.

The first feature of the LTC4252CIMS-2#TRPBF is its current limiting circuit. This circuit ensures that inrush current is limited, allowing the hot-swap controller to protect vulnerable circuits such as microcontrollers and other integrated circuits. It utilizes an internal MOSFET current sense element to detect the current flow through the MOSFET, and limits it using a programmable current sense voltage. This makes it ideal for applications with high inrush current, such as power supplies and server power supplies.

The next feature of the LTC4252CIMS-2#TRPBF is its overvoltage protection. This allows the hot-swap controller to shut off the power supply if the voltage across the circuit exceeds a programmed voltage. This helps to reduce the risk of system failure due to high voltages. The overvoltage protection can be programmed using the on-board jumper pins.

The LTC4252CIMS-2#TRPBF also features a delay-on circuit, which allows the hot-swap controller to delay the turn-on of the power supply. This helps to prevent inrush current, and also helps to protect the circuit during power cycling. This feature can be programmed via the onboard jumper pin settings.

The LTC4252CIMS-2#TRPBF also features a power-good signal, which is used to indicate when the power supply is stable and ready to be used. This helps to ensure that the system is not turned on until the power supply is fully operational. The power-good signal is generated by an internal comparator, which is triggered when the output voltage reaches a programmed level.

The LTC4252CIMS-2#TRPBF is ideal for applications requiring hot-swap protection such as communications routers and servers, industrial control systems, and network switches. Its programmable current limit, overvoltage protection, delay-on circuit, and power-good signal make it reliable and safe for protecting sensitive equipment from hazardous voltages.

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