LTC4224CMS-2#TRPBF

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Power management integrated circuits (PMICs) are digital integrated circuits that control and manage power supply, voltage regulation and also distribution over integrated circuits. PMICs include components that control both voltage level and current level. PMICs consist of three main types of integrated circuits: linear-regulator based, switching-regulator based and hot-swap controllers. Hot-swap controllers are typically used in devices or systems which may require live insertion or removal of power components such as CPUs, RAM, and storage devices. The LTC4224CMS-2#TRPBF hot-swap controller is one of the most advanced hot-swap controllers available.

The LTC4224CMS-2#TRPBF is a low-voltage single-output Hot Swap controller. The device regulates an output voltage from +0.8V to +25V and provides adjustable overvoltage protection up to +32V. Hot swap control is provided by two independent channels. Neither channels require external pull-up or sense resistor. Current limit is programmable with a single external resistor.

The LTC4224CMS-2#TRPBF is designed for use in hot-swap applications without industry standard I2C control. Both channels have independent current limit switching, and can sustain up to 1000 mA of load current. The device also features independent loop compensation for each channel, thermal shutdown, and undervoltage lockout with factory trimmed thresholds.

The LTC4224CMS-2#TRPBF is a versatile hot-swap controller that utilizes a variety of operating principles to safely and efficiently manage hot-swappable power loads. It uses an innovative monitoring system which incorporates "non-disruptive" sensing techniques to detect any faults or other abnormalities in the power supply before they become an issue. The device includes an accurate threshold detector and a current limit amplifier which both function independently to ensure that the output voltage remains within a specified range, while the load current is safely limited. Additionally, the LTC4224CMS-2#TRPBF provides a low power-on reset pulse which ensures that the system is shut down at turning-on.

In addition to hot-swap control, the LTC4224CMS-2#TRPBF also supports overvoltage protection. This is an important feature for hot-swap enabled systems, as overvoltage events can be damaging to both the load and power supply components. The device is also designed to provide reverse-current protection, which prevents current from flowing back into the power source from the output load, and it provides a built-in undervoltage lockout circuit to guarantee proper system start-up.

As the importance of proper power management in electronic devices grows, the need for advanced hot-swap devices with added features will only increase. The LTC4224CMS-2#TRPBF hot-swap controller is an attractive solution for hot-swap and other power management applications which require precision control, reliable starting, and high-quality protection.

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