MIC2588-1YM

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PMIC (Power Management Integrated Circuit) is a type of integrated circuit that is designed to manage the power consumption of a system and/or provide electrical functionality related to power management. The high efficiency and enhanced performance of these power management integrated circuits have made them an essential component of a wide range of electronic systems. The Micrel MIC2588-1YM is one such power management integrated circuit, which is used in Hot Swap controllers.

The Micrel MIC2588-1YM Hot Swap controller is a high performance, dual channel Hot Swap controller. It is designed to provide an efficient means of controlling and managing two independent power paths. The two power paths can be used independently to power different circuits and are capable of supporting up to 25amps of current, allowing for a very robust system. Additionally, the device is designed to support a wide voltage range (up to 26V) and is able to operate in temperatures ranging from -55°C to +125°C.

The MIC2588-1YM provides two Hot Swap control outputs capable of controlling two independent Hot Swap circuits. The device has an integrated current sense amplifier which allows it to accurately monitor the power that is being drawn from the power path. This information is then used to adjust the voltage on the control line, enabling the controller to maintain a stable power supply. Additionally, the device incorporates several safety features to ensure that the system is protected from any potential problems. These features include a power good interrupt, power sequencing, low power good signal, and over temperature shutdown.

The MIC2588-1YM also features an internal voltage regulator and power-on reset circuit, which are combined to provide a very reliable power supply. The regulators also include a built-in over-voltage and over-current protection circuitry, which protects the device from electrical damage due to over-voltage or over-current. Furthermore, the controller includes a programmable amplifier and gain control, which allows for precise tuning of the Hot Swap current limit.

In addition to the Hot Swap control, the MIC2588-1YM provides a variety of other features. This includes a power save feature, which reduces the power consumption of the system when a dual path power supply is not needed. Additionally, the device has a multi-phase sequential start-up feature which enables the power supply to be started up in specific phases, reducing the current inrush at start up. Lastly, the device also provides a watchdog timer, allowing for a smoother transition between power-up and power-down, reducing the possibility of an unexpected, forced shutdown.

The MIC2588-1YM Hot Swap controller is an all-in-one solution for managing two independent power paths. This makes the device ideal for applications where two independent power paths are required, such as server applications, where multiple power sources can be monitored separately. Moreover, the device is designed to operate in a wide range of temperatures and provides an array of features to ensure an efficient, robust and safe power supply.

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