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MP5921 Datasheet Hot-Swap Intelli-Fuse Solution

Manufacturer: Monolithic Power Systems

General Description

The MP5921 is a monolithic, integrated controller and switch that contains a high-side MOSFET and other circuitries that enable it to work in standalone operation or to be controlled by a hot-swap controller.

The MP5921 drives up to 50A of continuous current per device at room temperature.

With air flow, the continuous current can reach 60A.

Overview

MP5921 16V, 50A, 1mΩ RDS(ON), Hot-Swap Intelli-Fuse Solution.

Key Features

  • to simplify system design. It provides an integrated current mirror to monitor the output current and on-die temperature sensing, eliminating the need for an external current-sense power resistor, power MOSFET, and thermal sense device. The MP5921 detects the power FET gate, source, and drain short conditions and can feedback to the hot-swap controller via the fault reporting output (GOK). The MP5921 can be paralleled for higher current.