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SGM40642 5V eFuse with Precision Adjustable Current Limit and Over-Voltage Clamp
GENERAL DESCRIPTION
FEATURES
The SGM40642 is a smart low voltage load switch with a full suite of protective features that can protect the source, device, and the load against a variety of fault conditions. This eFuse device is suitable for 2.5V to 5V loads and provides accurate and adjustable current limiting (700mA to 2.9A) and over-voltage clamping (5.4V TYP). It can deliver 2.5A continuous current to the load and its input tolerates up to 20V over-voltage. In over-voltage conditions, the internal switch is turned off to keep the load disconnected with the SGM40642.
If the source voltage is higher than 5.4V but lower than 7.6V, the output will be clamped to 5.4V to protect the load.