STEF4S datasheet, fuse equivalent, STMicroelectronics

Features and benefits

* Power MOSFET on-resistance (typ.): 40 mΩ
* Enable function
* Output clamp voltage (typ.): 5.7 V in 5 V mode, and 3.8 V in 3.3 V mode
* Undervoltage lock.

Application

* Hard disk drives
* Solid state drives (SSD)
* Hard disk and SSD arrays
* Set-top boxes
* DVD and b.

Description

The STEF4S is an integrated electronic fuse optimized for monitoring the output current and the input voltage. It can be connected in series to 3.3 V or 5 V rails, protecting the electronic circuitry on its output from overcurrent and overvoltage. Th.

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