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STMICROELECTRONICS STEF12SPUR
Integrated Circuits (ICs)

STEF12SPUR

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STMicroelectronics

HOT-SWAP CONTROLLER, ELECTRONIC FUSE, 10 TO 13.8V SUPPLY, DFN-EP-10, -40 TO 125°C

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STMICROELECTRONICS STEF12SPUR
Integrated Circuits (ICs)

STEF12SPUR

Active
STMicroelectronics

HOT-SWAP CONTROLLER, ELECTRONIC FUSE, 10 TO 13.8V SUPPLY, DFN-EP-10, -40 TO 125°C

Deep-Dive with AI

Documents+3

Technical Specifications

Parameters and characteristics for this part

SpecificationSTEF12SPUR
Current - Output3.5 A
FunctionElectronic Fuse
Mounting TypeSurface Mount
Operating Temperature [Max]125 °C
Operating Temperature [Min]-40 C
Package / Case10-VFDFN Exposed Pad
Supplier Device Package10-DFN (3x3)
Voltage - Input [Max]13.8 V
Voltage - Input [Min]10 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyN/A 2026$ 1.60

Description

General part information

STEF12S Series

The STEF12S is an integrated electronic fuse optimized to monitor the 12 V DC power lines.

When connected in series to the main power rail, it is able to precisely detect and react to overcurrent and overvoltage conditions.

When an overload condition occurs, the device limits the output current to a safe value defined by the user. If the anomalous overload condition persists, the device goes into an open state, disconnecting the load from the power supply.