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Application-specific Standard Products (ASSPs)

Melexis

  • Cooling fan controller

3V -> 5V

Article: 00007171

Cooling fan controller

US168 Single-Coil Fan Driver - Low Noise & Low Voltage (Tachometer output)

The US168 is a one-chip solution for driving single-coil brushless DC fans and motors.

The use of Melexis Soft Switching concept lowers the acoustic and electrical motor noise and provides smoother operation.

The device includes reverse voltage protection, locked rotor protection and thermal protection. Therefore, the IC robustness perfectly suits for consumer and automotive-on-board applications.

Features and Benefits

-Soft switching for low noise
-Low supply voltage: 1.8V to 6.5V
-Full bridge driver
-High sensitivity integrated Hall sensor
-Low power consumption
-Reverse voltage protection
-Locked rotor protection and auto-restart
-Thermal protection and auto-restart
-No external components needed
-Tachometer output signal (FG)
-Thin SOT23-5L RoHS compliant package
-Ultra thin leadless UTQFN-6L RoHS compliant package

Specifications

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