The US168 device 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 ...

Withclosed loop speed control, the fan controller ensures that the fan isrunning at the desired speed by measuring the actual speed and adjustingthe duty cycle accordingly. Here the host specifies the ...

When implementing cooling solutions for electronic equipment, system designers are confronted with a complex set of variables. The cooling requirements are typically dynamic, and ambient temperatures ...

The company now offers a variety of special functions for its dc fans including tachometer output, locked rotor alarm, PWM inputs, and thermal and constant-speed controls. Tachometer outputs and ...