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    potential divider thermistor

    Abstract: temperature based fan speed control using microcontroller
    Text: Semiconductor, Inc. TC648 FAN SPEED CONTROLLER WITH AUTO-SHUTDOWN FEATURES GENERAL DESCRIPTION • The TC648 is a switch mode fan speed controller for use with brushless DC motors. Temperature proportional speed control is accomplished using pulse width modulation PWM .


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    PDF TC648 TC648 2N2222A TC64S potential divider thermistor temperature based fan speed control using microcontroller