LB1975 driver equivalent, dc fan motor driver.
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* Withstand voltage 45 V, output current 2.5 A Direct PWM drive output 3 built-in output top-side diodes Built-in current limiter Built-in FG .
that require extremely high levels of reliability, such as life-support systems, aircraft’s control systems, or other ap.
Direct PWM Drive This IC (LB1975) employs the direct PWM drive principle. Motor rotation speed is controlled by varying the output duty cycle according to an analog voltage input (VCTL). This eliminates the need to alter the motor power supply voltag.
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