How to Size the Pull‑Up Resistor for DC Fan Tach Sensor
Learn how to size the pull‑up resistor for a DC fan tach output sensor, keep Ic below 5 mA, and get accurate RPM…
Cooling Fan Technology by SANYO DENKI AMERICA
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Learn how to size the pull‑up resistor for a DC fan tach output sensor, keep Ic below 5 mA, and get accurate RPM…