The device includes an on-chip Hall-type voltage generator for the magnetic base, an amplifier that amplifies the Hall-type voltage, a Schmitt trigger to provide a switching hysteresis for noise suppression and an open collector output. https://elecena.pl/product/28347989/whadda-wpse313-hall-holzer-magnetic-switch-module-2-pieces 2025-04-12 https://elecena.pl/product/28347989/whadda-wpse313-hall-holzer-magnetic-switch-module-2-pieces 2025-08-17