Datasheet Summary
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Digital Wiper Control for Intermittent and Wipe/ Wash Mode
Description
The U846B is a bipolar integrated circuit for automotive use (“Rugged Silicon”) in interval and wipe/ wash control of windshield or backlite wipers. The interval pause can be set individually within a wide range by using a potentiometer. Wipe / wash mode with dry wiping activated either for 2 wipes or for a certain time has priority over the interval mode. The U846B is used in applications to control wiper motors with or without park-switch signal feedback. The integrated relay driver is protected against short circuits and is switched to conductive condition in the case of a load-dump. By...