U690B - Rear Wiper Interval/Wipe-Wash Control
The bipolar integrated circuit, U690B, is designed with a time coded input for the rear pane wiper application.
The length of the input signal determines the mode of operation i.e., intermittent or wipe/ wash; therefore, only one signal line is sufficient from the input switch to the electronic modu
U690B Features
* D D D D D D D Time controlled interval/ wipe-wash Wiper arm’s park position control Interval pause typ. 7 s Dry wiping time typ. 4.4 s Multipurpose frequency comparator Relay driver with Z-diode RC-oscillator determines switching characteristics D Debounced main signal input D Power-on reset by low
