U840B Overview
The circuits U840B (DIP8) and U840B-FP (SO8) are designed as interval wipe/ wash timer for automotive applications. The interval pause t3 can be set in a range from 0.8 s to 22 s by an external 30 kW potentiometer. All other time periods are determined by the basic frequency f0 of the oscillator.
U840B Key Features
- Stabilization POR Load-dump
- detection OUT
- PP- parator Interval parator +
- Short-circuit parator Shunt