U840B - Digital / Wipe-Wash Control

Name: U840B
SKU: U840B-608364

TEMIC Semiconductors

The U840B by TEMIC Semiconductors is a Digital / Wipe-Wash Control. Below is the official datasheet preview.

Datasheet Details

Part number	U840B
Manufacturer	TEMIC Semiconductors
File Size	147.07 KB
Description	Digital / Wipe-Wash Control
Datasheet	U840B_TEMICSemiconductors.pdf
Additional preview pages of the U840B datasheet.

The circuits U840B (DIP8) and U840B-FP (SO8) are designed as interval wipe/ wash timer for automotive applications.

D Interval-switch A and B to GND D Wipe/ wash push button to VBatt D Output driver protected against short circuit digital debounced: t6 = 10 ms D All time periods digital determined by RC-oscillator D Turn-on time of relay t2 = 375 ms D Adjustable interval pause, t3 = 0.8 to 22 s D Dry wiping time t5 = 3.7 s D Program Pin PP determines turn-on delay t4 during wipe-wash mode PP to GND: t4 = 0.8 s PP to VS: t4 = 0 s Interval mode: t4 = 0 s D Inputs CP and INT digital debounced, t1 = 100 ms D All.

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Published: Dec 3, 2007 |