U641B_05 Datasheet, PDF (5/12 Pages) ATMEL Corporation – Interval and Wipe/Wash Wiper Control IC with Delay

Figure 4-1. Application Circuit with Interval and Wipe/Wash Operation
U641B
Relay
10 kΩ
R₆ R₅
10 kΩ
8
7
6
5
47 µF
10 V
C₁
U641B
R₁
510 Ω
1
2
3
4
2.7 kΩ
R₂ ^C2
22 µF
R₄
R_time = 130 KΩ
S₁
Park
switch
M
Wiper motor
R₃
S₂
10 kΩ
Interval switch
WIWA
M
S₃
31
15
Water pump
5
4773B–AUTO–09/05