U842B データシートの表示（PDF） - Temic Semiconductors
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U842B Datasheet PDF : 12 Pages
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U842B
Interval Function without Park-Switch Feedback
If the park input of the circuit is not connected with the pause starts directly after the turn-on time of the relay is
park switch of the wiper motor (see figure 7), the interval over (see figure 8).
Wash
pump
M
R2
1.5 kΩ
INT
WASH
SETINT
VR1
1 kΩ
R3
1.5 kΩ
R1
180 Ω
Wiper motor
M
R4
10 kΩ
R5
47 kΩ
1
8
2
7
U842B
3
6
R11
4
5
5.1 kΩ
R7
R9
220 kΩ
C1
47 µF
C2
100 nF
20 kΩ
Figure 7. Application circuit without park position feedback
Park
Run
13290
VBatt
INT
t4
0V
t 4D
OUT VBatt
t5
t6
0V
t 4D
PARK VBatt
0V
ON
MOTOR
OFF
13303
Figure 8. Intermittent circuit function without park position feedback
6 (12)
TELEFUNKEN Semiconductors
Rev. A2, 03-Feb-97
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