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LS7541 Datasheet(PDF) 6 Page - LSI Computer Systems

Part # LS7541
Description  TOUCH CONTROL STEP DIMMER LIGHT SWITCH WITH AUTOMATIC GAIN CONTROL (AGC)
PDF  6 Pages
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Manufacturer  LSI [LSI Computer Systems]
Direct Link  http://www.lsicsi.com
Logo LSI - LSI Computer Systems

LS7541 Datasheet(HTML) 6 Page - LSI Computer Systems

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7541-032307-6
CLOCK SYNC VDD TOUCH
TRIG
VSS MODE CONT
LOAD
115VAC
MAINS
H
N
Z1
0.47µF, 200V
D1
47µF
TOUCH
PLATE
D2
D3
1k
270k
100
1000pF
10M
+
_1µF
1000pF
(
1kV)
240k
240k
+V
-V
GND
G
MT1
MT2
51
FIGURE 7. A Touch Wall Switch Step Dimmer Using the LS7541 IC.
LS7541
8
7
6
5
4
3
2
1
+
-
All resistors 1/4W, Capacitors 10V, unless otherwise noted.
T
*
* Connect to VDD, VSS or Float according to desired operation.
Z1 = 8.2V, 1/2W
D1 = 1N4004
D2, D3 = 1N4148
1000pF
(
1kV)
CLOCK SYNC VDD TOUCH
TRIG
VSS MODE CONT
LOAD
115VAC
MAINS
H
N
Z1
0.47µF, 200V
D1
47µF
270k
100
1000pF
10M
+
_1µF
240k
240k
+V
-V
GND
G
MT1
MT2
51
FIGURE 8. A Pushbutton Wall Switch Step Dimmer Using the LS7541 IC.
LS7541
8
7
6
5
4
3
2
1
+
-
All resistors 1/4W, Capacitors 10V, unless otherwise noted.
T
*
* Connect to VDD, VSS or Float according to desired operation.
Z1 = 8.2V, 1/2W
D1 = 1N4004
C3 = 1000pF, 1kV
S1
C3



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