R3
N LOAD
MT2
MT1
AC MAINS
SW
P
C3
-
+
C4
R4
C5
1
AMP 1
OUT
AMP 1 16
(-)IN
2 AMP 2
(-)IN
R5
3 AMP 2
OUT
AMP 1 15
(+)IN
5V REG 14
OUT
V DD
R10
R9
C9
R7 C7 D1
4 OSC
13
TIMER
CONTROL
5
AC
12
DEAD TIME
SEL
6
V SS
11
INH
TI
Z1
R11
G
- C8
+
7
TRIAC
OUT
P U L S E 10
MODE
SEL
R8
8 V DD
LED 9
OUT
V DD L S 6 5 0 1 L P
+
- C2
R2
R6
C6
PIR
SENSOR
R1
+
- C1
V DD
R12
V DD
S1
R14
LDR
R13
V DD
SPDT (On -On)
S1
V DD
V DD
R15
LED
S1 = SPDT (On-Off-On)
R1 = 36kΩ
R2 = 36kΩ
R3 = 2.7MΩ
R4 = 36kΩ
R5 = 2.7MΩ
R6 = 36kΩ
R7 = 270Ω,1/2W
* R7 = 1kΩ,1W
R8 = 1kΩ
R9 = 910kΩ
R10 = 7.5kΩ
*
R10
R11
=
=
3.6kΩ
100Ω
R12 = 1.0MΩ
R13 = 1.0MΩ
R14 = 910kΩ
R15 = 3.6kΩ
All Resistors 1/4W, all Capacitors 10V
unless otherwise specified.
C1 = 100µF
C2 = 33µF
C3 = .01µF
C4 = 33µF
C5 = .01µF
C6 = .1µF
C7 = .47µF, 250V
* C7 = .33µF, 400V
C8 = 1000µF
C9 = .1µF, 250V
* C9 = .1µF, 400V
D1 = 1N4004
LDR = SILONEX HSL-19M52 (Typical)
Z1 = 9.1V, 1/2W
T1 = Q4008L4 (Typical)
* T1 = Q5004L4 (Typical)
PIR = HEIMANN LHi 958 or 878 (Typical)
* = Component change for 220VAC
NOTES: 1. The R9, R10, C9 network provides a 2.7V Peak-to-Peak AC signal input to Pin 5.
2. The C8, D1, Z1, C7, R7 components generate the DC Supply Voltage for the LS6501LP.
3. The R2, C2, R3, C3, R4, C4, R5, C5, R6, C6 components and the two on-chip Differential Amplifiers set a
nominal gain of 5,500 with bandpass filtering of .13Hz to 6Hz.
6501LP-071201-5
FIGURE 3. TYPICAL TRIAC WALL SWITCH APPLICATION