The Figure 6 Application Schematic functions identically to that shown in Figure 5 with one less component.

Referencing Triac T1 to the +V power supply of the IC eliminates the need to AC couple the TRIAC/ pulse

to the Triac Gate thereby eliminating component C5.

7540-060906-5

AC

MAINS

LOAD

R1

R3

R4

C1

D1

FIGURE 6. TOUCH LAMP APPLICATION SCHEMATIC

C3

C4

D2

8

7

6

5

CONT

CLOCK

D3

R2

TOUCH

PLATE

(LAMP BODY)

C2

T1

G

MT2

MT1

Z1

R5

+

-

+V

-V

LS7540

C6

+

-

C8*

(SEE NOTE 2)

C7

R6

1

2

3

4

TRIG/

R7

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