GL6840
Typical Application
Figure1 : Single output applied pin#5
TIP
1§
Þ
250V AC
C
2
V
AB
Tel Line
£ «
2.2§
Ú
R
2
7
1
V
S
8
6
GL6840B
2
3
C
1
100§
Ý
4
R
1
39§
Ú
Piezo
Vout
5
10§
Ú
0.22§
Þ
10§
Ú
C
3
10§
Þ
RING
Figure2 : Single output applied pin#6
TIP
1§
Þ
250V AC 2.2§
Ú
C
2
V
AB
Tel Line
£ «
C
3
10§
Þ
RING
R
2
8
7
1
V
S
6
GL6840B
2
3
C
1
100§
Ý
4
R
1
39§
Ú
Piezo
Vout
5
10§
Ú
0.22§
Þ
10§
Ú
Note) Using a big size buzzer, pin#6 output is better than pin#5 output.
Figure3 : Differential output
TIP
1§
Þ
250V AC 2.2§
Ú
C
2
V
AB
Tel Line
£ «
R
2
8
7
1
V
S
GL6840B
2
3
C
1
100§
Ý
4
R
1
39§
Ú
C
3
10§
Þ
RING
6
5
Piezo
10§
Ú
0.22§
Þ
10§
Ú
8
C
C
C
C
C
C
C
C
C
C
C
C
Speaker
1300:8§
Ù
C
C
C
C
C
C
C
C
Speaker
1300:8§
Ù
Speaker
1300:8§
Ù
C
C
C
C