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C7 100nF
+Vs
C6 1000µF
R3 22K
C2
22µF
R2
680Ω
IN-
C1 470nF
2
IN+
3
IN+MUTE
4
+Vs
+PWVs
7
13
-
14
C5
22µF
+
R1 22K
VM
R5 10K
VSTBY
MUTE
10
STBY
9
R4 22K
C3 10µF
C4 10µF
OUT
6
MUTE
THERMAL
SHUTDOWN
STBY
BOOTSTRAP
S/C
PROTECTION
1
8
15
STBY-GND
-Vs
-PWVs
C9 100nF
C10
100nF
C8 1000µF
D93AU011
-Vs
Note: The Boucherot cell R6, C10, normally not necessary for a stable operation it could
be needed in presence of particular load impedances at VS <±25V.
R6
2.7Ω
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