NCP2809 Series
20 kW
V
P
1
mF
C
I
390 nF
BYPASS
C
bypass
1
mF
+
−
C
S
V
P
V
P
−
+
+
−
OUT_L
HEADPHONE JACK
LEFT
V
MC
BRIDGE
OUT_I
SLEEVE
REF_I
RIGHT
AUDIO
INPUT
C
I
390 nF
SHUTDOWN
V
M
V
IH
V
IL
20 kW
SHUTDOWN
CONTROL
20 kW
IN_R
OUT_R
AUDIO
INPUT
20 kW
IN_L
BYPASS
Figure 4. NCP2809B Typical Application Schematic without Output Coupling Capacitor
(NOCAP Configuration)
20 kW
V
P
1
mF
C
S
V
P
AUDIO
INPUT
C
I
390 nF
BYPASS
C
bypass
1
mF
20 kW
IN_L
V
P
BYPASS
V
MC
BRIDGE
−
+
+
−
OUT_L
220
mF
+
C
out
OUT_I
REF_I
NC
NC
220
mF
+
C
out
SLEEVE
RIGHT
HEADPHONE JACK
LEFT
AUDIO
INPUT
C
I
390 nF
20 kW
IN_R
+
−
OUT_R
SHUTDOWN
V
IH
V
IL
V
M
SHUTDOWN
CONTROL
20 kW
Figure 5. NCP2809B Typical Application Schematic with Output Coupling Capacitor
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