Cirrus Logic AN168 - Manual (Page 32)

AN168
32 AN168REV2
+40dB
-29.3dB
3 Watts into 4 ohms Gain = +10.7dB Gain = [R2/(R1+R2)]*[1+R4/R5]
CS6422_A0
+14V
+
C8 1000uF
R1 340K
R2 12.1K
R3 39.2
R5 2.21ohm
R6 1ohm
R4 221
C9 100nF
C4 0.1uF
C6 39nF
+
C5 100uF
LS1 4 Ohm SPEAKER
+ -
U1
TDA2003
1 2
4
5 3
C1 1500pF
+
C3 10uF
+
C7 470uF
C2 3300pF
Figure 2
3
.
TDA
2
003
Schematic