DRV632
SLOS681 –JANUARY 2011
www.ti.com
APPLICATION CIRCUIT
RIGHT
– INPUT
LEFT
– INPUT
C3
R1
C3
C3
R1
C3
R1
R1
R2
R2
C2
R3
C2
R3
R3
R3
+
C1
C1
R2
R2
DRV632
+INR
–INR
+INL
Line
Driver
Line
Driver
–INL
OUTL
UVP
GND
VDD
CP
C1
C1
OUTR
GND
EN
RIGHT OUTPUT
LEFT OUTPUT
Click and Pop
Suppression
Short-Circuit
Protection
R11
3.3-V Supply
R12
Bias
Circuitry
VSS
CN
1mF
1mF
Linear
Low-Dropout
Regulator
1mF
System Supply
10mF
R1 = 15 kΩ, R2 = 30 kΩ, R3 = 43 kΩ, C1 = 47 pF, C2 = 180 pF
Differential-input, single-ended output, second-order filter
12
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