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Philips Semiconductors
3 W BTL mono audio output amplifier with
DC volume control
APPLICATION INFORMATION
handbook, full pagewidth
0.47 F
positive
input
5
R
S
k
DC
volume
control
(1) This capacitor can be omitted if the 220 F electrolytic capacitor is connected close to pin 2.
handbook, halfpage
100 k
volume
control
Fig.7 Application using a potentiometer for
volume control; G
July 1994
1
n.c.
9
TDA7056A
n.c.
3
5
STABILIZER
V ref
Fig.6 Test and application diagram.
5
MGA074
= 30 dB.
v
2
I + i
I – i
TEMPERATURE
PROTECTION
7
Product specificiation
TDA7056A
(1)
100
220 F
nF
6
8
4
7
MGA073 - 1
ground
V P
R = 16
L
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