Philips TDA7056A - Manual (Page 7)

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