1997 Jul 15
10
Philips Semiconductors
Product specification
Stereo BTL audio output amplifier with DC
volume control
TDA7053A
Fig.13 Test and application diagram.
(1) This capacitor can be omitted if the 220
µ
F electrolytic capacitor is connected close to pin 5.
(2) R
L
= 8
Ω
.
handbook, full pagewidth
MBG673
16
13
TEMPERATURE
MCL
PROTECTION
STABILIZER
12
9
10
14
7
220
µ
F
100 nF
5
(1)
(2)
(2)
VP = 6 V
VP = 6 V
6
8
Rs = 5 k
Ω
1 M
Ω
1
µ
F
Rs = 5 k
Ω
DC-
volume
signal
ground
volume
control
volume
control
power
ground
470 nF
470 nF
input 1
input 2
TDA7053A
4
2
I
−
i
I
+
i
−
+
−
+
I
+
i
I
−
i
maximum voltage
gain 34 dB
2, 8
22 k
Ω
56 k
Ω
1
µ
F
maximum voltage
gain 40 dB
2, 8
