TDA7057A Philips Semiconductors, TDA7057A Datasheet - Page 10

• Manufacturer Part Number: TDA7057A
• Description: 2 x 8 W stereo BTL audio output amplifier with DC volume control
• Manufacturer: Philips Semiconductors

Philips Semiconductors
1998 Apr 07
handbook, full pagewidth
2
with DC volume control
(1) This capacitor can be omitted if the 220 F electrolytic capacitor is connected close to pin 5.
(2) R
L
8 W stereo BTL audio output amplifier
= 16 .
R s = 5 k
R s = 5 k
input 1
input 2
volume
control
1 F
470 nF
470 nF
volume
1 M
DC-
1, 7
maximum voltage
Fig.13 Test and application diagram.
gain 34 dB
3
1
5
7
STABILIZER
TDA7057AQ
ground
TEMPERATURE
signal
PROTECTION
10
6
MCL
I
I
I
I
i
i
i
i
volume
control
ground
4
power
9
1 F
(1)
12
100 k
22 k
100 nF
1, 7
maximum voltage
gain 40 dB
13
11
10
220 F
8
V P = 12 V
V P = 12 V
MBG679
(2)
(2)
TDA7057AQ
Product specification