TDA7057AQ Datasheet, PDF (10/16 Pages) NXP Semiconductors – 2 x 8 W stereo BTL audio output amplifier with DC volume control

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