TDA8581 Datasheet, PDF (12/20 Pages) NXP Semiconductors – Multi-purpose high-gain power amplifier

Philips Semiconductors
Multi-purpose high-gain power amplifier
APPLICATION INFORMATION
Preliminary specification
TDA8581
handbook, full pagewidth
220 nF
IN1 7
VinL
IN2 8
TDA8581
Vpx
100 µF
10 V
IN5 12
IN3 10
30 kΩ
BUFFER
220 nF
IN4 11
VinR
MUTE 13
STANDBY 5
INTERFACE
VP
1000 µF
16/40 V
100 nF
VP1 VP2
3
15
60
kΩ
−
V/I
+
+
60
kΩ
V/I
−
Vpx
45
kΩ
45
kΩ
45 kΩ
−
OA
+
+
OA
−
45 kΩ
1 OUT1+
+
−
4 OUT2−
4 or 8 Ω
BUFFER
9 BUFFER
60
kΩ
−
V/I
+
60
kΩ
+
V/I
−
45 kΩ
−
OA
+
+
OA
−
45 kΩ
DIAGNOSTIC
14 OUT3−
+
−
17 OUT4+
4 or 8 Ω
6 DIAG
+5 V
10
kΩ
2
PGND1
16
PGND2
MGL142
1998 May 27
Fig.8 Stereo bridge-tied load application.
12