2001 Jul 23 13
Philips Semiconductors Preliminary specification
Power amplifier with load detection and
auto BTL/SE selection TDA8586
APPLICATION INFORMATION
Fig.7 Stereo bridge-tied load application (SOT243-1).
handbook, full pagewidth
MGR028
1OUT1
11
IN3 7
IN2 6
IN1 5
IN4 8
13
V/I
+
−
OA
+
−
4OUT2
OA
+
−
OA
+
−3HVP1
VPn
VPn
60
kΩ
V/I
+
−
60
kΩ
V/I
+
−
60
kΩ
17 OUT3
V/I
+
−
OA
+
−
14 OUT4
12
OA
+
−
OA
+
−15 HVP2
60
kΩ
V/I
+
−
60
kΩ
BUFFER
VPn
30 kΩ
V/I
+
−
60
kΩ
INTERFACE DIAGNOSTIC
10
PGND2
VP1
2
VP2
16
9
PGND1
TDA8586Q
+
−4 or 8 Ω
+
−4 or 8 Ω
100
nF
(16/40 V)
1000 µFVP
+5 V
10 kΩ
VINL front
220 nF
VINR front
220 nF
47 µF
(10 V)
15 kΩ
30 kΩ
4.7 µF
(10 V)
switch
switched
+9 V
220 nF
220 nF
ACREF
MSO DIAG