2001 Jul 23 15
Philips Semiconductors Preliminary specification
Power amplifier with load detection and
auto BTL/SE selection TDA8586
Fig.9 Stereo bridge-tied load application (SOT418-2).
handbook, full pagewidth
MGR030
17 OUT1
ACREF 6
IN3 4
IN2 3
IN1 2
IN4 5
MSO 8
V/I
+
−
OA
+
−
20 OUT2
OA
+
−
OA
+
−19 HVP1
VPn
VPn
60
kΩ
V/I
+
−
60
kΩ
V/I
+
−
60
kΩ
14 OUT3
V/I
+
−
OA
+
−
11 OUT4
7DIAG
OA
+
−
OA
+
−12 HVP2
60
kΩ
V/I
+
−
60
kΩ
BUFFER
VPn
30 kΩ
V/I
+
−
60
kΩ
INTERFACE DIAGNOSTIC
10
DDDSEL
9
OVERRULE
15
PGND2
VP1
18
VP2
13
16
PGND1
TDA8586TH
+
−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
n.c. 1
220 nF
220 nF