2001 Jul 23
4
Philips Semiconductors
Preliminary specification
Power amplifier with load detection and
auto BTL/SE selection
TDA8586
BLOCK DIAGRAM
Fig.1 Block diagram SOT243-1.
handbook, full pagewidth
MGR023
1
OUT1
ACREF
11
IN3
7
IN2
6
IN1
5
IN4
8
MSO
13
V/I
+
−
OA
+
−
4
OUT2
OA
+
−
OA
+
−
3
HVP1
VPn
VPn
60
k
Ω
V/I
+
−
60
k
Ω
V/I
+
−
60
k
Ω
17
OUT3
V/I
+
−
OA
+
−
14
OUT4
12
DIAG
OA
+
−
OA
+
−
15
HVP2
60
k
Ω
V/I
+
−
60
k
Ω
BUFFER
VPn
30 k
Ω
V/I
+
−
60
k
Ω
INTERFACE
DIAGNOSTIC
10
PGND2
VP1
2
VP2
16
9
PGND1
TDA8586Q