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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
V
Pn
V
Pn
60
kΩ
V/I
+
−
60
kΩ
V/I
+
−
60
kΩ
17
OUT3
V/I
+
−
OA
+
−
14
OUT4
12
DIAG
OA
+
−
OA
+
−
15
HVP2
60
kΩ
V/I
+
−
60
kΩ
BUFFER
V
Pn
30 kΩ
V/I
+
−
60
kΩ
INTERFACE DIAGNOSTIC
10
PGND2
V
P1
2
V
P2
16
9
PGND1
TDA8586Q