1997 Aug 14 3

Philips Semiconductors Preliminary specification
2×23 W high efficiency car radio power
amplifier TDA1561Q

BLOCK DIAGRAM

Fig.1 Block diagram.

handbook, full pagewidth
MLD214
REFERENCE
SOURCES
MUTE/STANDBY
THERMAL/
SHORT-CIRCUIT
PROTECTION
HIGHER
TEMPERATURE
BTL DISABLE
0.5VP
MUTE
R
MUTE
R
7
VP
12
3
13
2
1
IN1
IN2
CIN
MODE
1/2R
HV
4
GND1
10
GND2
6
5
11
9
8OUT2
OUT2
OUT1
OUT1
C
TDA1561Q
P
11