TDA8566_6 © NXP B.V. 2007. All rights reserved.
Product data sheet Rev. 06 — 15 October 2007 12 of 21
NXP Semiconductors TDA8566
2×40 W/2 stereo BTL car radio power amplifier
13. Test information

Fig 9. Stereo BTL test diagram

Rs/2
VMODE
Rs/2
Rs/2
Rs/2
Vin2
Vin1
10
k
10
k
RL2
RL1
220 nF
220 nF
60
k
60
k
220 nF
220 nF
60
k
60
k
CLIP
DETECTOR
DIAGNOSTIC
INTERFACE
VPVP

TDA8566

Vref
100
nF VP =
14.4 V
2200 µF
(16V)
CLIP
DIAG
mgu359
IN1+
+
IN1
OUT1+
OUT1
+
_
OUT2+
OUT2
_
IN2+
SGND
IN2
PGND1 PGND2
MODE VP2
VP1