TDA8566 Datasheet, PDF (3/21 Pages) NXP Semiconductors – 2 ´ 40 W/2 W stereo BTL car radio power amplifier with differential inputs and diagnostic outputs

NXP Semiconductors
5. Block diagram
TDA8566
2 × 40 W/2 Ω stereo BTL car radio power amplifier
IN1+
IN1−
2.3
kΩ
60 60
2.3
kΩ kΩ
kΩ
n.c.
V_ref
SGND
standby
switch
V_A
1×
IN2+
IN2−
60 60
kΩ kΩ
2.3
kΩ
2.3
kΩ
HEATTAB⁽¹⁾
PGND2 PGND1
(1) Pin HEATTAB is available in TDA8566TH1 only.
Fig 1. Block diagram
mute
switch
CM
V_A
mute
switch
2.3 kΩ
(9×)
CM
V_A
2.3 kΩ
(9×)
V_P1 V_P2
standby
reference
voltage
TDA8566
mute
switch
CLIP
mute
reference
voltage
mute
switch
CM
DIAG
V_A
mute
switch
2.3 kΩ
(9×)
CM
V_A
2.3 kΩ
(9×)
OUT1+
OUT1−
MODE
CLIP
DIAG
OUT2+
OUT2−
mgu358
TDA8566_6
Product data sheet
Rev. 06 — 15 October 2007
© NXP B.V. 2007. All rights reserved.
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