TDA8588J Datasheet, PDF (44/54 Pages) NXP Semiconductors – I2C-bus controlled 4 x 50 Watt power amplifier and multiple voltage regulator

Philips Semiconductors
I²C-bus controlled 4 × 50 Watt power
amplifier and multiple voltage regulator
APPLICATION AND TEST INFORMATION
Product specification
TDA8588J; TDA8588xJ
1000 µF
(16 V)
BUCAP
36
220 nF
BACKUP
SWITCH
REGULATOR 2
REFERENCE
VOLTAGE
TEMPERATURE &
LOAD DUMP
PROTECTION VOLTAGE
REGULATOR
37 REG2
10 µF
(50 V)
100 nF
microcontroller
14.4 V
220 µF
(16 V)
47 nF
V_{P 35}
220 nF
RESCAP 28
TDA8588
ENABLE
LOGIC
V_reg2
40 µs
REGULATOR 1
REGULATOR 3
REGULATOR 4
REGULATOR 5
SWITCH 1
SWITCH 2
SDA
SCL
STB
2
4
22 _{STANDBY/ MUTE}
I²C-BUS
INTERFACE
CLIP DETECT/ DIAGNOSTIC
30 REG1
10 µF
(50 V)
31 REG3
10 µF
(50 V)
33 REG4
10 µF
(50 V)
34 REG5
10 µF
(50 V)
29 SW1
10 µF
(50 V)
27 SW2
10 µF
(50 V)
26 RST
32 GND
100 nF
100 nF
100 nF
100 nF
100 nF
100 nF
20 ^VP1
6 ^VP2
25 DIAG
10 kΩ
220 ⁽¹⁾ 220
nF
nF
RS
IN1 11
470 nF
RS
IN2 15
470 nF
RS
IN3 12
470 nF
RS
IN4 14
470 nF
V_P
22 µF
10
SVR
MUTE
MUTE
MUTE
MUTE
26 dB/
20 dB
26 dB/
20 dB
26 dB/
20 dB
26 dB/
20 dB
PROTECTION/
DIAGNOSTIC
PROTECTION/
DIAGNOSTIC
PROTECTION/
DIAGNOSTIC
PROTECTION/
DIAGNOSTIC
9 OUT1+
7 OUT1−
17 OUT2+
19 OUT2−
5 OUT3+
3 OUT3−
21 OUT4+
23 OUT4−
TEMPERATURE & LOAD
DUMP PROTECTION
AMPLIFIER
13
SGND
2.2 µF
(4 × 470 nF)
16
8
1
18
24
ACGND PGND1 PGND2/TAB PGND3 PGND4
mdb587
audio
mechanical
digital
mechanical
drive
display
amplifiers
aerial
motor
microcontroller
14.4 V
2200 µF
(16 V)
microcontroller
ACGND capacitor value must be close to 4 × input capacitor value.
For EMC reasons, a capacitor of 10 nF can be connected between each amplifier output and ground.
Fig.26 Test and application diagram.
(1) See “Supply decoupling”.
2004 Feb 24
44