TDF8591TH NXP Semiconductors, TDF8591TH Datasheet - Page 19

• Manufacturer Part Number: TDF8591TH
• Description: The TDF8591TH is a high-efficiency class-D audio power amplifier with low powerdissipation for application in car audio systems
• Manufacturer: NXP Semiconductors

Fig 10. SE application schematic
IN1
IN2
GND
25 V
25 V
1 nF
1 nF
1 nF
1 nF
CON1
C17
C23
C25
C30
V
V
DD
SS
1
2
3
5.6 k
5.6 k
5.6 k
5.6 k
R10
R11
R12
R8
FB GND
470 nF
470 nF
470 nF
470 nF
C18
C20
C26
C29
C7
100 nF
C1
100 nF
FB GND
FB GND
220 pF
220 pF
C19
C28
C2
47 F
(35 V)
C5
47 F
(35 V)
SGND1
SGND2
L1 BEAD
L2 BEAD
IN1M
IN2M
IN1P
IN2P
100 nF
100 nF
C12
C34
V
V
DDA
DDA
8
9
11
2
5
4
10
3
V
12
1
V
SSA
SSA
C3
470 F
(35 V)
C6
470 F
(35 V)
10
10
100 nF
100 nF
R2
R5
C13
C35
V
V
V
V
FB GND
FB
GND
DDA
DDP
SSP
SSA
13
V
C33
47 pF
C9
100 nF
DDP
TDF8591TH
R1
5.6 k
DZ1
5V6
V
V
SSA
19
SSA
7
ON/OFF
R6
30 k
24
S1
V
5.6 k
18
SSP
R3
OPERATE/MUTE
C36
100 nF
6
S2
100 nF
100 nF
R4
5.6 k
C14
C37
V
V
DDP
14
23
DDP
100 nF
100 nF
(63 V)
47 F
C15
C38
C4
100 F
(10 V)
C8
V
17
20
V
SSP
16
15
22
21
SSP
100 nF
100 nF
C16
C39
OUT1
BOOT1
BOOT2
OUT2
220 pF
220 pF
C10
15 nF
15 nF
C40
C21
C27
V
V
DDP
DDP
220 pF
220 pF
C11
C41
R7
10
R13
10
V
V
GND
SSP
SSP
FB
L3
L4
GND
C22
C31
FB
LS1/LS2
OUTPUT FILTER VALUES
2
4
6
8
SINGLE-ENDED
R9
22
R14
22
C24
100 nF
C32
100 nF
10 H
22 H
33 H
47 H
L3/L4
001aah232
OUT1P
OUT1M
OUT2M
OUT2P
C22/C31
680 nF
470 nF
330 nF
1 F
LS1
LS2