xxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxx x x x xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxx xx xx
xxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxx x x
xxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxx
xxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxx
+
5 V
R
VDDA
5.6 kΩ
VDDA
VDDP
10 Ω
470 Ω
mode control
VDDP
GND
SINGLE-ENDED
OUTPUT FILTER VALUES
C
VDDP
470 µF
+
5 V
C
22 µF
VP
LOAD
L
LC
C
LC
10 µF
470 kΩ
470 kΩ
10 kΩ
5.6 kΩ
C
VSSP
470 µF
6 Ω to 8 Ω
4 Ω to 8 Ω
33 µH
22 µH
330 nF
470 nF
VSSP
VSSP
VSSA
10 kΩ
mute/
operating
standby/
operating
R
VSSA
T1
HFE > 80
T2
HFE > 80
10 Ω
SGND
mode
control
VDDP VSSP
VSSA
R
C
C
VP
C
VSSP
VDDP
VDDP
OSC
30 kΩ
C
SN
220 pF
100 nF
100 nF
100 nF
R
SN
n.c. n.c. n.c.
10 Ω
C
SN
220 pF
C
IN
4
5
6
1
23
8
11
+
IN1P
IN1M
VSSP
2
3
L
LC
OUT1
470 nF
10
9
IN1
C
IN
R
22 Ω
ZO
−
C
BO
+
BOOT1
C
LC
470 nF
−
C
ZO
15 nF
100 nF
SGND
IN2P
19
22
TDA8922CJ
C
BO
BOOT2
OUT2
C
IN
15
14
−
15 nF
L
LC
470 nF
IN2
C
IN
+
IN2M
VDDP
C
R
22 Ω
21
20
ZO
−
470 nF
C
LC
SN
18
12
7
17
16
13
R
SN
220 pF
C
ZO
+
100 nF
10 Ω
C
SN
220 pF
C
C
C
C
C
VDDA
VSSA
VDDP
VP
VSSP
VSSP
(1)
C
PROT
C
STAB
470 nF
220 nF
220 nF
100 nF
100 nF
100 nF
VDDA
VSSA
V
V
VDDP VSSP
010aaa548
SSP
SSA
(1) The value of CPROT can be in the range 10 pF to 220 pF (see Section 8.3.2)
Fig 10. Typical application diagram
NXP [ NXP ]
