TDA8954 NXP Semiconductors, TDA8954 Datasheet - Page 27

• Manufacturer Part Number: TDA8954
• Description: The TDA8954 is a stereo or mono high–efficiency Class D audio power amplifier in asingle IC featuring low power dissipation
• Manufacturer: NXP Semiconductors

Fig 13. Typical application diagram
(1) The value of C
SGND
xxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxx
xxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxx
V
V
DD
SS
IN1
IN2
+
−
−
+
470 nF
470 nF
470 nF
470 nF
C VSSP3
470 μF
C VDDP3
470 μF
C IN1
C IN2
C IN3
C IN4
PROT
SGND
IN1M
IN2M
can be in the range 10 pF to 220 pF (see
IN1P
IN2P
C VDDA
220 nF
R VDDA
R VSSA
C VP
22 μF
10 Ω
10 Ω
V
2
3
19
22
21
20
DD
V
PU
4
V
V
V
V
R PU1
10 kΩ
DD
DD
SS
SS
V
18
SS
C VSSA
220 nF
5
operating
V
PU
6
mute/
V
R PU2
10 kΩ
12
SS
C STAB
470 nF
TDA8954J
10 kΩ
470 kΩ
1
R OSC
30 kΩ
V
7
SS
Section
C
PROT
control
mode
23
+ 5 V
(1)
8.4.2)
HFE > 80
T1
17
5.6 kΩ
5.6 kΩ
C VDDP1
100 nF
C VDDP2
100 nF
V
DD
8
V
16
operating
DD
100 nF
10 μF
standby/
C VP1
100 nF
C VP2
V
11
SS
V
13
C VSSP1
SS
100 nF
C VSSP2
100 nF
470 kΩ
10 kΩ
470 Ω
10
15
14
9
+ 5 V
OUT1
BOOT1
BOOT2
OUT2
HFE > 80
T2
C BO1
15 nF
C BO2
15 nF
R SN1
R SN2
10 Ω
10 Ω
mode control
SGND
V
V
V
V
DD
DD
SS
SS
C SN1
220 pF
C SN2
220 pF
C SN3
220 pF
C SN4
220 pF
L LC1
L LC2
3 Ω to 6 Ω
4 Ω to 8 Ω
LOAD
OUTPUT FILTER VALUES
C LC1
C LC2
SINGLE-ENDED
15 μH
22 μH
R ZO1
22 Ω
R ZO2
22 Ω
L
C ZO1
100 nF
C ZO2
100 nF
LC
010aaa559
+
−
−
+
680 nF
470 nF
C
LC