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TDA8920CJ/N1,112

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P36P37-P39
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TDA8920C_2 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 02 — 11 June 2009 22 of 39
NXP Semiconductors
TDA8920C
2 × 110 W class-D power amplifier
(1) The value of C
PROT
can be in the range 10 pF to 220 pF (see Section 8.3.2)
Fig 10. Typical application diagram
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C
IN
IN1P
IN1
+
−
+
−
IN2
IN1M
SGND
2
3
19
22
21
20 18
470 nF
470 nF
C
IN
C
IN
IN2P
IN2M
470 nF
470 nF
C
IN
220 nF
VDDA VSSA
177
V
SSP
VDDA
VSSA
PROT
13
14
15
VSSP
VSSP2
OUT2
BOOT2
16
VDDP
VDDP2
VSSD
C
VDDA
220 nF
C
VSSA
100 nF
C
VDDP
15 nF
C
BO
100 nF
C
VSSP
100 nF
C
VP
VSSP
VSSP
VSSP
VDDP
VDDP
VDDP
+
−
+
−
11
VSSP1
8
VDDP1
23
MODE
mode
control
1
OSC
6
4
n.c.
5
n.c.
n.c.
100 nF
C
VDDP
100 nF
C
VSSP
100 nF
C
VP
C
PROT
(1)
V
SSA
12
STABI
C
STAB
470 nF
R
OSC
30 kΩ
10
9
OUT1
BOOT1
15 nF
C
BO
L
LC
VSSA
R
VDDA
10 Ω
R
VSSA
10 Ω
C
VP
22 µF
C
VDDP
470 µF
C
VSSP
470 µF
GND
VDDP
VSSP
VDDA
VDDP
VSSP
VSSA
R
SN
10 Ω
R
SN
10 Ω
C
SN
220 pF
C
SN
220 pF
C
SN
220 pF
C
LC
C
LC
C
SN
220 pF
R
ZO
22 Ω
C
ZO
100 nF
R
ZO
22 Ω
C
ZO
100 nF
LOAD L
LC
C
LC
3 Ω to 6 Ω 15 µH 680 nF
4 Ω to 8 Ω 22 µH 470 nF
SINGLE-ENDED
OUTPUT FILTER VALUES
TDA8920C
L
LC
SGND
mode control
mute/
operating
10 µF
5.6 kΩ
+
5 V
470 Ω
standby/
operating
5.6 kΩ
T2
HFE > 80
T1
HFE > 80
470 kΩ
+
5 V
470 kΩ
10 kΩ10 kΩ
TDA8920C_2 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 02 — 11 June 2009 23 of 39
NXP Semiconductors
TDA8920C
2 × 110 W class-D power amplifier
13.8 Curves measured in reference design
V
P
= ±30 V, f
osc
= 350 kHz, 2 × 4 Ω SE configuration.
(1) f
i
= 6 kHz.
(2) f
i
= 1 kHz.
(3) f
i
= 100 Hz.
Fig 11. THD + N as a function of output power, SE configuration with 2 × 4 Ω load
V
P
= ±30 V, f
osc
= 350 kHz, 2 × 6 Ω SE configuration.
(1) f
i
= 6 kHz.
(2) f
i
= 1 kHz.
(3) f
i
= 100 Hz.
Fig 12. THD + N as a function of output power, SE configuration with 2 × 6 Ω load
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10
−1
10
−2
1
10
THD
(%)
10
−3
P
o
(W)
10
−2
10
3
10
2
10
−1
110
(1)
(2)
(3)
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10
−1
10
−2
1
10
THD
(%)
10
−3
P
o
(W)
10
−2
10
3
10
2
10
−1
110
(1)
(2)
(3)
TDA8920C_2 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 02 — 11 June 2009 24 of 39
NXP Semiconductors
TDA8920C
2 × 110 W class-D power amplifier
V
P
= ±30 V, f
osc
= 350 kHz, 1 × 8 Ω BTL configuration.
(1) f
i
= 6 kHz.
(2) f
i
= 1 kHz.
(3) f
i
= 100 Hz.
Fig 13. THD + N as a function of output power, BTL configuration with 1 × 8 Ω load
V
P
= ±30 V, f
osc
= 350 kHz, 2 × 4 Ω SE configuration.
(1) P
o
= 1 W.
(2) P
o
= 10 W.
Fig 14. THD + N as a function of frequency, SE configuration with 2 × 4 Ω load
010aaa534
10
−1
10
−2
1
10
THD
(%)
10
−3
P
o
(W)
10
−2
10
3
10
2
10
−1
110
(1)
(2)
(3)
010aaa535
10
−1
10
−2
1
10
THD
(%)
10
−3
f
i
(Hz)
10 10
5
10
4
10
2
10
3
(1)
(2)
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TDA8920CJ/N1,112

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Manufacturer:
NXP Semiconductors
Description:
Audio Amplifiers Audio Amp Speaker 1CH Mono/2-CH Stereo
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