TDA8922C NXP Semiconductors, TDA8922C Datasheet - Page 27

• Manufacturer Part Number: TDA8922C
• Description: The TDA8922C is a high-efficiency Class D audio power amplifier
• Manufacturer: NXP Semiconductors

NXP Semiconductors
TDA8922C_1
Product data sheet
Fig 19. Power dissipation as a function of output power per channel, SE configuration
Fig 20. Efficiency as a function of output power per channel, SE configuration
(1) 2
(2) 2
(3) 1
(1) 2
(2) 2
(3) 1
P
(W
D
(%)
30
20
10
f
f
i
i
0
100
10
= 1 kHz; f
= 1 kHz, f
80
60
40
20
0
6
8
8
8
6
8
2
0
SE configuration; V
SE configuration; V
BTL configuration; V
SE configuration; V
SE configuration; V
BTL configuration; V
osc
osc
20
= 350 kHz (external oscillator).
= 350 kHz (external oscillator).
Rev. 01 — 7 September 2009
10
1
40
DD
DD
DD
DD
DD
DD
= 32 V; V
= 32 V; V
= 32 V; V
= 32 V; V
= 25 V; V
= 25 V; V
(1)
60
1
SS
SS
SS
SS
SS
SS
= 32 V.
= 32 V.
= 32 V.
= 32 V.
(2)
= 25 V.
= 25 V.
80
10
1
100
2
75 W class-D power amplifier
(1)
120
(2)
10
(3)
P
2
o
(W)
TDA8922C
P
o
140
010aaa573
(W)
© NXP B.V. 2009. All rights reserved.
(3)
010aaa574
10
3
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