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TDA8922C Datasheet(PDF) 28 Page - NXP Semiconductors

Part No. TDA8922C
Description  2 X 75 W class-D power amplifier
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Maker  NXP [NXP Semiconductors]
Homepage  http://www.nxp.com
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TDA8922C Datasheet(HTML) 28 Page - NXP Semiconductors

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TDA8922C_1
© NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 01 — 7 September 2009
28 of 40
NXP Semiconductors
TDA8922C
2
× 75 W class-D power amplifier
Infinite heat sink used.
fi = 1 kHz, fosc = 350 kHz (external oscillator).
(1) THD + N = 10 %, 6
Ω.
(2) THD + N = 10 %, 8
(3) THD + N = 0.5 %, 6
(4) THD + N = 0.5 %, 8
Ω.
Fig 21. Output power as a function of supply voltage, SE configuration
Infinite heat sink used.
fi = 1 kHz, fosc = 350 kHz (external oscillator).
(1) THD + N = 10 %, 8
Ω.
(2) THD + N = 0.5 %, 8
Ω.
Fig 22. Output power as a function of supply voltage, BTL configuration
(1)
(2)
(3)
(4)
VDD (V)
12.5
32.5
27.5
22.5
17.5
010aaa575
40
60
20
80
100
Po
(W)
0
VSS (V)
−12.5
−32.5
−27.5
−22.5
−17.5
VDD (V)
12.5
27.5
22.5
17.5
15
25
20
010aaa576
80
120
40
160
200
Po
(W)
0
(1)
(2)
VSS (V)
−12.5
−27.5
−22.5
−17.5
−15
−25
−20


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