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TDA8922C Datasheet(PDF) 27 Page - NXP Semiconductors

Part No. TDA8922C
Description  2 X 75 W class-D power amplifier
Download  40 Pages
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Maker  NXP [NXP Semiconductors]
Homepage  http://www.nxp.com
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TDA8922C Datasheet(HTML) 27 Page - NXP Semiconductors

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TDA8922C_1
© NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 01 — 7 September 2009
27 of 40
NXP Semiconductors
TDA8922C
2
× 75 W class-D power amplifier
fi = 1 kHz; fosc = 350 kHz (external oscillator).
(1) 2
× 6 Ω SE configuration; V
DD = 32 V; VSS = −32 V.
(2) 2
× 8 Ω SE configuration; V
DD = 32 V; VSS = −32 V.
(3) 1
× 8 Ω BTL configuration; V
DD =25V; VSS = −25 V.
Fig 19. Power dissipation as a function of output power per channel, SE configuration
fi = 1 kHz, fosc = 350 kHz (external oscillator).
(1) 2
× 8 Ω SE configuration; V
DD = 32 V; VSS = −32 V.
(2) 2
× 6 Ω SE configuration; V
DD = 32 V; VSS = −32 V.
(3) 1
× 8 Ω BTL configuration; V
DD =25V; VSS = −25 V.
Fig 20. Efficiency as a function of output power per channel, SE configuration
010aaa573
Po (W)
10−2
102
103
101
10−1
1
10
20
30
PD
(W
0
(2)
(1)
(3)
(2)
(1)
(3)
Po (W)
0
160
120
80
40
010aaa574
40
60
20
80
100
η
(%)
0
60
20
100
140


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