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TDA8922C Datasheet(PDF) 29 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) 29 Page - NXP Semiconductors

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TDA8922C_1
© NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 01 — 7 September 2009
29 of 40
NXP Semiconductors
TDA8922C
2
× 75 W class-D power amplifier
VDD =30V, VSS = −30 V, fosc = 350 kHz (external oscillator), Vi = 100 mV, Ci = 330 pF.
(1) 1
× 8 Ω BTL configuration; L
LC = 15 µH, CLC = 680 nF, VDD = 25 V, VSS = −25 V.
(2) 2
× 8 Ω SE configuration; L
LC = 33 µH, CLC = 330 nF, VDD = 30 V, VSS = −30 V.
(3) 2
× 6 Ω SE configuration; L
LC = 33 µH, CLC = 330 nF, VDD = 30 V; VSS = −30 V.
Fig 23. Closed-loop voltage gain as a function of frequency
Ripple on VDD, short on input pins.
VDD =30V, VSS = −30 V, Vripple = 2 V (p-p), 2 × 8 Ω SE configuration.
(1) Operating mode.
(2) Mute mode.
(3) Standby mode.
Fig 24. SVRR as a function of ripple frequency, ripple on VDD
010aaa577
fi (Hz)
10
105
104
102
103
20
30
40
Gv(cl)
(dB)
10
(1)
(2)
(3)
010aaa578
fi (Hz)
10
105
104
102
103
−100
−60
−20
SVRR
(dB)
−140
(1)
(2)
(3)


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