TDA8922C NXP Semiconductors, TDA8922C Datasheet - Page 29

• 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 23. Closed-loop voltage gain as a function of frequency
Fig 24. SVRR as a function of ripple frequency, ripple on V
(1) 1
(2) 2
(3) 2
(1) Operating mode.
(2) Mute mode.
(3) Standby mode.
SVRR
Gv(cl)
(dB)
(dB)
100
140
40
30
20
10
V
20
60
Ripple on V
V
DD
DD
10
10
8
8
6
= 30 V, V
= 30 V, V
BTL configuration; L
SE configuration; L
SE configuration; L
DD
SS
SS
, short on input pins.
Rev. 01 — 7 September 2009
= 30 V, f
= 30 V, V
10
10
2
2
osc
ripple
LC
LC
LC
= 350 kHz (external oscillator), V
= 33 H, C
= 33 H, C
= 15 H, C
= 2 V (p-p), 2
LC
LC
LC
10
10
= 330 nF, V
= 330 nF, V
3
3
= 680 nF, V
(1)
(2)
(3)
8
SE configuration.
DD
DD
2
DD
= 30 V, V
= 30 V; V
= 25 V, V
75 W class-D power amplifier
DD
i
10
10
= 100 mV, C
4
4
SS
SS
SS
= 30 V.
= 30 V.
(1)
(2)
(3)
= 25 V.
TDA8922C
fi (Hz)
f
i
(Hz)
i
010aaa577
010aaa578
= 330 pF.
© NXP B.V. 2009. All rights reserved.
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