TDA8920C NXP Semiconductors, TDA8920C Datasheet - Page 29

• Manufacturer Part Number: TDA8920C
• Description: The TDA8920C is a high-efficiency class-D audio power amplifier
• Manufacturer: NXP Semiconductors

NXP Semiconductors
TDA8920C_2
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
SVRR
(1) 1
(2) 2
(3) 2
(4) 2
(1) Mute mode.
(2) Operating mode.
(3) Standby mode.
(dB)
G
(dB)
v(cl)
100
120
140
40
30
20
10
V
20
40
60
80
Ripple on V
V
P
P
10
10
= 30 V, f
= 30 V, R
8
4
6
8
BTL configuration.
SE configuration.
SE configuration.
SE configuration.
(1)
(2)
(3)
DD
osc
L
, short on input pins.
= 4 , V
= 350 kHz, V
Rev. 02 — 11 June 2009
10
10
ripple
2
2
= 2 V (p-p).
i
= 100 mV, C
i
10
10
= 330 pF, L
3
3
2
LC
= 15 H, C
110 W class-D power amplifier
DD
10
10
4
4
LC
f
ripple
= 680 nF.
TDA8920C
f
i
(1)
(2)
(3)
(4)
(Hz)
(Hz)
010aaa540
© NXP B.V. 2009. All rights reserved.
001aai710
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10
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