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TDA8920C_15 Datasheet, PDF (30/39 Pages) NXP Semiconductors – 2 X 110 W class-D power amplifier | |||
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NXP Semiconductors
TDA8920C
2 à 110 W class-D power ampliï¬er
â20
SVRR
(dB)
â40
001aai711
â60
â80
(2)
(1)
â100
â120
(3)
â140
10
102
103
104
106
fripple (Hz)
Ripple on VSS, short on input pins.
VP = ±30 V, RL = 4 â¦, Vripple = 2 V (p-p).
(1) Mute mode.
(2) Operating mode.
(3) Standby mode.
Fig 25. SVRR as a function of ripple frequency, ripple on VSS
10
Vo
(V)
1
001aai712
10â1
10â2
10â3
10â4
10â5
(1)
(2)
10â6
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
VMODE (V)
VP = ±30 V, fosc = 350 kHz; Vi = 100 mV
(1) Mode voltage down.
(2) Mode voltage up.
Fig 26. Output voltage as a function of mode voltage
TDA8920C_2
Product data sheet
Rev. 02 â 11 June 2009
© NXP B.V. 2009. All rights reserved.
30 of 39
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