TDA8954 NXP Semiconductors, TDA8954 Datasheet - Page 34

• Manufacturer Part Number: TDA8954
• Description: The TDA8954 is a stereo or mono high–efficiency Class D audio power amplifier in asingle IC featuring low power dissipation
• Manufacturer: NXP Semiconductors

NXP Semiconductors
TDA8954_1
Product data sheet
Fig 26. Frequency response
Fig 27. SVRR as a function of ripple frequency, ripple on V
(1) 1 × 8 Ω configuration; L
(2) 2 × 4 Ω configuration; L
(3) 2 × 3 Ω configuration; L
(1) Operating mode.
(2) Mute mode.
SVRR
Gain
(dB)
(dB)
−100
−20
−40
−60
−80
40
30
20
10
V
Ripple on VDD, short on input pins.
V
0
0
DD
DD
10
10
= 30 V, V
= 41 V, V
SS
SS
Rev. 01 — 24 December 2009
= −30 V, f
= −41 V, V
10
10
LC
LC
LC
2
2
(1)
(2)
osc
= 15 μH, C
= 15 μH, C
= 15 μH, C
ripple
= 325 kHz (external 650 kHz oscillator), V
= 2 V (p-p), 2 × 4 Ω SE configuration.
LC
LC
LC
= 680 nF, V
= 680 nF, V
= 680 nF, V
10
10
3
3
DD
DD
DD
2 × 210 W class-D power amplifier
= 41 V, V
= 41 V, V
= 39 V; V
DD
10
10
SS
SS
SS
4
4
= −41 V.
= −41 V.
= −39 V.
(1)
(2)
(3)
i
Fi (Hz)
Fi (Hz)
= 100 mV, C
TDA8954
010aaa610
010aaa611
© NXP B.V. 2009. All rights reserved.
10
10
i
5
5
= 330 pF.
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