TDA8954 NXP Semiconductors, TDA8954 Datasheet - Page 32

• 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 22. Power dissipation as a function of output power per channel, SE configuration
Fig 23. Efficiency as a function of output power per channel, SE configuration
Efficiency
(1) 2 × 3 Ω SE configuration; V
(2) 2 × 4 Ω SE configuration; V
(3) 2 × 6 Ω SE configuration; V
(1) 2 × 6 Ω SE configuration; V
(2) 2 × 4 Ω SE configuration; V
(3) 2 × 3 Ω SE configuration; V
(%)
(W)
P
D
100
60
40
20
80
60
40
20
f
f
i
i
0
0
10
= 1 kHz; f
= 1 kHz, f
0
−2
osc
osc
Rev. 01 — 24 December 2009
= 325 kHz (external 650 kHz oscillator).
= 325 kHz (external 650 kHz oscillator).
10
50
−1
DD
DD
DD
DD
DD
DD
= 39 V; V
= 41 V; V
= 41 V; V
= 41 V; V
= 41 V; V
= 39 V; V
100
1
(1)
SS
SS
SS
SS
SS
SS
= −39 V.
= −41 V.
= −41 V.
= −41 V.
= −41 V.
= −39 V.
150
10
2 × 210 W class-D power amplifier
(2)
(3)
200
10
2
(3)
P
P
(1)
o
o
(2)
(W/channel)
(W/channel)
TDA8954
010aaa606
010aaa607
© NXP B.V. 2009. All rights reserved.
250
10
3
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