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TDA8950_1 © NXP B.V. 2008. All rights reserved.
Preliminary data sheet Rev. 01 — 9 September 2008 28 of 39
NXP Semiconductors
TDA8950
2 × 150 W class-D power amplifier
V
P
= ±35 V, f
i
= 1 kHz, f
osc
= 325 kHz
(1) 2 × 4 Ω SE configuration
(2) 2 × 6 Ω SE configuration
(3) 2 × 8 Ω SE configuration
Fig 20. Power dissipation as function of output power per channel
V
P
= ±35 V, f
i
= 1 kHz, f
osc
= 325 kHz
(1) 2 × 4 Ω SE configuration
(2) 2 × 6 Ω SE configuration
(3) 2 × 8 Ω SE configuration
Fig 21. Efficiency as function of output power per channel
P
o
(W)
0 120804020 10060
001aai705
20
10
30
40
P
(W)
0
25
15
35
5
(1)
(2)
(3)
P
o
(W)
0 120804020 10060
001aai706
40
20
100
η
(%)
0
60
80
(1)
(2)
(3)