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TDA8950_1 © NXP B.V. 2008. All rights reserved.
Preliminary data sheet Rev. 01 — 9 September 2008 25 of 39
NXP Semiconductors
TDA8950
2 × 150 W class-D power amplifier
V
P
= ±35 V, f
osc
= 350 kHz, 1 × 8 Ω BTL configuration.
(1) f
i
= 6 kHz
(2) f
i
= 1 kHz
(3) f
i
= 100 Hz
Fig 14. THD as a function of output power, BTL configuration with 1 × 8 Ω load
V
P
= ±35 V, 2 × 4 Ω SE configuration.
(1) OUT2, P
O
= 1 W
(2) OUT2, P
O
= 10 W
Fig 15. THD as a function of frequency, SE configuration with 2 × 4 Ω load
001aai423
10
−1
10
−2
1
10
THD
(%)
10
−3
P
O
(W)
10
−2
10
3
10
2
10
−1
110
(1)
(2)
(3)
001aai424
10
−1
10
−2
1
10
THD
(%)
10
−3
f
i
(Hz)
10 10
5
10
4
10
2
10
3
(1)
(2)