Philips TDA8950 - Page 24

TDA8950_2 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 02 — 11 June 2009 24 of 39
NXP Semiconductors
TDA8950
2 × 150 W class-D power amplifier
V
P
= ±35 V, f
osc
= 345 kHz, 1 × 8 Ω BTL configuration.
(1) f
i
= 6 kHz.
(2) f
i
= 1 kHz.
(3) f
i
= 100 Hz.
Fig 13. THD + N as a function of output power, BTL configuration with 1 × 8 Ω load
V
P
= ±35 V, f
osc
= 345 kH, 2 × 4 Ω SE configuration.
(1) P
o
= 1 W.
(2) P
o
= 10 W.
Fig 14. THD + N 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)