Philips TDA8559T - Manual (Page 27)

TDA8559_3 © Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Product data sheets Rev. 03 — 15 May 2006 27 of 36
Philips Semiconductors
TDA8559T
Low-voltage stereo headphone amplifier
V
P
= 10 V, R
L
= 32
Ω
, f = 1 kHz. V
P
= 10 V, R
L
= 32
Ω
.
(1) P
o
= 100 mW.
(2) P
o
= 50 mW.
Fig 34. THD as a function of P
o
(stereo headphone) Fig 35. THD as a function of frequency (stereo
headphone)
10 2
10
1
P
o
(W)
THD
(%)
10
− 1
10
− 2
mda121
10
− 3 10
− 2 10
− 1 1
1
THD
(%)
f (Hz)
10
− 1
10
− 2
mda122
10 10 2 10 3 10 4 10 5
(2)
(1)
V
P
= 10 V, V
i
= 20 mV. V
P
= 10 V, R
s
= 0
Ω
, V
r
= 0.2 V (RMS).
Fig 36. Channel separation as a function of frequency
(stereo headphone)
Fig 37. SVRR as a function of frequency (stereo
headphone)
− 80
− 60
− 40
− 20
0
mda123
10
f (Hz)
10 2 10 3 10 4 10 5
α
cs
(dB)
− 80
−
60
− 40
− 20
0
mda124
10
f (Hz)
SVRR
(dB)
10 2 10 3 10 4 10 5