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Philips Semiconductors
1.5
P
(W)
1
0.5
0
0
4
(1) R
= 25 .
L
(2) R
= 32 .
L
Fig 26. Total worst case power dissipation as a
function of supply voltage (SE) (stereo
headphone)
1
THD
(%)
1
10
2
10
2
10
10
(1) V
= 3 V, R
= 25 , THD = 70 mW.
P
L
(2) V
= 5 V, R
= 25 , THD = 150 mW.
P
L
Fig 28. THD as a function of frequency (BTL mono)
TDA8559_3
Product data sheets
mda099
(1)
(2)
8
12
V
(V)
P
mda131
(1)
(2)
3
4
5
10
10
10
f (Hz)
Rev. 03 — 15 May 2006
Low-voltage stereo headphone amplifier
2
10
THD
(%)
10
1
1
10
2
10
3
2
10
10
f = 1 kHz.
(1) V
= 3 V, R
= 25 .
P
L
(2) V
= 5 V, R
= 25 .
P
L
Fig 27. THD as a function of P
0
SVRR
(dB)
20
40
60
80
2
10
10
V
= 3 V, R
= 0 , V
P
s
Fig 29. SVRR as a function of frequency (BTL mono)
TDA8559T
mda130
(1)
(2)
1
10
1
P
(W)
o
(BTL mono)
o
mda132
3
4
5
10
10
10
f (Hz)
= 0.2 V (RMS).
r
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
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