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TDA8944AJ Datasheet, PDF (10/20 Pages) NXP Semiconductors – 2 x 7 W BTL audio amplifier with DC gain control
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Philips Semiconductors
TDA8944AJ
2 x 7 W BTL audio amplifier with DC gain control
102
handbook, halfpage
THD
(%)
10
1
10−1
MGW594
10
handbook, halfpage
THD
(%)
1
10−1
MGW595
(1)
(2)
10−2
10−2
10−1
1
10
102
Po (W)
10−2
10
102
103
104 f (Hz) 105
VCC = 12 V
Fig 8. Total harmonic distortion as function of output
power.
VCC = 12 V; no bandpass filter applied
(1) Po = 0.1 W
(2) Po = 1 W
Fig 9. Total harmonic distortion as function of
frequency.
16
handbook, halfpage
Po
(W)
12
8
4
MGW596
(1)
(2)
20
handbook, halfpage
Ptot
(W)
16
12
8
4
MGW597
0
0
4
8
12
16
20
VCC (V)
RL = 8 Ω
(1) THD = 10%
(2) THD = 1%
Fig 10. Output power as function of supply voltage.
0
0
4
RL = 8 Ω
8
12
16
20
VCC (V)
Fig 11. Total power dissipation (worst-case) as
function of supply voltage.
9397 750 09433
Product data
Rev. 01 — 01 March 2002
© Koninklijke Philips Electronics N.V. 2002. All rights reserved.
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