AD1990 Ver la hoja de datos (PDF) - Analog Devices
Número de pieza
componentes Descripción
Fabricante
AD1990 Datasheet PDF : 16 Pages
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Preliminary Technical Data
0
-20
POWER = 1W
-40
RL = 6Ω
-60
-80
-100
-120
-140
-160
0
2
4
6
8 10 12 14 16 18 20
FREQUENCY - KHz
Figure 10. 10KHz, 1W into a 6Ω Load
0
-20
POWER = 1W
-40
RL = 6Ω
-60
-80
-100
-120
-140
-160
0
2
46
8 10 12 14 16 18 20
FREQUENCY - KHz
Figure 11. 19KHz, 1W into a 6Ω Load
0
T
-10
PVDD = 12V
-20
RL = 6Ω
AMPLIFIER GAIN (AV) = 2.7
-30
POWER = (VRMS × AV × 2)2/RL
-40
-50
-60
-70
fIN = 10KHz
fIN = 1KHz
-80
-90
-100
fIN = 100Hz
-110
-120
0
0.2
0.4/
0.6/
0.8/
1.0/
1.2/
0.2W
0.78W 1.75W
3W
5W
7W
VRMS (V)
Figure 12. THD+N vs Input Signal/Power Output
AD199x
100
90
80
70
60
50
40
30
20
10
0
0
1
2
3
4
5
Watts Per Channel
Figure 13. Efficiency vs Power
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
20
50 100 200 500
1K 2K
FREQUENCY - Hz
5K 10K 20K
Figure 14. THD+N vs Distortion, 1W into a 6Ω Load
Rev. PrA – 1/20/05 | Page 9 of 16
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