TDA7497SA Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
componentes Descripción
Fabricante
TDA7497SA Datasheet PDF : 10 Pages
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Figure 5. Output Power vs Supply Voltage
W
10
TDA7497
Rl = 80hm
f = 1KHz
8
6
4
2
THD=10%
THD=1%
0
+10
+12 +14 +16 +18 +20 +22
Vdc
Pout vs Vcc : RL=8ohm, F=1KHz (filter 22Hz-22KHz),
THD= 1%, 10%, channels L/R/C
+24 +25
Figure 6. Frequency Response
Amp.
(dB)
+5l
+4
+3
+2
+1
+0
-1
-2
-3
-4
-5
20
TDA7497
Vcc=25 Vdc
Rl = 8ohm
0dB = 1W
50 100 200
500 1k 2k
Frequency ( Hz )
5k 10k 20k
50k 100k
Figure 7. THD+N vs Output Power
T.H.D.
(%)
10
5
2
1
TDA7497
0.5
Vcc=26Vdc
Rl = 8ohm
f = 1KHz
0.2
0.1
0.05
0.02
0.01
60m 100m 200m 500m 1
2
5 10
TDA7497SA
Figure 8. Pdiss vs Output Power
Pdiss. (W)helv
16
15
14
13
12
TDA7497
Vcc = 26V
Right/Left/Center= 8 ohm
11
X axis is 3X Pout
10
9
0
5
10
15
20
25
30
Pout. (W)
Figure 9. Output power vs Supply Voltage
16
Pout(W)
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
+14
TDA7497SA
Rl= 4ohm
f =1KHz
Center Ch
THD=10%
THD=1%
+16
+18
+20
+22
Vs ( V )
+24
+26
Figure 10. THD+N vs Output Power
THD(%) 10
5
2
1
0.5
TDA7497SA
Rl = 4ohm
Center Ch
0.2
f =100Hz
0.1
0.05
f =1KHz
0.02
0.01
200m
500m
1
2
5
10
20
5/10
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