TDA7563 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
TDA7563 Datasheet PDF : 19 Pages
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TDA7561
ELECTRICAL CHARACTERISTCS (continued)
(Refer to the test circuit, VS = 14.4V; RL = 4Ω; f = 1KHz;Tamb = 25°C; unless otherwise specified).
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
LSC Shorted Load det.
Power Amplifier mode
Line Driver mode
0.5
Ω
1.5
Ω
VO Offset Detection
Power Amplifier in play, AC Input 1.5
2
2.5
V
signals = 0
I2C BUS INTERFACE
fSCL Clock Frequency
400
KHz
VIL Input Low Voltage
1.5
V
VIH Input High Voltage
2.3
V
Figure 2. Quiescent Current vs. Supply Voltage
Id (mA)
250
230
Vin = 0
210
NO LOADS
190
170
150
130
110
90
70
50
8
10
12
14
16
18
Vs (V)
Figure 3. Output Power vs. Supply Voltage (2Ω)
Po (W)
70
65
60
55
RL = 4 Ohm
50
f = 1 KHz
Po-max
45
THD= 10 %
40
35
30
25
20
THD= 1 %
15
10
5
8 9 10 11 12 13 14 15 16 17 18
Vs (V)
Figure 4. Output Power vs. Supply Voltage (4Ω)
Po (W)
80
75
70
65
60
RL = 2 Ohm
55
f = 1 KHz
50
45
40
35
30
25
20
15
10
5
8
9
10
11
12
Vs (V)
Po-max
THD= 10 %
THD= 1 %
13 14 15 16
Figure 5. Distortion vs. Output Power (2Ω)
THD (%)
10
Vs = 14.4 V
RL = 4 Ohm
1
f = 10 KHz
0.1
f = 1 KHz
0.01
0.1
1
10
Po (W)
6/19
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