MAX9716EBLTG45(2009) Ver la hoja de datos (PDF) - Maxim Integrated
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MAX9716EBLTG45 Datasheet PDF : 21 Pages
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Low-Cost, Mono, 1.4W BTL Audio
Power Amplifiers
Typical Operating Characteristics (continued)
(VCC = 5V, THD+N measurement bandwidth = 22Hz to 22kHz, BTL mode, TA = +25°C, unless otherwise noted.)
GAIN AND PHASE vs. FREQUENCY
120
AV = 60dB
90
60
30
0
-30
-60
-90
-120
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
10
100
1k
10k
100k
FREQUENCY (Hz)
SUPPLY CURRENT vs. VCC
6.0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
VCC (V)
6
5
4
3
2
1
-40
SUPPLY CURRENT
vs. TEMPERATURE
COMING OUT OF SHUTDOWN
MAX9716 toc32
RL = 8Ω
SHDN
2V/div
GOING INTO SHUTDOWN
MAX9716 toc33
RL = 8Ω
VCC = 5V
VCC = 3V
OUT+
1V/div
OUT-
1V/div
OUT+ - OUT-
200mV/div
SHDN
2V/div
OUT+
1V/div
OUT-
1V/div
OUT+ - OUT-
200mV/div
-15
10
35
60
85
TEMPERATURE (°C)
SHUTDOWN CURRENT vs. VCC
20
18
16
14
12
10
8
6
4
2
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
VCC (V)
100ms/div
10μs/div
40
35
30
25
20
15
10
5
0
-40
SHUTDOWN CURRENT
vs. TEMPERATURE
VCC = 5V
VCC = 3V
-15
10
35
60
85
TEMPERATURE (°C)
8 _______________________________________________________________________________________
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