MAX9711ETC(2008) 데이터 시트보기 (PDF) - Maxim Integrated
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MAX9711ETC Datasheet PDF : 13 Pages
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3W Mono/Stereo BTL Audio Power Amplifiers
with Shutdown
Typical Operating Characteristics (continued)
(VDD = 5V, THD+N measurement bandwidth = 22Hz to 22kHz, TA = +25°C, unless otherwise noted.)
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER
100
AV = -4V/V
RL = 4Ω
10
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER
100
AV = -2V/V
RL = 8Ω
10
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER
100
AV = -4V/V
RL = 8Ω
10
1
f = 10kHz
0.1
f = 1kHz
1
0.1
f = 1kHz f = 10kHz
1
0.1
f = 10kHz
f = 1kHz
0.01
0.001
0
f = 20Hz
0.5 1.0 1.5 2.0 2.5 3.0 3.5
OUTPUT POWER (W)
0.01
0.001
0
f = 20Hz
0.5
1.0
1.5
OUTPUT POWER (W)
0.01
0.001
2.0
0
f = 20Hz
0.5
1.0
1.5
2.0
OUTPUT POWER (W)
OUTPUT POWER
vs. TEMPERATURE
4
THD+N = 10%
3
THD+N = 1%
2
OUTPUT POWER
vs. TEMPERATURE
4
THD+N = 10%
3
THD+N = 1%
2
OUTPUT POWER
vs. TEMPERATURE
2.0
THD+N = 10%
1.5
THD+N = 1%
1.0
1
f = 1kHz
RL = 3Ω
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
OUTPUT POWER vs. LOAD RESISTANCE
(FORCED-AIR COOLING)
5
VDD = 5V
f = 1kHz
4
3
THD+N = 10%
THD+N = 1%
2
1
0
1
10
100
1000
LOAD RESISTANCE (Ω)
1
f = 1kHz
RL = 4Ω
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
POWER DISSIPATION
vs. OUTPUT POWER
RL = 4Ω
f = 1kHz
0.5 1.0 1.5 2.0 2.5
OUTPUT POWER (W)
0.5
f = 1kHz
RL = 8Ω
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
POWER DISSIPATION
vs. OUTPUT POWER
RL = 8Ω
f = 1kHz
0.25 0.50 0.75 1.00 1.25 1.50
OUTPUT POWER (W)
4 _______________________________________________________________________________________
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