MAX9736 데이터 시트보기 (PDF) - Maxim Integrated
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MAX9736 Datasheet PDF : 25 Pages
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Mono/Stereo High-Power Class D Amplifier
Typical Operating Characteristics (continued)
(MAX9736A, VPVDD = 12V, MOD = high, spread-spectrum modulation mode, VGND = VPGND = 0V, VSHDN = VMUTE = 5V, unless
otherwise noted.)
SUPPLY CURRENT
vs. PVDD SUPPLY VOLTAGE
40
VREGEN = VMUTE = VSHDN = 3.3V
30
20
SUPPLY CURRENT
vs. PVDD SUPPLY VOLTAGE
20
VREGEN = 0V,
VMUTE = VSHDN = 3.3V,
VS = 5V
15
10
SUPPLY CURRENT
vs. VS SUPPLY VOLTAGE
15
VREGEN = 0V,
VMUTE = VSHDN = 3.3V
13
11
9
10
5
7
5
0
0
4.5 4.7 4.9 5.1 5.3 5.5
8
13
18
23
28
8
13
18
23
28
VS VOLTAGE (V)
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
SHUTDOWN CURRENT
vs. PVDD SUPPLY VOLTAGE
3
VREGEN = VSHDN = 0V,
VMUTE = 3.3V
2
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
1
VPVDD = 12V,
FIXED FREQUENCY,
4Ω LOAD, MONO
POUT = 10W
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
1
VPVDD = 12V,
SPREAD SPECTRUM,
4Ω LOAD, MONO
0.1
0.1
POUT = 10W
1
0
POUT = 6W
POUT = 6W
0.01
0.01
-1
-2
8
12
16
20
24
28
SUPPLY VOLTAGE (V)
0.001
10
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
10
VPVDD = 12V,
FIXED FREQUENCY,
4Ω LOAD, MONO
1
6kHz
0.001
100
1k
10k
100k
10
FREQUENCY (Hz)
100
1k
10k
100k
FREQUENCY (Hz)
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (VDD = 12V,
SPREAD SPECTRUM, 4Ω LOAD, MONO)
10
1
6kHz
1kHz
0.1
1kHz
0.1
20Hz
0.01
0 2 4 6 8 10 12 14 16 18 20
OUTPUT POWER (W)
20Hz
0.01
0 2 4 6 8 10 12 14 16 18 20
OUTPUT POWER (W)
10 ______________________________________________________________________________________
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