MAX9736 Maxim Integrated Products, MAX9736 Datasheet - Page 6

• Manufacturer Part Number: MAX9736
• Description: Mono/Stereo High-Power Class D Amplifier
• Manufacturer: Maxim Integrated Products

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Mono/Stereo High-Power Class D Amplifier
(MAX9736A, PVDD = 12V, MOD = high, spread-spectrum modulation mode, V
erwise noted.)
6
0.001
0.01
0.1
_______________________________________________________________________________________
10
1
0
PVDD = 24V,
SPREAD SPECTRUM,
8Ω LOAD
PLUS NOISE vs. OUTPUT POWER
TOTAL HARMONIC DISTORTION
2
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
4
0
0
PVDD = 12V,
FIXED FREQUENCY,
8Ω LOAD
1kHz
PVDD = 18V,
SPREAD SPECTRUM,
8Ω LOAD
OUTPUT POWER (W)
6
5
POWER DISSIPATION
vs. TOTAL OUTPUT POWER
vs. TOTAL OUTPUT POWER
8
EFFICIENCY
6kHz
TOTAL OUTPUT POWER (W)
TOTAL OUTPUT POWER (W)
5
POWER DISSIPATION
10
10
EFFICIENCY
EFFICIENCY
EFFICIENCY
12
15
20Hz
10
14
20
16
25
18
15
MAX9736 toc13
MAX9736 toc15
30
0.001
20
35
0.01
Typical Operating Characteristics (continued)
0.1
10
1
10
9
8
7
6
5
4
3
2
1
0
10
9
8
7
6
5
4
3
2
1
0
0
PVDD = 12V,
FIXED FREQUENCY,
4Ω LOAD
PLUS NOISE vs. OUTPUT POWER
TOTAL HARMONIC DISTORTION
2
1kHz
4
6kHz
OUTPUT POWER (W)
6
8
10
12
20Hz
GND
100
100
14
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
= V
0
0
16
PVDD = 12V,
SPREAD SPECTRUM,
8Ω LOAD
PVDD = 18V,
FIXED FREQUENCY,
8Ω LOAD
PGND
2
POWER DISSIPATION
5
vs. TOTAL OUTPUT POWER
vs. TOTAL OUTPUT POWER
POWER DISSIPATION
4
TOTAL OUTPUT POWER (W)
= 0V, V
TOTAL OUTPUT POWER (W)
0.001
0.01
EFFICIENCY
10
EFFICIENCY
6
0.1
10
1
EFFICIENCY
EFFICIENCY
8
0
15
SHDN
PVDD = 12V,
SPREAD SPECTRUM,
4Ω LOAD
10
PLUS NOISE vs. OUTPUT POWER
TOTAL HARMONIC DISTORTION
1kHz
3
20
12 14
= V
6kHz
OUTPUT POWER (W)
25
MUTE
6
16
MAX9736 toc14
MAX9736 toc16
30
18
9
= 5V, unless oth-
20
35
20Hz
12
10
9
8
7
6
5
4
3
2
1
0
10
9
8
7
6
5
4
3
2
1
0
15
18