MAX9704 Maxim Integrated Products, MAX9704 Datasheet - Page 4

• Manufacturer Part Number: MAX9704
• Description: 10W Stereo/15W Mono Filterless Spread-Spectrum Class D Amplifiers
• Manufacturer: Maxim Integrated Products

10W Stereo/15W Mono, Filterless,
Spread-Spectrum, Class D Amplifiers
(33µH with 4Ω, 68µH with 8Ω, part in SSM mode, 136µH with 16Ω, measurement BW = 22Hz to 22kHz, unless otherwise noted.)
4
0.01
0.01
0.01
_______________________________________________________________________________________
100
0.1
0.1
0.1
10
10
10
1
1
1
10
10
0
TOTAL HARMONIC DISTORTION PLUS
V
R
A
P
V
R
A
TOTAL HARMONIC DISTORTION PLUS
V
R
A
TOTAL HARMONIC DISTORTION PLUS
DD
L
V
DD
L
V
OUT
DD
L
V
2
= 8Ω
= 4Ω
= 16dB
= 16dB
= 8Ω
= 16dB
f = 1kHz
= 15V
= 20V
= 20V
= 8W
NOISE vs. OUTPUT POWER
f = 100Hz
4
P
NOISE vs. FREQUENCY
NOISE vs. FREQUENCY
100
100
OUT
OUTPUT POWER (W)
6
= 4W
FREQUENCY (Hz)
FREQUENCY (Hz)
SSM
P
8
OUT
FFM
10 12 14 16 18
= 500mW
1k
1k
f = 10kHz
10k
10k
100k
100k
20
0.01
0.01
0.01
100
0.1
0.1
10
0.1
10
10
1
1
1
10
0
0
TOTAL HARMONIC DISTORTION PLUS
TOTAL HARMONIC DISTORTION PLUS
TOTAL HARMONIC DISTORTION PLUS
V
R
A
V
R
A
f = 1kHz
1 2 3 4 5 6 7 8 9 10111213141516171819
V
R
A
DD
L
V
DD
L
V
DD
L
V
1
= 8Ω
= 8Ω
= 16dB
= 16dB
= 4Ω
= 16dB
= 15V
= 20V
= 15V
NOISE vs. OUTPUT POWER
NOISE vs. OUTPUT POWER
2
NOISE vs. FREQUENCY
100
P
SSM
3
OUTPUT POWER (W)
OUTPUT POWER (W)
OUT
P
FREQUENCY (Hz)
OUT
= 8W
4
= 500mW
FFM (335kHz)
1k
5
f = 100Hz
Typical Operating Characteristics
6
7
10k
f = 1kHz
f = 10kHz
8
9
100k
10
20
0.01
0.01
100
0.1
0.1
10
10
90
80
70
60
50
40
30
20
10
1
1
0
10
0
0
TOTAL HARMONIC DISTORTION PLUS
TOTAL HARMONIC DISTORTION PLUS
V
R
A
V
R
A
DD
L
V
1 2 3 4 5 6 7 8 9 10 11 12 13 14
DD
L
V
EFFICIENCY vs. OUTPUT POWER
R
= 8Ω
= 8Ω
= 16dB
= 16dB
1
f = 1kHz
L
= 20V
= 15V
f = 100Hz
= 8Ω
NOISE vs. OUTPUT POWER
2
NOISE vs. FREQUENCY
100
OUTPUT POWER (W)
3
OUTPUT POWER (W)
P
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OUT
FREQUENCY (Hz)
R
L
4
P
= 8W
f = 10kHz
= 4Ω
OUT
1k
5
= 500mW
6
7
10k
V
A
f = 1kHz
DD
V
8
= 16dB
= 12V
9
100k
15
10