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ManualsBrandsMAXIM INTEGRATED ManualsLinear ICsLinear IC - Audio amplifier 1-channel (mono) Class D WLP 9 (0.96x0.96)
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4 Maxim Integrated
Mono 3.2W Class D Amplifier
MAX98304
Typical Operating Characteristics
(V
PVDD
= V
SHDN
= 5.0V, V
PGND
= 0V, A
V
= 6dB, R
L
= J, R
L
connected between OUT+ to OUT-, AC measurement bandwidth 20Hz
to 22kHz, T
A
= +25NC, unless otherwise noted.)
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX98304 toc04
FREQUENCY (Hz)
THD+N (%)
10k1k100
0.01
0.1
1
10
0.001
10 100k
V
PVDD
= 5V
Z
LOAD
= 8I + 68µH
P
OUT
= 1.2W
P
OUT
= 0.2W
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
MAX98304 toc07
OUTPUT POWER (W)
THD+N (%)
3.53.02.52.01.51.00.5
0.01
0.1
1
10
100
0.001
0 4.0
V
PVDD
= 5V
Z
LOAD
= 4I + 33µH
f = 6000Hz
f = 1000Hz
f = 100Hz
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX98304 toc01
FREQUENCY (Hz)
THD+N (%)
10k1k100
0.01
0.1
1
10
0.001
10 100k
V
PVDD
= 5V
Z
LOAD
= 4I + 33µH
P
OUT
= 2W
P
OUT
= 1.5W
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX98304 toc05
FREQUENCY (Hz)
THD+N (%)
10k1k100
0.01
0.1
1
10
0.001
10 100k
V
PVDD
= 4.2V
Z
LOAD
= 8I + 68µH
P
OUT
= 0.6W
P
OUT
= 0.3W
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
MAX98304 toc08
OUTPUT POWER (W)
THD+N (%)
2.01.51.00.5
0.01
0.1
1
10
100
0.001
0 2.5
V
PVDD
= 4.2V
Z
LOAD
= 4I + 33µH
f = 6000Hz
f = 1000Hz
f = 100Hz
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX98304 toc02
FREQUENCY (Hz)
THD+N (%)
10k1k100
0.01
0.1
1
10
0.001
10 100k
V
PVDD
= 4.2V
Z
LOAD
= 4I + 33µH
P
OUT
= 1W
P
OUT
= 0.5W
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX98304 toc06
FREQUENCY (Hz)
THD+N (%)
10k1k100
0.01
0.1
1
10
0.001
10 100k
V
PVDD
= 3.7V
Z
LOAD
= 8I + 68µH
P
OUT
= 0.2W
P
OUT
= 0.4W
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
MAX98304 toc09
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
OUTPUT POWER (W)
THD+N (%)
1.51.00.50
0.01
0.1
1
10
100
0.001
2.0
V
PVDD
= 3.7V
Z
LOAD
= 4I + 33µH
f = 6000Hz
f = 1000Hz
f = 100Hz
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX98304 toc03
FREQUENCY (Hz)
THD+N (%)
10k1k100
0.01
0.1
1
10
0.001
10 100k
V
PVDD
= 3.7V
Z
LOAD
= 4I + 33µH
P
OUT
= 0.8W
P
OUT
= 0.2W