Typical Performance Characteristics - Analog Devices SSM2319 Manual

Filterless, high efficiency, mono 3 w class-d audio amplifier
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TYPICAL PERFORMANCE CHARACTERISTICS

100
R
= 8Ω + 33µH
L
GAIN = 12dB
10
1
0.1
0.01
0.001
0.0001
0.001
0.01
OUTPUT POWER (W)
Figure 3. THD + N vs. Output Power into R
100
R
= 4Ω + 33µH
L
GAIN = 12dB
10
1
0.1
0.01
0.001
0.0001
0.001
0.01
OUTPUT POWER (W)
Figure 4. THD + N vs. Output Power into R
100
R
= 3Ω + 33µH
L
GAIN = 12dB
10
1
0.1
0.01
0.0001
0.001
0.01
OUTPUT POWER (W)
Figure 5. THD + N vs. Output Power into R
V
= 2.5V
DD
V
= 3.6V
DD
V
= 5V
DD
0.1
1
10
= 8 Ω + 33 μH, Gain = 12 dB
L
V
= 2.5V
DD
V
= 3.6V
DD
V
= 5V
DD
0.1
1
10
= 4 Ω + 33 μH, Gain = 12 dB
L
V
= 2.5V
DD
V
= 3.6V
DD
V
= 5V
DD
0.1
1
10
= 3 Ω + 33 μH, Gain = 12 dB
L
100
R
= 8Ω + 33µH
L
GAIN = 12dB
V
= 5V
DD
10
1
0.1
0.01
0.001
10
Figure 6. THD + N vs. Frequency, R
100
R
= 4Ω + 33µH
L
GAIN = 12dB
V
= 5V
DD
10
1
0.1
0.01
0.001
10
Figure 7. THD + N vs. Frequency, R
100
R
= 3Ω + 33µH
L
GAIN = 12dB
V
= 5V
DD
10
1
0.1
0.01
0.001
10
Figure 8. THD + N vs. Frequency, R
Rev. 0 | Page 7 of 20
1W
0.5W
0.25W
100
1k
10k
FREQUENCY (Hz)
= 8 Ω + 33 μH, Gain = 12 dB, V
L
2W
1W
0.5W
100
1k
10k
FREQUENCY (Hz)
= 4 Ω + 33 μH, Gain = 12 dB, V
L
3W
1.5W
0.75W
100
1k
10k
FREQUENCY (Hz)
= 3Ω + 33 μH, Gain = 12 dB, V
L
SSM2319
100k
= 5 V
DD
100k
= 5 V
DD
100k
= 5 V
DD

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