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SSM2356 Datasheet, PDF (6/16 Pages) Analog Devices – 2 × 2W Filterless Class-D Stereo Audio Amplifier
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SSM2356
TYPICAL PERFORMANCE CHARACTERISTICS
100
RL = 8Ω + 33µH
GAIN = 6dB
10
VDD = 2.5V
VDD = 3.6V
1
0.1
0.01
VDD = 5V
0.001
0.0001
0.001
0.01
0.1
1
10
OUTPUT POWER (W)
Figure 3. THD + N vs. Output Power into 8 Ω, AV = 6 dB
100
RL = 8Ω + 33µH
GAIN = 18dB
10
VDD = 2.5V
VDD = 3.6V
1
0.1
0.01
VDD = 5V
0.001
0.0001
0.001
0.01
0.1
1
10
OUTPUT POWER (W)
Figure 4. THD + N vs. Output Power into 8 Ω, AV = 18 dB
100
RL = 4Ω + 15µH
GAIN = 6dB
10
VDD = 2.5V
1
VDD = 3.6V
0.1
0.01
0.001
0.0001
0.001
0.01
0.1
OUTPUT POWER (W)
VDD = 5V
1
10
Figure 5. THD + N vs. Output Power into 4 Ω, AV = 6 dB
100
RL = 4Ω + 15µH
GAIN = 18dB
10
VDD = 2.5V
1
VDD = 3.6V
0.1
0.01
VDD = 5V
0.001
0.0001
0.001
0.01
0.1
1
10
OUTPUT POWER (W)
Figure 6. THD + N vs. Output Power into 4 Ω, AV = 18 dB
100
VDD = 5V
GAIN = 6dB
10 RL = 8Ω + 33µH
1
0.1
1W
0.25W
0.01
0.001
0.0001
10
0.5W
100
1k
10k
FREQUENCY (Hz)
100k
Figure 7. THD + N vs. Frequency, VDD = 5 V, RL = 8 Ω, AV = 6 dB
100
VDD = 5V
GAIN = 18dB
RL = 8Ω + 33µH
10
1
1W
0.1
0.01
0.001
10
0.5W
0.25W
100
1k
10k
FREQUENCY (Hz)
100k
Figure 8. THD + N vs. Frequency, VDD = 5 V, RL = 8 Ω, AV = 18 dB
Rev. 0 | Page 6 of 16
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