ssm2311 Analog Devices, Inc., ssm2311 Datasheet - Page 8

• Manufacturer Part Number: ssm2311
• Description: Filterless High Efficiency Mono 3 W Class-d Audio Amplifier
• Manufacturer: Analog Devices, Inc.

SSM2311
0.001
0.001
0.001
Figure 15. THD + N vs. Frequency, V
Figure 16. THD + N vs. Frequency, V
Figure 17. THD + N vs. Frequency, V
0.01
0.01
0.01
100
100
100
0.1
0.1
0.1
10
10
10
1
1
1
10
10
10
V
GAIN = 18
R
V
GAIN = 18dB
R
V
GAIN = 18dB
R
DD
L
DD
L
DD
L
= 8Ω, 33µH
= 4Ω, 3
= 3Ω, 3
0.125W
= 2.5V
= 2.5V
= 2.5V
dB
3µH
3µH
0.125W
100
100
100
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
0.2W
0.38W
1k
1k
1k
0.5W
DD
DD
DD
0.75W
= 2.5 V, R
= 2.5 V, R
= 2.5 V, R
0.075W
0.25W
0.25W
10k
10k
10k
L
L
L
= 8 Ω, A
= 4 Ω, A
= 3 Ω, A
V
V
V
= 18 dB
= 18 dB
= 18 dB
100k
100k
100k
Rev. PrA | Page 8 of 20
Figure 20. Maximum Output Power vs. Supply Voltage, R
5.2
5.0
4.8
4.6
4.4
4.2
4.0
3.8
3.9
3.4
3.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
12
10
8
6
4
2
0
2.5
0
2.5
0
Figure 18. Supply Current vs. Supply Voltage, No Load
NO LOAD
Figure 19. Shutdown Current vs. Shutdown Voltage
f = 1kHz
GAIN = 18dB
R
L
= 8Ω, 33
0.1
3.0
3.0
Preliminary Technical Data
µH
0.2
SHUTDOWN VOLTAGE (V)
3.5
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
0.3
3.5
4.0
0.4
V
4.0
DD
0.5
V
10%
DD
4.5
= 3.6V
1%
V
= 2.5V
DD
0.6
= 5V
4.5
L
5.0
= 8 Ω, A
0.7
V
5.5
0.8
5.0
= 18 dB