ssm2315 Analog Devices, Inc., ssm2315 Datasheet - Page 9

• Manufacturer Part Number: ssm2315
• Description: Filterless, High Efficiency, Mono 3 W Class-d Audio Amplifier
• Manufacturer: Analog Devices, Inc.

Figure 21. Power Dissipation vs. Output Power, R
Figure 22. Power Dissipation vs. Output Power, R
Figure 23. Power Dissipation vs. Output Power, R
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.09
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.01
0
0
0
0
0
0
V
R
V
R
V
R
DD
DD
DD
L
L
L
= 8Ω + 33µH
= 4Ω + 33µH
= 8Ω + 33µH
= 5V
0.2
= 5V
= 3.6V
0.1
0.5
0.4
0.2
0.6
1.0
0.3
OUTPUT POWER (W)
OUTPUT POWER (W)
OUTPUT POWER (W)
0.8
0.4
1.5
1.0
0.5
L
L
L
1.2
2.0
0.6
= 8 Ω + 33 μH at V
= 4 Ω + 33 μH at V
= 8 Ω + 33 μH at V
1.4
0.7
2.5
1.6
0.8
DD
DD
DD
1.8
3.0
0.9
= 5.0 V
= 5.0 V
= 3.6 V
Rev. A | Page 9 of 16
Figure 24. Power Dissipation vs. Output Power, R
0.25
0.20
0.15
0.10
0.05
400
350
300
250
200
150
100
800
700
600
500
400
300
200
100
Figure 25. Supply Current vs. Output Power, R
Figure 26. Supply Current vs. Output Power, R
50
0
0
0
0
0
0
V
R
R
R
DD
L
L
L
0.2
V
= 4Ω + 33µH
= 8Ω + 33µH
= 4Ω + 33µH
V
DD
= 3.6V
0.2
0.2
DD
0.4
= 2.5V
= 2.5V
0.6
0.4
0.4
0.8
0.6
1.0
OUTPUT POWER (W)
OUTPUT POWER (W)
OUTPUT POWER (W)
0.6
V
V
1.2
DD
DD
0.8
1.4
= 3.6V
= 3.6V
0.8
1.6
1.0
1.8
1.0
L
1.2
2.0
= 4 Ω + 33 μH at V
2.2
1.2
L
L
V
V
1.4
= 8 Ω + 33 μH
= 4 Ω + 33 μH
DD
DD
2.4
= 5V
= 5V
SSM2315
2.6
1.4
1.6
2.8
DD
1.6
1.8
3.0
= 3.6 V