ssm2517 Analog Devices, Inc., ssm2517 Datasheet - Page 11

• Manufacturer Part Number: ssm2517
• Description: Pdm Digital Input, Mono 2.4 W Class-d Audio Amplifier Ssm2517
• Manufacturer: Analog Devices, Inc.

Figure 23. Efficiency vs. Output Power into 8 Ω, Gain = 5 V, f
Figure 22. Maximum Output Power vs. Supply Voltage, Gain = 5 V,
Figure 24. Supply Current (H-Bridge) vs. Output Power into 8 Ω,
100
450
400
350
300
250
200
150
100
3.5
3.0
2.5
2.0
1.5
1.0
0.5
90
80
70
60
50
40
30
20
10
50
0
0
0
2.5
0
0
PVDD = 2.5V
PVDD = 2.5V
R
GAIN = 5V
SAMPLE RATE = 64×
(3.072MHz)
R
GAIN = 5V
SAMPLE RATE = 64×
(3.072MHz)
R
GAIN = 5V
SAMPLE RATE = 64×
(3.072MHz)
L
L
0.2
0.2
L
= 8Ω + 33µH
= 8Ω + 33µH
= 4Ω + 15µH
3.0
0.4
0.4
THD + N = 10%
PVDD = 3.6V
0.6
0.6
Gain = 5 V, f
R
SUPPLY VOLTAGE (V)
OUTPUT POWER (W)
OUTPUT POWER (W)
L
= 4 Ω, f
3.5
0.8
0.8
PVDD = 3.6V
1.0
1.0
S
THD + N = 1%
= 64×
S
= 64×
PVDD = 5V
4.0
1.2
1.2
PVDD = 5V
1.4
1.4
4.5
1.6
1.6
1.8
1.8
S
= 64×
5.0
2.0
2.0
Rev. A | Page 11 of 16
Figure 26. Efficiency vs. Output Power into 4 Ω, Gain = 5 V, f
Figure 25. Maximum Output Power vs. Supply Voltage, Gain = 5 V,
Figure 27. Supply Current (H-Bridge) vs. Output Power into 4 Ω,
100
800
700
600
500
400
300
200
100
3.5
3.0
2.5
2.0
1.5
1.0
0.5
90
80
70
60
50
40
30
20
10
0
0
0
2.5
0
PVDD = 2.5V
R
GAIN = 5V
SAMPLE RATE = 64×
(3.072MHz)
R
GAIN = 5V
SAMPLE RATE = 64×
(3.072MHz)
L
R
GAIN = 5V
SAMPLE RATE = 128×
(6.144MHz)
L
= 4Ω + 15µH
L
= 4Ω + 15µH
= 4Ω + 15µH
0.5
PVDD = 2.5V
3.0
THD + N = 10%
PVDD = 5V
PVDD = 3.6V
Gain = 5 V, f
R
1.0
SUPPLY VOLTAGE (V)
L
OUTPUT POWER (W)
OUTPUT POWER (W)
= 4 Ω, f
3.5
PVDD = 3.6V
S
1.5
= 128×
THD + N = 1%
S
= 64×
4.0
2.0
PVDD = 5V
4.5
2.5
SSM2517
S
= 64×
5.0
3.0