ssm2319 Analog Devices, Inc., ssm2319 Datasheet - Page 11

• Manufacturer Part Number: ssm2319
• Description: Filterless, High Efficiency, Mono 3 W Class-d Audio Amplifier
• Manufacturer: Analog Devices, Inc.

Figure 27. Supply Current vs. Output Power into R
Figure 29. Common-Mode Rejection Ratio (CMRR) vs. Frequency
–100
–100
–10
–20
–30
–40
–50
–60
–70
–80
–90
900
800
700
600
500
400
300
200
100
–10
–20
–30
–40
–50
–60
–70
–80
–90
Figure 28. Power Supply Rejection Ratio (PSRR) vs. Frequency
0
0
0
10
10
0
R
V
L
DD
= 3Ω + 33µH
0.5
= 2.5V
V
100
100
1.0
DD
= 3.6V
OUTPUT POWER (W)
1.5
FREQUENCY (Hz)
FREQUENCY (Hz)
2.0
1k
1k
V
DD
2.5
= 5V
10k
10k
3.0
L
= 3 Ω + 33 μH
3.5
100k
100k
4.0
Rev. 0 | Page 11 of 20
–1
–2
–1
–2
–100
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
–10 –5 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90
SD INPUT
–80
–60
Figure 31. Turn-Off Response
Figure 30. Turn-On Response
OUTPUT
–40
–20
TIME (ms)
TIME (µs)
0
SD INPUT
20
OUTPUT
40
60
SSM2319
80
100