SSM2306 AD [Analog Devices], SSM2306 Datasheet - Page 8

• Manufacturer Part Number: SSM2306
• Description: 2 W, Filterless, Class-D Stereo Audio Amplifier
• Manufacturer: AD [Analog Devices]

SSM2306
Figure 15. Maximum Output Power vs. Supply Voltage, R
Figure 17. Maximum Output Power vs. Supply Voltage, R
Figure 16.Maximum Output Power vs. Supply Voltage, R
3.0
2.5
2.0
1.5
1.0
0.5
3.0
2.5
2.0
1.5
1.0
0.5
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
0
2.5
2.5
2.5
f = 1kHz
A
R
f = 1kHz
A
R
f = 1kHz
A
R
V
L
V
L
V
L
= 18dB
= 4Ω, 33µH
= 6dB
= 4Ω, 33µH
= 18dB
= 8Ω, 33µH
3.0
3.0
3.0
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
3.5
3.5
3.5
10%
10%
10%
4.0
4.0
4.0
1%
1%
1%
4.5
4.5
4.5
L
L
L
= 4 Ω, A
= 8 Ω, A
= 4 Ω, A
V
V
5.0
5.0
V
5.0
= 18 dB
= 18 dB
= 6 dB
Rev. 0 | Page 8 of 16
Figure 18. Maximum Output Power vs. Supply Voltage, R
100
100
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
2.5
0
0
f = 1kHz
A
R
R
R
V
L
L
L
= 4Ω, 33µH
= 8Ω, 33µH
= 6dB
= 8Ω, 33µH
0.2
Figure 19. Efficiency vs. Output Power into 4 Ω
V
Figure 20. Efficiency vs. Output Power into 8 Ω
0.2
DD
V
DD
= 2.5V
0.4
3.0
= 2.5V
0.4
0.6
V
DD
0.6
SUPPLY VOLTAGE (V)
OUTPUT POWER (W)
OUTPUT POWER (W)
= 3.6V
0.8
V
3.5
DD
0.8
= 3.6V
1.0
10%
1.0
1.2
4.0
1.4
1.2
V
DD
1%
V
DD
= 5V
1.6
1.4
= 5V
4.5
L
1.8
= 8 Ω, A
1.6
2.0
1.8
5.0
V
= 6 dB