ssm2311 Analog Devices, Inc., ssm2311 Datasheet - Page 6

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

SSM2311
TYPICAL PERFORMANCE CHARACTERISTICS
0.001
0.001
0.001
0.01
0.01
0.01
100
100
100
0.1
0.1
0.1
0.0001
10
10
0.0001
10
0.0001
1
1
1
Figure 3. THD + N vs. Output Power into 8 Ω, A
Figure 5. THD + N vs. Output Power into 4 Ω, A
Figure 4. THD + N vs. Output Power into 8 Ω, A
R
GAIN = 18dB
R
GAIN = 6dB
GAIN = 18dB
R
L
L
L
= 8Ω, 33µH
= 8Ω, 33µH
= 4Ω, 33µH
0.001
0.001
0.001
OUTPUT POWER (W)
OUTPUT POWER (W)
OUTPUT POWER (W)
0.01
0.01
0.01
V
V
DD
V
DD
DD
= 3.6V
V
= 3.6V
V
= 3.6V
DD
DD
V
0.1
0.1
0.1
DD
= 2.5V
= 2.5V
= 2.5V
1
V
V
1
1
V
V
= 18 dB
DD
= 18 dB
V
= 6 dB
V
DD
DD
= 5V
= 5V
= 5V
10
10
10
Rev. PrA | Page 6 of 20
0.001
0.001
0.001
0.001
0.01
0.01
100
100
100
0.1
0.1
0.1
10
0.0001
10
0.0001
10
0.0001
1
1
1
Figure 7. THD + N vs. Output Power into 3 Ω, A
Figure 6. THD + N vs. Output Power into 4 Ω, A
Figure 8. THD + N vs. Output Power into 3 Ω, A
GAIN = 6dB
R
GAIN = 18dB
R
RL = 3Ω, 33µH
GAIN = 6dB
L
L
= 4Ω, 33µH
= 3Ω, 33µH
0.001
0.001
0.001
Preliminary Technical Data
OUTPUT POWER (W)
OUTPUT POWER (W)
OUTPUT POWER (W)
0.01
0.01
0.01
VDD = 3.6V
V
DD
V
DD
= 3.6V
VDD = 2.5V
0.1
0.1
0.1
= 3.6V
V
V
DD
DD
= 2.5V
= 2.5V
1
V
1
V
1
V
V
V
DD
= 18 dB
VDD = 5V
= 6 dB
= 6 dB
DD
= 5V
= 5V
10
10
10