Data Sheet SSM2537
Rev. 0 | Page 9 of 16
Figure 10. THD + N vs. Frequency, PVDD = 2.5 V, R
L
= 8 Ω, f
S
= 64×
Figure 11. THD + N vs. Frequency, PVDD = 5 V, R
L
= 4 Ω, f
S
= 64×
Figure 12. THD + N vs. Frequency, PVDD = 3.6 V, R
L
= 4 Ω, f
S
= 64×
Figure 13. THD + N vs. Frequency, PVDD = 2.5 V, R
L
= 4 Ω, f
S
= 64×
Figure 14. THD + N vs. Frequency, PVDD = 5 V, R
L
= 8 Ω, f
S
= 128×
Figure 15. THD + N vs. Frequency, PVDD = 3.6 V, R
L
= 8 Ω, f
S
= 128×
0.001
0.01
0.1
1
10
100
10 100 1k
10k
100k
THD + N (%)
FREQUENCY (Hz)
R
L
= 8Ω + 33µH
PVDD = 2.5V
f
S
= 64×
0.25W
0.0625W
0.125W
10981-013
0.001
0.01
0.1
1
10
100
10 100 1k 10k 100k
THD + N (%)
FREQUENCY (Hz)
R
L
= 4Ω + 15µH
PVDD = 5V
f
S
= 64×
2W
0.5W
1W
10981-014
0.001
0.01
0.1
1
10
100
10
100 1k 10k 100k
THD + N (%)
FREQUENCY (Hz)
R
L
= 4Ω + 15µH
PVDD = 3.6V
f
S
= 64×
1W
0.25W
0.5W
10981-015
0.001
0.01
0.1
1
10
100
10 100 1k 10k 100k
THD + N (%)
FREQUENCY (Hz)
R
L
= 4Ω + 15µH
PVDD = 2.5V
f
S
= 64×
0.5W
0.125W
0.25W
10981-016
0.001
0.01
0.1
1
10
100
10 100 1k 10k 100k
THD + N (%)
FREQUENCY (Hz)
R
L
= 8Ω + 33µH
PVDD = 5V
f
S
= 128×
1W
0.25W
0.5W
10981-017
0.001
0.01
0.1
1
10
100
10 100 1k 10k 100k
THD + N (%)
FREQUENCY (Hz)
R
L
= 8Ω + 33µH
PVDD = 3.6V
f
S
= 128×
0.5W
0.25W
0.125W
10981-018
SSM2537 Data Sheet
Rev. 0 | Page 10 of 16
Figure 16. THD + N vs. Frequency, PVDD = 2.5 V, R
L
= 8 Ω, f
S
= 128×
Figure 17. THD + N vs. Frequency, PVDD = 5 V, R
L
= 4 Ω, f
S
= 128×
Figure 18. THD + N vs. Frequency, PVDD = 3.6 V, R
L
= 4 Ω, f
S
= 128×
Figure 19. THD + N vs. Frequency, PVDD = 2.5 V, R
L
= 4 Ω, f
S
= 128×
Figure 20. Quiescent Current vs. Supply Voltage, f
S
= 64×
Figure 21. Quiescent Current vs. Supply Voltage, f
S
= 128×
0.001
0.01
0.1
1
10
100
10 100 1k 10k 100k
THD + N (%)
FREQUENCY (Hz)
R
L
= 8Ω + 33µH
PVDD = 2.5V
f
S
= 128×
0.125W
0.25W
0.0625W
10981-019
0.001
0.01
0.1
1
10
100
10 100 1k 10k 100k
THD + N (%)
FREQUENCY (Hz)
R
L
= 4Ω + 15µH
PVDD = 5V
f
S
= 128×
2W
0.5W
1W
10981-020
0.001
0.01
0.1
1
10
100
10 100 1k 10k 100k
THD + N (%)
FREQUENCY (Hz)
R
L
= 4Ω + 15µH
PVDD = 3.6V
f
S
= 128×
0.5W
0.25W
1W
10981-021
0.001
0.01
0.1
1
10
100
10
100 1k 10k 100k
THD + N (%)
FREQUENCY (Hz)
R
L
= 4Ω + 15µH
PVDD = 2.5V
f
S
= 128×
0.25W
0.125W
0.5W
10981-022
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2.0
2.5 3.0 3.5
4.0 4.5
5.0
5.5 6.0
SUPPLY CURRENT (mA)
SUPPLY VOLTAGE (V)
f
S
= 64×
4Ω + 15µH
8Ω + 33µH
NO LOAD
10981-024
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2.0
2.5 3.0 3.5
4.0 4.5 5.0
5.5 6.0
SUPPLY CURRENT
(mA)
SUPPLY VOLTAGE (V)
f
S
= 128×
4Ω + 15µH
8Ω + 33µH
NO LOAD
10981-
1
18
Data Sheet SSM2537
Rev. 0 | Page 11 of 16
Figure 22. Maximum Output Power vs. Supply Voltage, R
L
= 8 Ω, f
S
= 64×
Figure 23. Maximum Output Power vs. Supply Voltage, R
L
= 8 Ω, f
S
= 128×
Figure 24. Maximum Output Power vs. Supply Voltage, R
L
= 4 Ω, f
S
= 64×
Figure 25. Maximum Output Power vs. Supply Voltage, R
L
= 4 Ω, f
S
= 128×
Figure 26. Efficiency vs. Output Power into 8 Ω, f
S
= 64×
Figure 27. Efficiency vs. Output Power into 8 Ω, f
S
= 128×
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.5 3.0 3.5
4.0 4.5
5.0
OUTPUT POWER (W)
SUPPLY VOLTAGE (V)
R
L
= 8Ω + 33µH
f
S
= 64×
10981-025
THD = 10%
THD = 1%
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.5 3.0 3.5
4.0 4.5
5.0
OUTPUT POWER (W)
SUPPLY VOLTAGE (V)
R
L
= 8Ω + 33µH
f
S
= 128×
10981-026
THD = 10%
THD = 1%
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
2.5 3.0
3.5
4.0 4.5 5.0
OUTPUT POWER (W)
SUPPLY VOLTAGE (V)
R
L
= 4Ω + 15µH
f
S
= 64×
10981-027
THD = 10%
THD = 1%
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
2.5 3.0 3.5 4.0 4.5 5.0
OUTPUT POWER (W)
SUPPLY VOLTAGE (V)
THD = 10%
THD = 1%
R
L
= 4Ω + 15µH
f
S
= 128×
10981-028
0
10
20
30
40
50
60
70
80
90
100
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
EFFICIENCY (%)
OUTPUT POWER (W)
R
L
= 8Ω + 33µΗ
f
S
= 64×
PVDD = 5V
PVDD = 2.5V
PVDD = 3.6V
10981-023
0
10
20
30
40
50
60
70
80
90
100
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
EFFICIENCY (%)
OUTPUT POWER (W)
PVDD = 5V
PVDD = 3.6V
PVDD = 2.5V
R
L
= 8Ω + 33µΗ
f
S
= 128×
10981-030

SSM2537ACBZ-R7

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
Audio Amplifiers PDM Digital Input Mono 2.5 W Class-D
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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