EVAL-SSM2537Z Analog Devices, EVAL-SSM2537Z Datasheet - Page 11

• Manufacturer Part Number: EVAL-SSM2537Z
• Description: Audio IC Development Tools SSM2537 EVALUATION BOARD
• Manufacturer: Analog Devices
• Type: Class D Audio Amplifiersr
• Series: SSM2537r

Specifications of EVAL-SSM2537Z

• Rohs: yes
• Product: Evaluation Boards
• Tool Is For Evaluation Of: SSM2537
• Operating Supply Voltage: 2.5 V to 5.5 V
• Factory Pack Quantity: 1

Data Sheet
Figure 23. Maximum Output Power vs. Supply Voltage, R
Figure 22. Maximum Output Power vs. Supply Voltage, R
Figure 24. Maximum Output Power vs. Supply Voltage, R
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
2.0
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
R
f
R
f
R
f
S
S
S
L
L
L
= 128×
= 64×
= 64×
= 8Ω + 33µH
= 8Ω + 33µH
= 4Ω + 15µH
3.0
3.0
3.0
THD = 10%
THD = 10%
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
3.5
3.5
3.5
THD = 10%
THD = 1%
THD = 1%
4.0
4.0
4.0
THD = 1%
4.5
4.5
4.5
L
L
L
= 8 Ω, f
= 8 Ω, f
= 4 Ω, f
S
5.0
5.0
5.0
S
S
= 128×
= 64×
= 64×
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Figure 25. Maximum Output Power vs. Supply Voltage, R
100
100
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
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
Figure 27. Efficiency vs. Output Power into 8 Ω, f
Figure 26. Efficiency vs. Output Power into 8 Ω, f
R
f
S
PVDD = 2.5V
L
= 128×
0.2
PVDD = 2.5V
= 4Ω + 15µH
0.2
0.4
0.4
3.0
THD = 10%
PVDD = 3.6V
0.6
PVDD = 3.6V
0.6
SUPPLY VOLTAGE (V)
OUTPUT POWER (W)
OUTPUT POWER (W)
0.8
3.5
0.8
THD = 1%
1.0
1.0
PVDD = 5V
1.2
4.0
1.2
PVDD = 5V
1.4
1.4
R
f
R
f
S
S
L
L
1.6
= 64×
4.5
1.6
= 128×
= 8Ω + 33µΗ
= 8Ω + 33µΗ
S
L
S
= 128×
SSM2537
= 4 Ω, f
= 64×
1.8
1.8
2.0
S
5.0
2.0
= 128×