EVAL-SSM2518Z AD [Analog Devices], EVAL-SSM2518Z Datasheet - Page 13

• Manufacturer Part Number: EVAL-SSM2518Z
• Description: Digital Input Stereo, 2 W, Class-D
• Manufacturer: AD [Analog Devices]

Data Sheet
–100
–120
–140
Figure 18. Maximum Output Power vs. Supply Voltage, R
–20
–40
–60
–80
2.5
2.0
1.5
1.0
0.5
100
90
80
70
60
50
40
30
20
10
0
0
2.5
0
20
0
GAIN = 5V
R
1kHz
PVDD = 5V
R
P
LEFT TO RIGHT
L
O
L
RIGHT TO LEFT
= 4Ω, 15µH
0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 4.0 4.4 4.8
Figure 19. Efficiency vs. Output Power into 4 Ω
= 8Ω, 33μH
5V
3.6V
2.5V
= 100mW
COMBINED OUTPUT POWER, BOTH CHANNELS (W)
3.0
Figure 20. Crosstalk vs. Frequency
200
SUPPLY VOLTAGE (V)
FREQUENCY (Hz)
3.5
4.0
2k
R
4.5
L
= 4Ω, 15µΗ
1%
5%
10%
L
= 4 Ω
5.0
20k
Rev. A | Page 13 of 48
–100
–10
–20
–30
–40
–50
–60
–70
–80
–90
Figure 21. Maximum Output Power vs. Supply Voltage, R
1.4
1.2
1.0
0.8
0.6
0.4
0.2
100
0
0
90
80
70
60
50
40
30
20
10
10
2.5
0
0
GAIN = 5V
R
1kHz
L
= 8Ω, 33µH
Figure 22. Efficiency vs. Output Power into 8 Ω
5V
3.6V
2.5V
COMBINED OUTPUT POWER, BOTH CHANNELS (W)
0.4
PVDD = 2.5V
3.0
100
Figure 23. PSRR vs. Frequency
0.8
SUPPLY VOLTAGE (V)
1.2
FREQUENCY (Hz)
3.5
1.6
PVDD = 5V
1k
4.0
2.0
PVDD = 3.6V
2.4
10k
R
L
4.5
= 8Ω + 33µΗ
2.8
SSM2518
1%
5%
10%
L
= 8 Ω
3.2
100k
5.0