SSM4321 datasheet(11/24 Pages) AD

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Data Sheet

SSM4321

Rev. 0 | Page 11 of 24

0.7

0.6

0.5

0.4

0.3

0.2

0.1

3.0

1.5

2.0

2.5

1.0

0.5

OUTPUT POWER (W)

RL = 4Ω + 15µH

PVDD = 2.5V

PVDD = 3.6V

PVDD = 5.0V

Figure 21. Supply Current vs. Output Power into 4 Ω

0.8

0.7

0.6

0.5

0.4

0.3

0.2

0.1

3.5

3.0

1.5

2.0

2.5

1.0

0.5

OUTPUT POWER (W)

RL = 3Ω + 7.5µH

PVDD = 2.5V

PVDD = 3.6V

PVDD = 5.0V

Figure 22. Supply Current vs. Output Power into 3 Ω

100

1.5

0.9

1.2

0.6

0.3

OUTPUT POWER (W)

RL = 8Ω + 33µH

PVDD = 2.5V

PVDD = 3.6V

PVDD = 5.0V

Figure 23. Efficiency vs. Output Power into 8 Ω

100

2.8

2.4

2.0

1.2

1.6

0.8

0.4

OUTPUT POWER (W)

RL = 4Ω + 15µH

PVDD = 2.5V

PVDD = 3.6V

PVDD = 5.0V

Figure 24. Efficiency vs. Output Power into 4 Ω

100

2.8

2.4

2.0

1.2

1.6

0.8

0.4

OUTPUT POWER (W)

RL = 3Ω + 7.5µH

PVDD = 2.5V

PVDD = 3.6V

PVDD = 5.0V

Figure 25. Efficiency vs. Output Power into 3 Ω

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

100k

10k

100

FREQUENCY (Hz)

RL = 8Ω + 33µH

Figure 26. Common-Mode Rejection Ratio (CMRR) vs. Frequency,

PVDD = 5 V, RL = 8 Ω

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