LY8212

Rev. 1.5

3.3W Stereo & FM Enhancement Class D Audio Power Amplifier

5F, No. 2, lndustry E . Rd. IX, Science-Based Industrial Park, Hsinchu 300, Taiwan

TEL: 886-3-6668838

FAX: 886-3-6668836

10

®

OUTPUT POWER vs. SUPPLY VOLTAGE (RL=4Ω)

OUTPUT POWER vs SUPPLY VOLTAGE

FM Enhance=Disable

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

2.5

3.7

5

5.5

6

VDD - Supply Voltage - V

RL=4Ω, f=1K Hz, Gain=2 V/V

THD+N=10%

THD+N=1%

OUTPUT POWER vs SUPPLY VOLTAGE

FM Enhance=Enable

0

0.5

1

1.5

2

2.5

3

3.5

4

2.5

3.755.5

6

VDD - Supply Voltage - V

RL=4Ω, f=1K Hz, Gain=2 V/V

THD+N=10%

THD+N=1%

OUTPUT POWER vs. SUPPLY VOLTAGE (RL=8Ω)

OUTPUT POWER vs SUPPLY VOLTAGE

FM Enhance=Disable

0

0.4

0.8

1.2

1.6

2

2.4

2.8

2.5

3.755.5

6

VDD - Supply Voltage - V

RL=8Ω, f=1K Hz, Gain=2 V/V

THD+N=10%

THD+N=1%

OUTPUT POWER vs SUPPLY VOLTAGE

FM Enhance=Enable

0

0.4

0.8

1.2

1.6

2

2.4

2.8

2.5

3.7

5

5.5

6

VDD - Supply Voltage - V

RL=8Ω, f=1K Hz, Gain=2 V/V

THD+N=10%

THD+N=1%

Power Dissipation vs. Output Power (8Ohm)

POWER DISSIPATION vs OUTPUT POWER

FM Enhance=Disable

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

0

0.2

0.4

0.6

0.8

1

1.2

1.4

Po - Output Power - W

RL=8Ω

5V

3.7V

POWER DISSIPATION vs OUTPUT POWER

FM Enhance=Enable

0

0.2

0.4

0.6

0.8

1

1.2

1.4

1.6

1.8

2

0

0.2

0.4

0.6

0.8

1

1.2

1.4

Po - Output Power - W

RL=8Ω

5V

3.7V