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PAM8902

30-Vpp Mono Class-D Audio Amplifier for Piezo/Ceramic Speakers

6

,

Power Analog Microelectronics Inc

www.poweranalog.com

Typical Operating Characteristics

T =25 C, V =4.2V,Gain=26dB,Cin=1uF,Cload=1uF, unless otherwise noted

A

DD

°

.

4. THD+N VS Frequency

3. THD+N VS Frequency

2. Total Input Power VS Output Voltage

1. Total Supply Current VS Output Voltage

5. Output Voltage RMS VS Frequency

6. Output Voltage RMS VS Frequency

0

20

40

60

80

100

120

140

160

0

2

4

6

8

10

12

Out put Voltage(V rms)

VDD= 3.6V

VDD= 4.2V

VDD= 5.5V

0

0 .1

0 .2

0 .3

0 .4

0 .5

0 .6

0

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1 0

12

O u tp ut Vo lt ag e(V rm s)

VD D = 3.6 V

VD D = 4.2 V

VD D = 5.5 V

Frequency(Hz)

VDD=3.6V

VDD=4.2V

VDD=5.5V

Frequency(Hz)

VDD=3.6V

VDD=4.2V

VDD=5.5V

Frequency(Hz)

Vo=4Vrms

Vo=6Vrms

Vo=2Vrms

VDD=3.6V

Frequency(Hz)

VDD=5.5V

Vo=4Vrms

Vo=6Vrms

Vo=2Vrms

ΤΗD=1%

Vset High

ΤΗD=10%

Vset High

01/2012 Rev1.4