APA2037 データシートの表示（PDF） - Anpec Electronics

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APA2037

3W Stereo Fully Differential Audio Power Amplifier

Anpec Electronics 

APA2037

Typical Operating Characteristics (Cont.)

Frequency Response

+14

+260

+12

Gain

+220

Frequency Response

+14

Gain

+12

+260

+220

+10

+8

+6

+4

10

+14

+12

Phase

+180

+140

VDD=5.0V

AV=12dB

+100

RL=8Ω

Ci=0.22µF

100

1k

10k

200k +60

Frequency (Hz)

Frequency Response

+260

Gain

+220

+10

+8

+6

+410

Phase

+180

+140

VDD=3.6V

AV=12dB

RL=8Ω

Ci=0.22µF

+100

100

1k

10k

200k+60

Frequency (Hz)

Supply Current vs. Supply Voltage

10

AV=12dB

No Load

8

+10

+8

+6

+4

10

Phase

+180

+140

100

1k

VDD=2.4V

AV=12dB

RL=8Ω

Ci=0.22µF

+100

10k

200k +60

Frequency (Hz)

6

4

2

0

2.4 3.0 3.5 4.0 4.5 5.0 5.5

Supply Voltage (V)

Start-up Time vs. Bypass Capacitor

200

VDD=5.0V

AV=12dB

No Load

150

100

50

0

0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0

Bypass Capacitor (µF)

GSM Power Supply Rejection vs.

Frequency

+0

-40

-80

-120

+0

-160

-40

-80

-120

-160 0

400

800

1.2k 1.6k

2k

Frequency (Hz)

Copyright © ANPEC Electronics Corp.

11

Rev. A.2 - Aug., 2008

www.anpec.com.tw

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