APA2058 데이터 시트보기 (PDF) - Anpec Electronics

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APA2058

2.4W Stereo Fully Differential AudioPowerAmplifierWith Stereo Class AB Cap-free Headphone Driver and LDO

Anpec Electronics 

APA2058

Typical Operating Characteristics (Cont.)

(TA = +25°C, unless otherwise noted.)

THD+N vs. Output Voltage

10

VDD=5.0V

HVDD=3.3V

fin=1kHz

1

Ci=1µF

BW<22kHz

In Phase

HP Mode

0.1

RL=16Ω

0.01

0.001

0

RL=32Ω

RL=320Ω

RL=10KΩ

500m 1

1.5

2

2.5

3

Output Voltage (Vrms)

THD+N vs. Output Power

10 VDD=5.0V

HVDD=3.3V

RL=16Ω

fin=1kHz

Ci=1µF

1 BW<22kHz

HP Mode

In Phase

Mono

0.1

0.01

10m

100m

Output Power (W)

500m

THD+N vs. Frequency

1

VDD=5.0V

HVDD=3.3V

RL=16Ω

Ci=1µF

BW<22kHz

0.1 HP Mode

PO=13mW

PO=63mW

0.01

PO=125mW

0.001

20

100

1k

Frequency (Hz)

10k 20k

THD+N vs. Output Power

10

VDD=5.0V

HVDD=3.3V

RL=32Ω

fin=1kHz

1

Ci=1µF

BW<22kHz

HP Mode

Crosstalk vs. Frequency

+0

VDD=5.0V

-20 HVDD=3.3V

RL=16Ω

-40

PO=16mW

Ci=1µF

HP Mode

-60

Right to Left

-80

Left to Right

-100

-120

-140

20

100

1k

Frequency (Hz)

10k 20k

THD+N vs. Frequency

1

VDD=5.0V

HVDD=3.3V

RL=32Ω

Ci=1µF

0.1 BW<22kHz

HP Mode

PO=9mW

In Phase

Mono

0.1

0.01

PO=88mW

PO=44mW

0.01

10m

100m

Output Power (mW)

Copyright © ANPEC Electronics Corp.

Rev. A.3 - Aug., 2008

300m

0.001

20

11

100

1k

Frequency (Hz)

10k 20k

www.anpec.com.tw

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