APA2178 Просмотр технического описания (PDF) - Anpec Electronics

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производитель

APA2178

100mW Stereo Cap-Free Headphone Driver

Anpec Electronics 

APA2178

Typical Operating Characteristics (Cont.)

Output Noise Voltage vs. Frequency

50µ

10µ

VDD=3.3V

RL=16Ω

Cin=1µF

A-Weighting

1µ 20

100

1k

Frequency (Hz)

10k 20k

THD+N vs. Output Power

10 VDD=3.3V

RL=32Ω

Cin=1µF

BW<80kHz

1

fin=20kHz

0.1

fin=20Hz

fin=1kHz

0.01 1m

10m

Output Power (W)

100m 200m

THD+N vs. Output Power

10 VDD=3.3V

fin=1kHz

RL=32Ω

Cin=1µF

1 BW<80kHz

Stereo, in

Phase

Stereo, 180o

out of Phase

0.1

Mono

0.01 0

40m

80m 120m 160m

Output Power (W)

THD+N vs. Frequency

10

VDD=3.3V

RL=32Ω

Cin=1µF

1 PO=50mW

BW<22kHz

0.1

0.01

0.001 20

Left Channel

Right Channel

100

1k

Frequency (Hz)

10k 20k

Crosstalk vs. Frequency

+0

-10

-20

VDD=3.3V

RL=32Ω

Cin=1µF

-30 PO=7mW

-40 BW<80kHz

-50

-60

-70

-80

Left to Right

-90

-100

Right to Left

-110

-12020

100

1k

Frequency (Hz)

10k 20k

Output Noise Voltage vs. Frequency

50µ

10µ

VDD=3.3V

RL=32Ω

Cin=1µF

1µ A-Weighting

20

100

1k

Frequency (Hz)

10k 20k

Copyright © ANPEC Electronics Corp.

11

Rev. A.3 - Jul., 2009

www.anpec.com.tw

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