APA4863OI-TRG datasheet(8/17 Pages) ANPEC

Part #	APA4863OI-TRG

Description	Stereo 2.2W Audio Power Amplifier

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Manufacturer	ANPEC [Anpec Electronics Coropration]

Direct Link	http://www.anpec.com.tw

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Copyright

Rev. A.7 - Oct., 2009

APA4863

www.anpec.com.tw

8

Output Power vs. Load Resistance

Load Resistance (

Ω)

Output Power vs. Load Resistance

Load Resistance (

Ω)

Typical Operating Characteristics (Cont.)

Output Power (W)

Power Dissipation vs. Output Power

Output Power (W)

Power Dissipation vs. Output Power

Noise Floor

Channel Separation

8

18

28

38

48

58

68

0

0.25

0.5

0.75

1

1.25

1.5

1.75

V

DD=5V, fin=1kHz

A

VD=2, BW<80kHz

BTL Mode

10% THD+N

1% THD+N

0

10

20

30

40

50

60

70

0

0.2

0.4

0.6

0.8

1

V

DD=5V, fin=1kHz

A

V=-1, BW<80kHz

SE Mode

10% THD+N

1% THD+N

0

0.1

0.2

0.3

0.4

0.5

0

0.02

0.04

0.06

0.08

0.1

0.12

0.14

0.16

0.18

R

L=8Ω

R

L=32Ω

R

L=16Ω

V

DD=5V,

f

in=1kHz

THD+N <1%

BW<80kHz

SE Mode

0

0.5

1

1.5

0

0.2

0.4

0.6

0.8

1

1.2

1.4

R

L=8Ω

V

DD=5V,

f

in=1kHz

THD+N <1%

BW<80kHz

BTL Mode

R

L=4Ω

R

L=32Ω

R

L=16Ω

Frequency (Hz)

1

100

10

20

20k

100

10k

V

O+ + VO-

V

O-

V

DD=5V, RL=8Ω

A

VD=2, CB=1µF

1k

Frequency (Hz)

20

20k

100

1k

10k

-120

-100

-80

+0

-60

-40

-20

V

DD=5V, RL=8Ω

A

VD=2, PO=1W

C

B=1µF

BTL Mode

Channel B to A

Channel A to B

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