APA2037(2009) 데이터 시트보기 (PDF) - Anpec Electronics

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APA2037
(Rev.:2009)

3W Stereo Fully Differential Audio Power Amplifier

Anpec Electronics 

APA2037

Recommended Operating Conditions

Symbol

VDD

VIH

VIL

VIC

Parameter

Supply Voltage

High Level Threshold Voltage

Low Level Threshold Voltage

Common Mode Input Voltage

Operating Ambient Temperature Range

Operating Junction Temperature Range

Speaker Resistance

LSD, RSD

LSD, RSD

Range

2.4 ~ 5.5

1.8 ~VDD

0 ~ 0.35

0.5 ~ VDD-0.5

-40 ~ 85

-40 ~ 125

3~

Unit

V

V

V

V

οC

οC

Ω

Electrical Characteristics

VDD=5V, Gnd=0V, TA= 25oC (unless otherwise noted)

Symbol

Parameter

Test Conditions

IDD

Supply Current

ISD

Shutdown Current

II

Input Current

Gain

TSTART-UP Start-Up Time from End of Shutdown

RSD

Resistance from Shutdown to GND

VDD=5V, TA=25°C

PO

Output Power

THD+N Total Harmonic Distortion Pulse Noise

Crosstalk Channel Separation

PSRR Power Supply Rejection Ratio

CMRR Common-Mode Rejection Ratio

S/N

Signal to Noise Ratio

VOS

Output Offset Voltage

Vn

Noise Output Voltage

LSD = RSD = 0V

LSD, RSD

RL=4Ω

Cb1=Cb2 = 0.22µF

RL = 3Ω

THD+N = 1%

RL = 4Ω

RL = 8Ω

THD+N = 10%

fin = 1kHz

RL = 3Ω

RL = 4Ω

RL = 8Ω

fin = 1kHz

RL = 4Ω

PO= 1.5W

RL = 8Ω

PO= 0.9W

PO=130mW, RL =8Ω, fin = 1kHz

Cb1 = Cb2= 0.22µF, RL = 8Ω,

VRR=0.2VPP, fin = 217Hz

Cb1 = Cb2= 0.22µF, RL = 8Ω,

VIC=0.2VPP, fin = 217Hz

With A-weighting Filter

PO = 1.3W, RL = 8Ω

RL = 8Ω

Cb1 = Cb2= 0.22µF, With A-weighting

Filter

APA2037

Unit

Min. Typ. Max.

-

6

12

mA

-

1

5

µA

-

0.1

-

µA

36kΩ 40kΩ 44kΩ

Ri

Ri

Ri

V/V

-

65

-

ms

90 100 110 kΩ

-

2.4

-

-

2.1

-

1

1.3

-

W

-

3

-

-

2.6

-

-

1.6

-

-

0.05

-

%

- 0.035 -

-

105

-

-

80

-

dB

-

60

-

-

105

-

dB

-

5

20

mV

-

15

-

µV

(rms)

Copyright © ANPEC Electronics Corp.

3

Rev. A.3 - Aug., 2009

www.anpec.com.tw

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