NJM2781 查看數據表（PDF） - Japan Radio Corporation

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产品描述 (功能)

比赛名单

NJM2781

Monaural Microphone Amplifier

Japan Radio Corporation  

NJM2781

Total Harmonic Distortion vs. Output Voltage (V+)

Vin=-40dBV,RL=9kΩ,Ta=25°C

10

V+=2.7V

1

V+=2.8V

V+=4.5V

0.1

0.01

0.001

-35

-25

-15

-5

5

Output Voltage [dBV]

Total Harmonic Distortion vs. Output Voltage ( f )

10

　 V+=2.8V,RL=9kΩ,Ta=25°C

f=100Hz : BW= 10-22kHz

f=1kHz : BW=400-22kHz

f=10kHz : BW=400-80kHz

1

f =10kHz

0.1

0.01

f =100Hz

f =1kHz

0.001

-35

-25

-15

-5

5

Output Voltage [dBV]

Total Harmonic Distortion vs. Output Voltage (Ta)

V +=2.8V ,f =1kHz ,RL=9kΩ

10

1

Ta=-40°C

Ta= 25°C

0.1

Ta= 85°C

0.01

0.001

-35

-25

-15

-5

5

Output Voltage [dBV]

Pow er Supply Ripple Rejection vs. Frequency

100

V+=2.8V,Vin=-40dBV,RL=9kΩ,Ta=25°C

80

60

40

20

0

101E0+0

10100E0+0

1E1+k3

101E0+k3

Frequency [Hz]

110000Ek+3

[CAUTION]

The specifications on this data book are only

given for information, without any guarantee

as regards either mistakes or omissions. The

application circuits in this data book are

described only to show representative usages

of the product and not intended for the

guarantee or permission of any right including

the industrial rights.

– 11 –

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