NJU72010 データシートの表示（PDF） - Japan Radio Corporation

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NJU72010

2Vrms Ground Referenced Stereo Line Amplifier with LPF

Japan Radio Corporation  

NJU72010

!TYPICAL CHARACTERISTICS

Supply Current vs Supply Voltage

No signal

8

-40OC

6

25OC

4

85OC

2

Maxim um Output Voltage vs Supply Voltage

THD=1%, RL=47kohm, I/O: INL-OUTL

3.0

2.5

2.0

-40, 25, 85OC

1.5

0

0

1

2

3

4

Supply Voltage [V]

Maxim um Output Voltage vs Frequency

V+=3.3V, THD=1%, RL=47kohm, I/O: INL-OUTL

3.0

1.0

2.5

3.0

3.5

4.0

Supply Voltage [V]

Maxium Output Voltage vs Load Resistance

V+=3.3V, f=1kHz ,I/O: INL-OUTL

3.0

2.5

25, 85OC

2.0

-40OC

1.5

2.5

25, 85OC

2.0

-40OC

1.5

1.0

10

100

1000

10000

100000

Frequency [Hz]

Gain vs Frequency

V+=3.3V, Vout=2Vrms, RL=47kohm, I/O: INL-OUTL

10

2nd Order LPF

NJU72011

9

8

7

NJU72010

6

5

4

3

10

100

1000 10000 100000 1000000

Frequency [Hz]

– 14 –

1.0

1000

10000

100000

RL[Ω]

THD+N vs Output Voltage

V+=3.3V, Ta=25OC, RL=47kohm, I/O: INL-OUTL

1

BW:10-22kHz (f=100Hz), 400-22kHz (f=1k,10kHz)

0.1

100Hz

0.01

10kHz

1kHz

0.001

0.1

1

10

Output Voltage [Vrms]

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