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NJM2781V Datasheet(PDF) 3 Page - New Japan Radio

Part # NJM2781V
Description  Monaural Microphone Amplifier
Download  11 Pages
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Manufacturer  NJRC [New Japan Radio]
Direct Link  http://www.jrc.co.jp/eng/index.html
Logo NJRC - New Japan Radio

NJM2781V Datasheet(HTML) 3 Page - New Japan Radio

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NJM2781
– 3 –
I
I
I
I TEST CIRCUIT
Test Circuit 1 (Voltage Gain Gv, Maximum Output Voltage VOM, Total Harmonic Distortion THD)
Test Circuit 2 (DC Output Voltage VO, Output Noise VNO)
1µF
10µF
10µF
6.8kΩ
0.33µF
2.2µF
9kΩ
4.7µF
Input
Output
V+
GND
[THD]
BPF:400 to 22kHz
15kΩ
680Ω
47kΩ
100Ω
V+
4
3
2
1
8
7
6
5
Reg
NOISE
REG
STBY
IN+
GND
V+
OUT
IN-
V+
GND
Rg=600Ω
2.2µF
9kΩ
4.7µF
Output
[VNO]
A-Weighted
15kΩ
680Ω
47kΩ
4
3
2
1
8
7
6
5
Reg
NOISE
REG
STBY
IN+
GND
V+
OUT
IN-
1µF
10µF
10µF
6.8kΩ
0.33µF
Input
100Ω
V+


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