NJM2745 查看數據表（PDF） - Japan Radio Corporation
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NJM2745 Datasheet PDF : 7 Pages
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■ TYIPICAL CHARACTERISTICS
Voltage Gain vs. Ambient Temperature
V+/V-=±4.5V, VOUT=±1.5V,RL=2kΩ
120
100
80
60
40
20
0
-50 -25 0 25 50 75 100 125 150
Ambient Temperature [oC]
THD+N vs. Output Voltage
V+/V-=±4.5V,GV=20dB,RL=2kΩ,Ta=25oC
0.1
0.05
0.01
20kHz：BW=400Hz
to 80kHz
0.005
1kHz：BW=400Hz to 30kHz
0.001
0.0005
20Hz：BW=10Hz to 30kHz
0.0001
0.01
0.1
1
10
Output Voltage [Vrms]
Voltage Gain/Phase vs. Frequency
(Correlation with Ta)
50
V+/V-=±4.5V,GV=40dB,RL=2kΩ,CL=10pF
225
Gain
Ta=-40oC
40
Ta=25oC
180
30
135
20
10
Phase
0
-10
Ta=85oC
90
Ta=-40oC
45
Ta=25oC
0
-45
-20
-90
-30
Ta=85oC
-135
-40
100
1010k0
-180
10100k0 10100000k0 1010M000 11E0+M07
Frequency [Hz] 0
Ver.2004-11-26
NJM2745
Equivarent Input Noise Voltage
vs. Frequency
V+/V-=±4.5V,GV=60dB,RS=50Ω,RL=10kΩ,Ta=25oC
50
40
30
20
10
0
1
10
100
1010K0
1100K00
Frequency [Hz]
Voltage Gain/Phase vs. Frequency
(Correlation with Capacitive load)
50
V+/V-=±4.5V,GV=40dB,RL=2kΩ,Ta=25oC
225
Gain
40
180
30
135
CL=0pF
20
CL=10pF
90
10
CL=100pF
45
Phase
0
0
-10
-45
-20
-90
-30
-135
-40
100
1010k0
101000k0 11000k00 1E1+M06
Frequency [Hz]
-180
11E0+M07
-5-
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