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NJM2898 数据表(PDF) 7 Page - New Japan Radio

部件名 NJM2898
功能描述  2ch ULTRA LOW NOISE LOW DROPOUT VOLTAGE REGULATOR
PDF  10 Pages
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制造商  NJRC [New Japan Radio]
网页  http://www.jrc.co.jp/eng/index.html
标志 NJRC - New Japan Radio

NJM2898 数据表(HTML) 7 Page - New Japan Radio

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NJM2898
-7-
Ver.2004-12-22
ELECTRICAL CHARACTERISTICS
-50
-40
-30
-20
-10
0
050
100
150
Output Current :Io [mA]
NJM2898_3.0V
Load Regulation vs. Output Current
@:Ta=25
oC
VIN=4V
Co=1.0
µF(Ceramic)
Cp=0.01
µF
0
50
100
150
200
46
8
10
12
14
Input Voltage :VIN [V]
NJM2898_3.0V
Peak Output Current vs. Input Voltage
@:Ta=25
oC
Co=1.0
µF(Ceramic)
Cp=0.01
µF
0
400
800
1200
1600
2000
05
10
15
NJM2898_3.0V
Quiescent Current v.s. Input Voltage
@:Ta=25
oC
Output is open.
Co=1.0
µF(Ceramic)
Cp=0.01
µF
including Icont
Input Voltage :Vin [V]
0
20
40
60
80
100
0.001
0.01
0.1
1
10
100
Output Current :Io [mA]
NJM2898_3V
Output Noise Voltage vs. Output Current
@:Ta=25
oC
VIN=4V
LPF:80kHz
Co=1.0
µF(Ceramic)
Cp=0.01
µF
Co=10
µF(Tant.)
Cp=0.1
µF
20
30
40
50
60
70
80
90
10
100
1000
10
4
10
5
NJM2898_3.0V
Ripple Rejection Ratio v.s. Frequency
Frequency :f [Hz]
Io=0mA
Io=10mA
Io=30mA
@:Ta=25
oC
VIN=4.0V
ein=200mVrms
Co=1
µF(Ceramic)
Cp=0.01
µF
10
100
1k
10k
100k
20
30
40
50
60
70
80
90
100
0.001
0.01
0.1
1
10
100
Output Current : Io(mA)
NJM2898_3.0V
Ripple Rejection vs. Output Current
f=1kHz
f=10kHz
@:Ta=25
oC
VIN=4V
ein=200mVrms
Co=1.0
µF(Ceramic)
Cp=0.01
µF



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