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NJM2891PB1-J18 Datasheet(PDF) 9 Page - New Japan Radio

Part # NJM2891PB1-J18
Description  2ch LOW DROPOUT VOLTAGE REGULATOR
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Manufacturer  NJRC [New Japan Radio]
Direct Link  http://www.jrc.co.jp/eng/index.html
Logo NJRC - New Japan Radio

NJM2891PB1-J18 Datasheet(HTML) 9 Page - New Japan Radio

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NJM2891
ELECTRICAL CHARACTERISTICS
-0.1
-0.05
0
0.05
0.1
-50
0
50
100
150
Temperature : Ta (
Temperature : Ta (
Temperature : Ta (
Temperature : Ta (ooooC)
C)
C)
C)
NJM2891_3.0V
NJM2891_3.0V
NJM2891_3.0V
NJM2891_3.0V
Line Regulation v.s. Temperature
Line Regulation v.s. Temperature
Line Regulation v.s. Temperature
Line Regulation v.s. Temperature
@:dVIN=4-9V
Io=30mA
Co=1.0
µF(Ceramic)
Cp=0.01
µF
0
0.005
0.01
0.015
0.02
0.025
0.03
-50
0
50
100
150
NJM2891_3.0V
NJM2891_3.0V
NJM2891_3.0V
NJM2891_3.0V
Load Regulation v.s. Temperature
Load Regulation v.s. Temperature
Load Regulation v.s. Temperature
Load Regulation v.s. Temperature
@:Ta=25oC
VIN=4.0V
Co=1.0
µF(Ceramic)
Cp=0.01
µF
Io=0-100mA
Temperature : Ta (
Temperature : Ta (
Temperature : Ta (
Temperature : Ta (ooooC)
C)
C)
C)
0
0.5
1
1.5
2
2.5
3
3.5
-50
0
50
100
150
200
Temperature : Ta (
Temperature : Ta (
Temperature : Ta (
Temperature : Ta (
ooooC)
C)
C)
C)
VIN=4V
Io=30mA
Co=1.0
µF
Cp=0.01
µF
NJM2891_3.0V
NJM2891_3.0V
NJM2891_3.0V
NJM2891_3.0V
Output Voltage vs. Temperature
Output Voltage vs. Temperature
Output Voltage vs. Temperature
Output Voltage vs. Temperature
0
50
100
150
200
250
300
350
400
-50
0
50
100
150
Temperature : Ta (
Temperature : Ta (
Temperature : Ta (
Temperature : Ta (
ooooC)
C)
C)
C)
NJM2891_3.0V
NJM2891_3.0V
NJM2891_3.0V
NJM2891_3.0V
Short Circuit Current v.s. Temperature
Short Circuit Current v.s. Temperature
Short Circuit Current v.s. Temperature
Short Circuit Current v.s. Temperature
@:VIN=4V
Output is short to ground.
Co=1.0
µF(Ceramic)
Cp=0.01
µF
-1
0
1
2
3
4
5
6
7
-30
-25
-20
-15
-10
-5
0
5
10
0
4
8
121620
NJM2891_3.0V
NJM2891_3.0V
NJM2891_3.0V
NJM2891_3.0V
ON/OFF Transient Response
ON/OFF Transient Response
ON/OFF Transient Response
ON/OFF Transient Response
Time : t [mS]
Time : t [mS]
Time : t [mS]
Time : t [mS]
Control Voltage
Output Voltage
@:Ta=25oC
VDD=4.0V
Co=1.0
µF(Ceramic)
Cp=0.01
µF
Io=30mA
-1
0
1
2
3
4
5
6
7
-30
-25
-20
-15
-10
-5
0
5
10
0
1
2
345
NJM2891_3.0V
NJM2891_3.0V
NJM2891_3.0V
NJM2891_3.0V
ON/OFF Transient Response without load
ON/OFF Transient Response without load
ON/OFF Transient Response without load
ON/OFF Transient Response without load
Time : t [mS]
Time : t [mS]
Time : t [mS]
Time : t [mS]
Control Voltage
Output Voltage
@:Ta=25oC
VDD=4.0V
Co=1.0
µF(Ceramic)
Cp=0.01
µF
Io=0mA


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