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NJM2898 Datasheet(PDF) 2 Page - New Japan Radio

Part No. NJM2898
Description  2ch ULTRA LOW NOISE LOW DROPOUT VOLTAGE REGULATOR
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Maker  NJRC [New Japan Radio]
Homepage  http://www.njr.co.jp/index_e.htm
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NJM2898 Datasheet(HTML) 2 Page - New Japan Radio

 
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NJM2898
- 2 -
Ver.2004-12-22
ABSOLUTE MAXIMUM RATINGS
(Ta=25
°C)
PARAMETER
SYMBOL
RATINGS
UNIT
Input Voltage
VIN
+14
V
Control Voltage
VCONT
+14(*1)
V
Power Dissipation
PD
350(*2)
mW
Operating Temperature
Topr
-40
∼ +85
°C
Storage Temperature
Tstg
-40
∼ +125
°C
(*1): When input voltage is less than +14V, the absolute maximum control voltage is equal to the input voltage.
(*2): Mounted on glass epoxy board based on EIA/JEDEC. (114.3x76.2x1.6mm: 2Layers)
ELECTRICAL CHARACTERISTICS
(1CH/2CH: VIN=Vo+1V, CIN=0.1
µF, Co=1.0uF: Vo≥2.7V (Co=2.2uF: Vo≤2.6V), Cp=0.01µF, Ta=25°C)
PARAMETER
SYMBOL
TEST CONDITION
MIN.
TYP.
MAX.
UNIT
Output Voltage
Vo
Io=30mA
-1.0%
+1.0%
V
Quiescent Current
IQ
Io=0mA, except Icont, per 1ch
120
180
µA
Quiescent Current
at Control OFF
IQ(OFF)
VCONT=0V, per 1ch
100
nA
Output Current
Io
Vo
−0.3V
100
130
-
mA
Line Regulation
∆Vo/∆V
IN
VIN=Vo+1V
∼ Vo+6V, Io=30mA
0.10
%/V
Load Regulation
∆Vo/∆Io
Io=0
∼ 100mA
0.03
%/mA
Dropout Voltage
∆V
I
−O
Io=60mA
0.10
0.18
V
Ripple Rejection
RR
ein=200mVrms,f=1kHz, Io=10mA,
Vo=3V Version
75
dB
Average Temperature
Coefficient of Output
Voltage
∆Vo/∆Ta Ta=0 ∼ 85°C, Io=10mA
± 50
ppm/
°C
Output Noise Voltage1
VNO1
f=10Hz
∼ 80kHz, Io=10mA, Cp=0.01µF,
Co=1.0
µF(Ceramic), Vo=3V Version
19
µVrms
Output Noise Voltage2
VNO2
f=10Hz
∼ 80kHz, Io=10mA, Cp=0.1µF,
Co=10
µF(Tantalum), Vo=3V Version
12
µVrms
Control Voltage for
ON-state
VCONT(ON)
1.6
V
Control Voltage for
OFF-state
VCONT(OFF)
0.6
V
The above specification is a common specification for all output voltages.
Therefore, it may be different from the individual specification for a specific output voltage.
OUTPUT VOLTAGE RANK LIST
VOUT
Device Name
CH1
CH2
NJM2898PB1-2828
2.8V
2.8V
NJM2898PB1-JJ
2.85V
2.85V
NJM2898PB1-0303
3.0V
3.0V
NJM2898PB1-0521
5.0V
2.1V


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