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RP102K291B Datasheet(PDF) 5 Page - RICOH electronics devices division

Part # RP102K291B
Description  LOW NOISE 300mA LDO REGULATOR
Download  32 Pages
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Manufacturer  RICOH [RICOH electronics devices division]
Direct Link  http://www.ricoh.com
Logo RICOH - RICOH electronics devices division

RP102K291B Datasheet(HTML) 5 Page - RICOH electronics devices division

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RP102x
5
ELECTRICAL CHARACTERISTICS
RP102xxx1B/D
VIN
=Set VOUT+1V for VOUT options grater than 1.5V. VIN=2.5V for VOUT <
= 1.5V.
IOUT
=1mA, CIN=COUT=1µF, unless otherwise noted.
Topt
=25°C
Symbol
Item
Conditions
Min.
Typ.
Max.
Unit
VOUT > 2.0V
×0.992
×1.008
V
VOUT
Output Voltage
VIN
=Set VOUT+1V
VOUT <
= 2.0V
−16
+16
mV
IOUT
Output Current
300
mA
1mA <
= IOUT <
= 150mA
10
20
∆VOUT/
∆IOUT
Load Regulation
1mA <
= IOUT <
= 300mA
20
40
mV
VDIF
Dropout Voltage
Refer to the Electrical Characteristics by Output Voltage
ISS
Supply Current
IOUT
=0mA
50
70
µA
Istandby
Supply Current (Standby)
VCE
=0V
0.1
2.0
µA
∆VOUT/
∆VIN
Line Regulation
Set VOUT
+0.5V <
= VIN <
= 5V
0.02
0.10
%/V
RR
Ripple Rejection
f
=1kHz, Ripple 0.2Vp-p
VIN
=Set VOUT+1V, IOUT=30mA
(In case that VOUT <
= 2V, VIN=3V)
80
dB
VIN
Input Voltage*
1.7
5.25
V
∆VOUT/
∆Topt
Output Voltage
Temperature Coefficient
−40°C <
= Topt <
= 85°C
±20
ppm
/
°C
Ilim
Short Current Limit
VOUT
=0V
50
mA
IPD
CE Pull-down Current
0.05
0.3
0.6
µA
VCEH
CE Input Voltage “H”
1.5
V
VCEL
CE Input Voltage “L”
0.3
V
en
Output Noise
BW
=10Hz to 100kHz
IOUT
=30mA
30
µVrms
RLOW
Low Output Nch Tr. ON
Resistance (of D version)
VIN
=4V
VCE
=0V
30
*) When Input Voltage is 5.5V, the total operational time must be within 500hrs.
Electrical Characteristics by Output Voltage
Topt
=25°C
Dropout Voltage VDIF (V)
Output Voltage
VOUT (V)
Condition
Typ.
Max.
Condition
Typ.
Max.
1.2V <
= VOUT < 1.5V
0.145
-
0.290
0.500
1.5V <
= VOUT < 1.7V
0.110
0.160
0.220
0.320
1.7V <
= VOUT < 2.0V
0.100
0.140
0.200
0.280
2.0V <
= VOUT < 2.5V
0.085
0.120
0.170
0.240
2.5V <
= VOUT < 2.8V
0.070
0.100
0.140
0.200
2.8V <
= VOUT <
= 3.3V
IOUT
=150mA
0.060
0.095
IOUT
=300mA
0.120
0.190


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