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RP102K221B Datasheet(PDF) 5 Page - RICOH electronics devices division

Part # RP102K221B
Description  LOW NOISE 300mA LDO REGULATOR
Download  30 Pages
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Manufacturer  RICOH [RICOH electronics devices division]
Direct Link  http://www.ricoh.com
Logo RICOH - RICOH electronics devices division

RP102K221B Datasheet(HTML) 5 Page - RICOH electronics devices division

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RP102x
NO.EA-141-160705
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1F, unless otherwise noted.
Topt
25C
Symbol
Item
Conditions
Min.
Typ.
Max.
Unit
VOUT
Output Voltage
VIN
Set VOUT1V
VOUT > 2.0V
0.992
1.008
V
VOUT  
 2.0V
16
16
mV
IOUT
Output Current
300
mA
VOUT/
IOUT
Load Regulation
1mA  
 IOUT  
 150mA
10
20
mV
1mA  
 IOUT  
 300mA
20
40
VDIF
Dropout Voltage
Refer to the following table
ISS
Supply Current
IOUT
0mA
50
70
A
Istandby
Supply Current (Standby)
VCE
0V
0.1
2.0
A
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
ISC
Short Current Limit
VOUT
0V
50
mA
IPD
CE Pull-down Current
0.05
0.3
0.6
A
VCEH
CE Input Voltage “H”
1.1
V
VCEL
CE Input Voltage “L”
0.3
V
en
Output Noise
BW
10Hz to 100kHz, IOUT30mA
30
Vrms
RLOW
Low Output Nch Tr. ON
Resistance (of D version)
VIN
4V
VCE
0V
30

) The maximum Input Voltage of the ELECTRICAL CHARACTERISTICS is 5.25V. In case of exceeding this
specification, the IC must be operated on condition that the Input Voltage is up to 5.5V and the total
operating time is within 500hrs.
Electrical Characteristics by Output Voltage
Topt
25C
Output Voltage
VOUT (V)
Dropout Voltage VDIF (V)
Condition
Typ.
Max.
Condition
Typ.
Max.
1.2V  
 VOUT < 1.5V
IOUT
150mA
0.145
-
IOUT
300mA
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
0.060
0.095
0.120
0.190


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