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RQ5RW22AB-TR Datasheet(PDF) 11 Page - RICOH electronics devices division

Part # RQ5RW22AB-TR
Description  SMALL PACKAGE VOLTAGE REGULATOR
Download  23 Pages
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Manufacturer  RICOH [RICOH electronics devices division]
Direct Link  http://www.ricoh.com
Logo RICOH - RICOH electronics devices division

RQ5RW22AB-TR Datasheet(HTML) 11 Page - RICOH electronics devices division

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7
RQ5RW
2
4
1
VOUT
GND
VDD
CE
Vref
3
Current Limit
2
4
1
VOUT
GND
VDD
CE
+
Vref
3
Current Limit
+
RQ5RW
××A
RQ5RW
××B
R1
R2
Error Amp.
Error Amp.
R1
R2
OPERATION
In these ICs, Output Voltage VOUT is detected by Feed-back Registers R1, R2, and the detected Output Voltage is compare
with a reference voltage by Error Amplifier, so that a constant voltage is output.
A current limit circuit working for Short Protect and a chip enable circuit are included.
ELECTRICAL CHARACTERISTICS BY OUTPUT VOLTAGE
(common characteristics)
Topt=25˚C
Symbol
Item
Conditions
MIN.
TYP.
MAX.
Unit
ISS
Supply Current
VIN=setVOUT+2.0V
1.5
3.0
µA
VIN=setVOUT+2.0V
Istandby
Standby Current
VCE=VIN(RQ5RW
××A),
0.1
1.0
µA
VCE=GND(RQ5RW
××B)
∆VOUT
Line Regulation
IOUT=1mA
0
0.05
0.20
%/V
∆VIN
setVOUT+0.5V
≤VIN≤8V
VIN
Input Voltage
8.0
V
∆VOUT
Output Voltage
IOUT=10mA
±100
ppm/˚C
∆Topt
Temperature Coefficient
–40˚C
≤Topt≤85˚C
Ilim
Short Current Limit
40
mA
RPU/RPD
CE Pull-up / CE Pull-down Resistance
1.5
4.0
12.0
M
VCEH
CE/CE Input Voltage “H”
1.5
V
VCEL
CE/CE Input Voltage “L”
0.25
V


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