R1100D Datasheet, PDF (6/14 Pages) RICOH electronics devices division – ULTRA SMALL PACKAGE VOLTAGE REGULATOR

R1100D
ELECTRICAL CHARACTERISTICS
(Common characteristics)
Symbol
∆VOUT/∆VIN
VIN
∆VOUT/∆Topt
ILIM
Item
Line Regulation
Input Voltage
Output Voltage
Temperature Coefficient
Short Current Limit
Test Conditions
IOUT=1mA
SET VOUT+0.5V ^<= VIN ^<= 6V
IOUT=10mA
−40°C ^<= Topt ^<= 85°C
VOUT=0V
Min.
-0.20
(1.2)
Typ. Max. Unit
0.20 %/V
±100
40
6.0
V
ppm/°
C
mA
ELECTRICAL CHARACTERISTICS BY OUTPUT VOLTAGE
Symbol
Item
ISS
Supply Current
Output Voltage
0.9V ^<= VOUT ^<= 1.0V
1.1V ^<= VOUT ^<= 1.4V
1.5V ^<= VOUT ^<= 2.0V
2.1V ^<= VOUT ^<= 4.0V
Conditions
VIN=SET VOUT+2.0V
Min. Typ. Max. Unit
0.8 1.8
1.0 2.4
µA
1.2 2.7
1.5 3.0
OPERATION
these ICs, the output voltage VOUT is detected by Feedback Registers, and the detected output voltage is
compare with a reference voltage by the error amplifier, so that a constant voltage is output.
A current limit circuit against short protection and a chip enable circuit are included.
TEST CIRCUITS
VDD
VIN
CIN
1µF
R1100Dx
Series
VOUT
IOUT
VOUT
GND
COUT
1µF
IOUT
VIN
VDD
CIN
1µF
R1100Dx
VOUT
Series
GND
Standard Test Circuit
IOUT
VDD
R1100Dx
VOUT
Series
VOUT
COUT
P.G.
GND
1µF
Test Circuit for Supply Current
Test Circuit for Line Transient Response
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