R1121N Datasheet, PDF (6/16 Pages) RICOH electronics devices division – LOW NOISE 150mA LDO REGULATOR

s TEST CIRCUITS
CE
4
IN ^VDD
VOUT _OUT
3 R1121Nxx1B Series 1
IOUT
0.1µF
2
GND
2.2µF
CE
4
IN ^VDD
3
ISS
R1121Nxx1B Series
VOUT _OUT
1
0.1µF
2
GND
2.2µF
Standard test Circuit
Fig.1 Standard test Circuit
CE
4
IN ^VDD
VOUT _OUT
3 R1121Nxx1B Series 1
IOUT
P.G
2
GND
Supply current Test
Circuit
Fig.2 Supply Current Test Circuit
CE
4
IN ^VDD
VOUT
3 R1121Nxx1B Series 1
OUT
2
1µF
GND
I1 I2
Ripple Rejection, Line
Transient Response Test Circuit
Fig.3 Ripple Rejection, Line Transient Response Test
Circuit
Load Transient Response
Test Circuit
Fig.4 Load Transient Response Test Circuit
Rev.1.11
-6-