R1112N_02 Datasheet, PDF (7/21 Pages) RICOH electronics devices division – LOW NOISE 150mA LDO REGULATOR

TEST CIRCUITS
CE
3
IN ^VDD
VOUT _OUT
1 R1112Nxx1B Series 5
IOUT
2.2µF
2
GND
R1112N
CE
3
IN ^VDD
1
ISS
R1112Nxx1B Series
VOUT _OUT
5
2.2µF
2
GND
Fig.1 Standard test Circuit
CE
3
Fig.2 Supply Current Test Circuit
CE
3
IN ^VDD
VOUT _OUT
1 R1112Nxx1B Series 5
IOUT
P.G
2
GND
IN ^VDD
VOUT
1 R1112Nxx1B Series 5
OUT
2.2µF
2
GND
I1 I2
Fig.3 Ripple Rejection, Line Transient Response
Test Circuit
Fig.4 Load Transient Response Test Circuit
7