VIN=5V
L=27uH
VIN=5V
L=27uH
R1223N332D
R1223N332D
3.4
3.3
3.2
3.1
3
3.6
3.5
3.4
3.3
3.2
3.1
3
500
0.1
500
0.1
2.9
2.8
2.7
2.6
2.5
2.4
2.9
2.8
2.7
2.6
0
0.0002 0.0004 0.0006 0.0008 0.001
Time (sec)
0
0.05
0.1
Time (sec)
15) Turn-on Waveform
R1223N332A
(VIN=10V,IOUT=0mA)
R1223N332A(VIN=5V,IOUT=0mA)
L=27uH
L=27uH
3.5
3
2.5
2
1.5
1
0.5
0
-0.5
-1
-1.5
-2
-2.5
-3
-3.5
3.5
3
2.5
2
1.5
1
0.5
0
-0.5
-1
10
0
-1.5
-2
-2.5
-3
0
-3.5
-0.01
0
0.01
Time (sec)
0.02
-0.01
0
0.01
0.02
Time (sec)
(VIN=10V,IOUT=0mA)
(VIN=5V,IOUT=0mA)
R1223N332B
R1223N332B
L=27uH
L=27uH
3.5
3
2.5
2
1.5
1
0.5
0
-0.5
-1
-1.5
-2
-2.5
-3
-3.5
3.5
3
2.5
2
1.5
1
0.5
0
-0.5
-1
-1.5
-2
-2.5
-3
-3.5
1
5
0
0
-0.01
0
0.01
0.02
-0.01
0
0.01
Time (sec)
0.02
Time (sec)
12345
Rev. 1.11
- 18 -
RICOH [ RICOH ELECTRONICS DEVICES DIVISION ]
