R1223N152A RICOH [RICOH electronics devices division], R1223N152A Datasheet - Page 18

• Manufacturer Part Number: R1223N152A
• Description: PWM/VFM Step-down DC/DC Converter
• Manufacturer: RICOH [RICOH electronics devices division]

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