R1225N Datasheet, PDF (24/31 Pages) RICOH electronics devices division – PWM/VFM step-down DC/DC Converter

R1225N
R1225N502C L=10uH
70
60
VIN= 6.5V
50
VIN=12.0V
40
VIN=15.0V
30
20
10
0
0.1
1
10 100 1000 10000
Output Current IOUT(mA)
R1225N502J L=27uH
70
60
VIN= 6.5V
50
VIN=10.0V
40
30
20
10
0
0.1
1
10 100 1000 10000
Output Current IOUT(mA)
3) Input Voltage vs. Output Voltage
R1225N182A L=10uH
2.00
1.95
1.90
1.85
1.80
1.75
1mA
1.70
500mA
1.65
1.60
0
5
10
15
20
Input Voltage VIN(V)
R1225N502D L=10uH
70
60
VIN= 6.5V
50
VIN=12.0V
40
VIN=15.0V
30
20
10
0
0.1
1
10 100 1000 10000
Output Current IOUT(mA)
R1225N502K L=27uH
70
60
VIN= 6.5V
50
VIN=12.0V
40
VIN=15.0V
30
20
10
0
0.1
1
10 100 1000 10000
Output Current IOUT(mA)
R1225N182B L=10uH
2.00
1.95
1.90
1.85
1.80
1.75
1mA
1.70
500mA
1.65
1.60
0
5
10
15
20
Input Voltage VIN(V)
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