RN5RK 1A/ 1B/ 2A
××
××
××
4) Start-up/Hold-on Voltage vs. Output Current (Topt=25°C)
RN5RK301A
RN5RK501A
L=100µH
L=100µH
1.4
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
1.2
1.0
Vstart
Vstart
0.8
0.6
Vhold
0.4
Vhold
0.2
0.0
0
5
10
15
0
5
10
15
Output Current IOUT(mA)
Output Current IOUT(mA)
RN5RK301B
RN5RK501B
L=100µH
L=100µH
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
Vstart
Vstart
Vhold
Vhold
0
5
10
15
0
5
10
15
Output Current IOUT(mA)
Output Current IOUT(mA)
5) Output Voltage vs. Temperature
RN5RK301A
RN5RK501A
VIN=3.0V,L=100µH
V
IN=1.5V,L=100µH
5.10
3.10
3.05
3.00
2.95
2.90
5.05
5.00
4.95
4.90
I
OUT=0
mA
I
OUT=10mA
IOUT=30mA
IOUT=0mA
I
OUT=30
mA
IOUT=10mA
-50
-25
0
25
50
75
100
-50
-25
0
25
50
75
100
Temperature Topt(
)
Temperature Topt( )
15
RICOH [ RICOH ELECTRONICS DEVICES DIVISION ]
