R1210N302C Datasheet, PDF (11/20 Pages) RICOH electronics devices division – SOT23-5 PWM Step-up DC/DC Converter

R1210N××2×
4) Start-up Voltage/ Hold-on Voltage vs. Output Current (Topt=25°C)
R1210N302C
L:27µH
1.6
1.6
VSTART
1.2
1.2
R1210N302D
VSTART
L:27µH
0.8
0.8
0.4
0.0
0
VHOLD
20
40 60
80
100
Output Current IOUT(mA)
0.4
0.0
0
VHOLD
20
40 60
80
100
Output Current IOUT (mA)
R1210N502C
1.6
VHOLD
1.2
0.8
VSTART
L:27µH
R1210N502D
L:27µH
1.6
VSTART
1.2
0.8
VHOLD
0.4
0.4
0.0
0
20
40 60
80
100
Output Current IOUT (mA)
0.0
0
20
40
60
80
100
Output Current IOUT (mA)
5) Output Voltage vs. Temperature
R1210N302C
3.10
L:27(µH)
R1210N302D
L:27(µH)
3.10
3.05
IOUT:30(mA)
3.00
2.95
IOUT:0(mA)
IOUT:100(mA)
3.05
IOUT:30(mA)
3.00
2.95
IOUT:0(mA)
IOUT:100(mA)
2.90
-50 -25 0 25 50 75 100
Temperature Topt(°C)
2.90
-50 -25 0 25 50 75 100
Temperature Topt(°C)
10