4) Output Waveform
COUT=10uF Tantalum Capacitor ESR=400mohm
R1230D181B
0.05
0.04
0.03
0.02
0.01
0
-0.01
-0.02
-0.03
-0.04
-4.00E-06
-3.00E-06
-2.00E-06
-1.00E-06
0.00E+00
Time[sec]
1.00E-06
2.00E-06
3.00E-06
OUT
=10mA
4.00E-06
IN
PWM Mode
V =5.0V I
COUT=10uF Tantalum Capacitor ESR=400mohm
R1230D181B
0.04
0.03
0.02
0.01
0
-0.01
-0.02
-0.03
-0.04
-0.05
-0.06
-4.00E-06
-3.00E-06
-2.00E-06
-1.00E-06
0.00E+00
Time[sec]
1.00E-06
2.00E-06
3.00E-06
OUT
=100mA
4.00E-06
IN
PWM Mode
V =5.0V I
5) Output Voltage vs. Input Voltage
R1230D181B IOUT=20mA
1.9
1.85
1.8
VFM
PWM
1.75
1.7
2
2.5
3
3.5
4
4.5
5
5.5
6
Input Voltage VIN[V]
6) Output Voltage vs. Temperature
R1230D181B IOUT=100mA
1.9
1.88
1.86
1.84
1.82
1.8
1.78
1.76
1.74
1.72
1.7
-60
-40
-20
0
20
40
60
80
100
(°C)
Temperature Topt
Rev. 1.12
- 14 -
RICOH [ RICOH ELECTRONICS DEVICES DIVISION ]
