R1510S Datasheet, PDF (27/41 Pages) RICOH electronics devices division – Input Voltage Range (Maximum Rating) Max. 36.0V (50V)

9) Mode Switching Load Current vs. Operating Temperature
R1510S
14
VIN=14V
12
10
8
ECO_→HS
6
HS_→ECO
4
2
0
-50 -25 0 25 50 75 100 125
Temperature Topt (°C)
R1510S
NO.EA-185-140724
10) Dropout Voltage vs. Set Output Voltage (Ta=25°C)
R1510S
2.5
IOUT=1mA
IOUT=10mA(ECO)
2.0
IOUT=20mA
IOUT=50mA
1.5
IOUT=100mA
IOUT=300mA
1.0
0.5
0.0
0.0
2.0 4.0 6.0 8.0 10.0 12.0
Set Output Voltage VREG (V)
11) Ripple Rejection vs. Frequency (Ta=25°C)
R1510S (VR=2.5V)
80
VIN=6V+0.2Vp-p
70
60
50
40
IOUT=1mA
30
IOUT=100mA
20
0.1
1
10
100
Frequency f (kHz)
80
70
60
50
40
30
20
0.1
R1510S (VR=5.0V)
VIN=7V+0.2Vp-p
IOUT=1mA
IOUT=100mA
1
10
100
Frequency f (kHz)
27