R1282D002A Datasheet, PDF (14/18 Pages) RICOH electronics devices division – 2CH PWM DC/DC CONTROLLER

R1282D002A
8) Vrefout Output Voltage vs. Output Current
R1282D002A
1.510
1.508
1.506
VIN=3.3V
VIN=5.5V
1.504
VIN=2.5V
1.502
1.500
1.498
0
5
10
15
20
Vrefout Output Current(mA)
9) Protection Delay Time vs. Temperature (VIN=3.3V)
R1282D002A
140
120
100
80
60
-60 -40 -20 0 20 40 60 80 100
Temperature Topt(°C)
10) Maximum Duty Cycle vs. DTC Voltage (VIN=3.3V)
R1282D002A
100
100
R1282D002A
80
80
60
60
40
40
20
20
0
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
DTC1 Voltage(V)
0
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
DTC2 Voltage(V)
11) Output Sink Current vs. Temperature (VIN=3.3V)
R1282D002A
130
120
110
100
90
-60 -40 -20 0 20 40 60 80 100
Temperature Topt(°C)
12) Output Source Current vs. Temperature
R1282D002A
0.0
-0.5
-1.0
-1.5
-2.0
-2.5
-3.0
-60 -40 -20 0 20 40 60 80 100
Temperature Topt(°C)
14