R1280D002X Datasheet, PDF (18/26 Pages) RICOH electronics devices division – 2CH PWM DC/DC Controller

6) Feedback Voltage vs. Temperature
1.02
R1280D002A/B/C
7) Input Offset Voltage vs. Temperature
VIN=3.3V
10.0
R1280D002A/B/C
1.01
5.0
1.00
0.0
0.99
-5.0
0.98
0.97
-60 -40 -20 0 20 40 60
Temperature Topt ^(°C)
8) Vrefout Output Voltage vs. Temperature
80 100
-10.0
-60 -40 -20 0 20 40 60 80 100
Temperature Topt (°C)
9) Vrefout Output Voltage vs. Output Current
VIN=3.3V
1.55
R1280D002A/B/C
R1280D002A/B/C
1.8
1.53
1.51
1.49
1.47
1.45
-60 -40 -20 0 20 40 60 80 100
Temperature Topt (°C)
1.5
1.2
0.9
0.6
0.3
0
0
10
20
30
40
50
60
IROUT (mA)
10) Vrefout Output Voltage vs. Output Current
1.508
1.506
1.504
1.502
1.500
1.498
0
R1280D002A/B/C
5
10
15
IROUT(mA)
11) Protection Circuit Delay Time vs. Temperature
VIN=3.3V
R1280D002A/B/C
140
120
100
80
20
60
-60 -40 -20 0 20 40 60 80 100
Temperature Topt^(°C)
Rev.1.10
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