R1232D Datasheet, PDF (19/24 Pages) RICOH electronics devices division – PWM STEP-DOWN DC/DC CONVERTER WITH SYNCHRONOUS RECTIFIER

11) Supply Current vs. Temperature
R1232D121A
VIN=5.0V
130
125
120
115
110
-40 -15 10 35 60 85
Temperature Topt(°C)
12) Soft-start time vs. Temperature
R1232D121A
1300
VIN=5.0V, Rload=0Ω
1100
900
700
500
-40 -15 10 35 60 85
Temperature Topt(°C)
13) UVLO Voltage vs. Temperature
R1232D121A
2.40
2.30
2.20
2.10
-40 -15 10 35 60 85
Temperature Topt(°C)
R1232D
R1232D331B
VIN=5.0V
230
225
220
215
210
-40 -15 10 35 60 85
Temperature Topt(°C)
600
550
500
450
400
350
300
-40
R1232D331B
VIN=5.0V, Rload=0Ω
-15 10 35 60 85
Temperature Topt(°C)
R1232D121A
2.50
2.40
2.30
2.20
-40 -15 10 35 60 85
Temperature Topt(°C)
19