R1212D Datasheet, PDF (28/41 Pages) RICOH electronics devices division – STEP-UP DC/DC CONTOLLER

R1212D
18) UVLO Detector Threshold UVLO Released Voltage vs. Temperature
R1212D100x
R1212D101x
2.10
2.35
2.05
Released Voltage
2.30
Released Voltage
2.25
2.00
2.20
1.95
2.15
Detector Threshold
Detector Threshold
1.90
2.10
1.85
-50 -25 0 25 50 75 100
Temperature Topt(°C)
2.05
-50 -25 0 25 50 75 100
Temperature Topt(°C)
R1212D102x
3.2
3.1
Released Voltage
3.0
2.9
Detector Threshold
2.8
2.7
-50 -25 0 25 50 75 100
Temperature Topt(°C)
19) DELAY Pin Detector Threshold vs. Temperature
R1212D10xx
1050
VIN=3.3V
1025
1000
975
950
-50 -25 0 25 50 75 100
Temperature Topt(°C)
20) DELAY Pin Charge Current vs. Temperature
R1212D10xA/B
VIN=3.3V
7.0
6.5
6.0
5.5
5.0
4.5
4.0
3.5
3.0
-50 -25 0 25 50 75 100
Temperature Topt(°C)
7.0
6.5
6.0
5.5
5.0
4.5
4.0
3.5
3.0
-50
R1212D10xC
VIN=3.3V
-25 0 25 50 75 100
Temperature Topt(°C)
28