R1212D Datasheet, PDF (25/41 Pages) RICOH electronics devices division – STEP-UP DC/DC CONTOLLER

R1212D10xC
VIN=5.5V, EXT at no load
400
350
300
250
200
150
100
-50 -25 0 25 50 75 100
Temperature Topt(°C)
9) EXT "L" On Resistance vs. Temperature
R1212D10xx
VIN=3.3V, IEXT=50mA
4
3
2
1
0
-50 -25 0 25 50 75 100
Temperature Topt(°C)
11) EXT Rising Time vs. Temperature
R1212D10xx
VIN=3.3V, CEXT=1000pF
10
8
6
4
2
0
-50 -25 0 25 50 75 100
Temperature Topt(°C)
R1212D
10) EXT "H" On Resistance vs. Temperature
R1212D10xx
VIN=3.3V, IEXT=50mA
4
3
2
1
0
-50 -25 0 25 50 75 100
Temperature Topt(°C)
12) EXT Falling Time vs. Temperature
R1212D10xx
VIN=3.3V, CEXT=1000pF
10
8
6
4
2
0
-50 -25 0 25 50 75 100
Temperature Topt(°C)
25