R1230D Datasheet, PDF (16/20 Pages) RICOH electronics devices division – PWM/VFM Step-down DC/DC Converter with Synchronous Rectifier

10) Delay Time for protection vs. Temperature
3
2.4
1.8
1.2
0.6
0
-60
-40
-20
0
20
40
60
80
100
Temperature Topt ^(°C)
11) UVLO Threshold/Released Voltage vs. Temperature
2.3
2.25
2.2
UVLO Released Voltage
2.15
2.1
UVLO Detector Threshold
2.05
2
1.95
1.9
1.85
1.8
-60
-40
-20
0
20
Temperature Topt
(°C) ⁴⁰
60
80
100
12) CE Pin Input Voltage vs. Temperature
1.6
1.4
1.2
1
0.8
CEL
0.6
CEH
0.4
0.2
0
-60
-40
-20
0
20
40
60
80
100
Temperature Topt ^(°C)
13) Mode Pin Input Voltage vs. Temperature
1.6
1.4
1.2
1
0.8
0.6
0.4
0.2
0
-60
-40
-20
MODEL
MODEH
0
20
40
60
Temperature Topt (°C)
80
100
Rev. 1.12
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