TOP252-262
Typical Performance Characteristics (cont.)
1.2
1.0
0.8
0.6
0.4
1.1
1.0
0.9
0.2
0
-50 -25
0
25 50 75 100 125 150
-50 -25
0
25 50 75 100 125 150
Junction Temperature (oC)
Junction Temperature (oC)
Figure 56. Breakdown Voltage vs. Temperature.
Figure 57. Frequency vs. Temperature.
1.2
1.0
0.8
0.6
0.4
0.2
1.2
1.0
0.8
0.6
0.4
0.2
0
0
-50 -25
0
25 50 75 100 125 150
-50 -25
0
25 50 75 100 125 150
Junction Temperature (°C)
Junction Temperature (oC)
Figure 58. Internal Current Limit vs. Temperature.
Figure 59. External Current Limit vs. Temperature with RIL = 10.5 kΩ.
1.2
1.0
1.2
1.0
0.8
0.6
0.4
0.2
0
0.8
0.6
0.4
0.2
0
-50 -25
0
25 50 75 100 125 150
-50 -25
0
25 50 75 100 125 150
Junction Temperature (oC)
Junction Temperature (oC)
Figure 61. Undervoltage Threshold vs. Temperature.
Figure 60. Overvoltage Threshold vs. Temperature.
40
Rev. F 01/09
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