NCV8852 Datasheet, PDF (7/12 Pages) ON Semiconductor – Automotive Grade Non-Synchronous Buck Controller

NCV8852
TYPICAL CHARACTERISTICS CURVES
111.2
111
110.8
110.6
110.4
110.2
110
109.8
109.6
109.4
109.2
−50 −25 0
25 50 75 100 125 150
T_J, JUNCTION TEMPERATURE (°C)
Figure 9. Minimum On Time vs. Junction
Temperature
230
225
Source
220
215
Sink
210
205
−50 −25 0
25 50 75 100 125 150
T_J, JUNCTION TEMPERATURE (°C)
Figure 10. Gate Drive Current vs. Junction
Temperature
111.2
111
110.8
110.6
110.4
110.2
110
109.8
109.6
109.4
109.2
−50 −25 0
25 50 75 100 125 150
T_J, JUNCTION TEMPERATURE (°C)
Figure 11. Cycle−by−Cycle Limit vs. Junction
Temperature
150.2
150
149.8
149.6
149.4
149.2
149
148.8
148.6
148.4
−50
−25 0
25 50 75 100 125 150
T_J, JUNCTION TEMPERATURE (°C)
Figure 12. Over Current Protection vs.
Junction Temperature
3.4
3.35
Rising
3.3
3.25
3.2
3.15
Falling
3.1
3.05
3
−50 −25 0
25 50 75 100 125 150
T_J, JUNCTION TEMPERATURE (°C)
Figure 13. UVLO Threshold vs. Junction
Temperature
1.62
1.6
1.58
1.56
1.54
1.52
1.5
1.48
−50
−25 0
25 50 75 100 125 150
T_J, JUNCTION TEMPERATURE (°C)
Figure 14. Soft−Start Time vs. Junction
Temperature
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