TPS54160
SLVS795B–OCTOBER 2008–REVISED DECEMBER 2008 .......................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS (continued)
EA TRANSCONDUCTANCE DURING SLOW START vs
JUNCTION TEMPERATURE
EA TRANSCONDUCTANCE vs JUNCTION TEMPERATURE
150
40
VI = 12 V
VI = 12 V
130
30
110
90
20
70
50
10
-50
-50
-25
0
25
50
75
100
125
150
-25
0
25
50
75
100
125
150
TJ - Junction Temperature - °C
TJ - Junction Temperature - °C
Figure 7.
Figure 8.
EN PIN VOLTAGE vs JUNCTION TEMPERATURE
EN PIN CURRENT vs JUNCTION TEMPERATURE
1.40
-3.25
VI = 12 V,
VI = 12 V
VI(EN) = Threshold +50 mV
-3.5
1.30
1.20
1.10
-3.75
-4
-4.25
75
150
-50
-25
0
25
50
75
100
125
150
-25
0
25
50
100
-50
125
TJ - Junction Temperature - °C
TJ - Junction Temperature - °C
Figure 9.
Figure 10.
EN PIN CURRENT vs JUNCTION TEMPERATURE
SS/TR CHARGE CURRENT vs JUNCTION TEMPERATURE
-1
-0.8
VI = 12 V,
VI = 12 V
VI(EN) = Threshold -50 mV
-0.85
-1.5
-0.9
-2
-0.95
-2.5
-1
-50
-3
-50
150
25
125
0
50
75
100
-25
-25
0
25
50
75
100
125
150
TJ - Junction Temperature - °C
TJ - Junction Temperature - °C
Figure 11.
Figure 12.
8
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