TPS54160-Q1 Datasheet, PDF (9/53 Pages) Texas Instruments – 1.5-A 60-V STEP-DOWN SWIFT DC/DC CONVERTER WITH Eco-Mode CONTROL

TPS54160-Q1
www.ti.com
SLVS922E – JULY 2009 – REVISED MARCH 2011
TYPICAL CHARACTERISTICS (continued)
EA TRANSCONDUCTANCE DURING SLOW START vs
JUNCTION TEMPERATURE
EA TRANSCONDUCTANCE vs JUNCTION TEMPERATURE
40
150
V_I = 12 V
V_I = 12 V
130
30
110
20
10
-50 -25
0
25
50
75 100 125 150
T_J - Junction Temperature - °C
Figure 7.
EN PIN VOLTAGE vs JUNCTION TEMPERATURE
1.40
V_I = 12 V
1.30
1.20
90
70
50
-50 -25
0
25
50
75 100 125 150
T_J - Junction Temperature - °C
Figure 8.
EN PIN CURRENT vs JUNCTION TEMPERATURE
-3.25
V_I = 12 V,
V_I(EN) = Threshold +50 mV
-3.5
-3.75
-4
1.10
-50 -25
0
25
50
75
100 125 150
T_J - Junction Temperature - °C
Figure 9.
EN PIN CURRENT vs JUNCTION TEMPERATURE
-0.8
V_I = 12 V,
V_I(EN) = Threshold -50 mV
-0.85
-4.25
-50
-25
0
25
50
75
100 125 150
T_J - Junction Temperature - °C
Figure 10.
SS/TR CHARGE CURRENT vs JUNCTION TEMPERATURE
-1
V_I = 12 V
-1.5
-0.9
-2
-0.95
-1
-50 -25
0
25
50 75
100 125 150
T_J - Junction Temperature - °C
Figure 11.
-2.5
-3
-50 -25
0
25
50
75
100 125 150
T_J - Junction Temperature - °C
Figure 12.
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