Datasheet

100
105
110
115
120
–50 –25 0 25 50 75 100 125 150
I – SS/TR Pin Discharge Current – A
SS/TR
m
T – Junction Temperature – °C
J
V = 12 V
IN
0
20
40
60
80
100
0 0.2 0.4 0.6 0.8
V –
VSENSE
Voltage at VSENSE Pin – V
V = 12 V
T = 25°C
IN
J
% of Nominal f
sw
0
0.5
1
1.5
2
–50 –25 0 25 50 75 100 125 150
I – Shutdown Supply Current – A
VIN
m
T – Junction Temperature – °C
J
V = 12 V
IN
0
0.5
1
1.5
2
0 10 20 30 40
V – Input Voltage – V
IN
I – Shutdown Supply Current – A
VIN
m
T = 25°C
J
90
100
110
120
130
140
0 20 40
I – VIN Supply Current – A
VIN
m
V – Input Voltage – V
IN
T = 25 C,
V = 0.83 V
J
VSENSE
o
90
100
110
120
130
140
–50 –25 0 25 50 75 100 125 150
I – VIN Supply Current – A
VIN
m
T – Junction Temperature – °C
J
V = 12 V
V = 0.83 V
IN
VSENSE
TPS5401
www.ti.com SLVSAB0 –DECEMBER 2010
TYPICAL CHARACTERISTICS (continued)
SS/TR DISCHARGE CURRENT vs JUNCTION
TEMPERATURE SWITCHING FREQUENCY vs VSENSE
Figure 13. Figure 14.
SHUTDOWN SUPPLY CURRENT vs JUNCTION
TEMPERATURE SHUTDOWN SUPPLY CURRENT vs INPUT VOLTAGE
Figure 15. Figure 16.
VIN SUPPLY CURRENT vs JUNCTION TEMPERATURE VIN SUPPLY CURRENT vs INPUT VOLTAGE
Figure 17. Figure 18.
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