Datasheet

3 3.5 4 4.5 5 5.5 6
V - Input Voltage - V
I
0
1
2
3
4
I - Shutdown Quiescent Current - A
sd
m
T = 25°C; EN = 0 V
J
-50 -25 0 25 50 75 100 125 150
T - Junction Temperature - °C
J
Ivin - Quiescent Supply Current - Am
320
330
340
350
360
370
380
390
400
410
420
V = 3.3 V; V = 1 V
I
sense
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
V - UVLO Threshold - V
I
-50 -25 0 25 50 75 100 125 150
T - Junction Temperature - °C
J
UVLO Stop switching
UVLO Start switching
-50 -25 0 25 50 75 100 125 150
T - Junction Temperature - °C
J
0
1
2
3
4
I - Shutdown Quiescent Current - A
sd
m
V = 3.3 V; EN = 0 V
I
TPS5432
www.ti.com SLVSB89A –MARCH 2012–REVISED OCTOBER 2012
TYPICAL CHARACTERISTICS CURVES (continued)
INPUT VOLTAGE UVLO THRESHOLD SHUTDOWN SUPPLY CURRENT
vs vs
JUNCTION TEMPERATURE JUNCTION TEMPERATURE
Figure 9. Figure 10.
SHUTDOWN SUPPLY CURRENT VIN SUPPLY CURRENT
vs vs
INPUT VOLTAGE JUNCTION TEMPERATURE
Figure 11. Figure 12.
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