Datasheet

I
VDD
− Shutdown Current − µA
T
J
− Junction Temperature − °C
0
10
20
30
40
50
60
−40 −25 −10 5 20 35 9550 65 80 110 125
V
ENABLE
< 0.6 V
V
ENABLE
− Enable Threshold Voltage − V
T
J
− Junction Temperature − °C
0
0.5
1.0
1.5
2.0
2.5
−40 −25 −10 5 20 35 95 12550 65 80 110
Turn On
Turn Off
−40 −25 −10 5 20 35 95 125
−4.5
−4.0
−3.5
−1.5
−1.0
−0.5
0.5
−3.0
−2.5
−2.0
0.0
50 65 80 110
f
SW
− Relative Oscillator Frequency Change − %
T
J
− Junction Temperature − °C
T
J
− Junction Temperature − °C
V
FB
− Relative Reverefnce Voltage Change − %
−40 −25 −10 5 20 35 95 12550 65 80 110
−0.50
−0.45
−0.40
−0.20
−0.15
−0.05
−0.35
−0.30
−0.25
0.00
0.50
−0.10
TPS40192, TPS40193
SLUS719E –MARCH 2007–REVISED MAY 2013 www.ti.com
TYPICAL CHARACTERISTICS
RELATIVE REFERENCE FEEDBACK VOLTAGE RELATIVE OSCILLATOR FREQUENCY CHANGE
vs vs
JUNCTION TEMPERATURE JUNCTION TEMPERATURE
Figure 1. Figure 2.
SHUTDOWN INPUT CURRENT ENABLE THRESHOLD VOLTAGE
vs vs
JUNCTION TEMPERATURE JUNCTION TEMPERATURE
Figure 3. Figure 4.
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