TPS40200-HT Datasheet, PDF (8/45 Pages) Texas Instruments – WIDE-INPUT-RANGE NONSYNCHRONOUS VOLTAGE-MODE CONTROLLER

TPS40200-HT
SGLS400B – OCTOBER 2009 – REVISED MAY 2010
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TYPICAL CHARACTERISTICS
QUIESCENT CURRENT
vs
TEMPERATURE
(VDD = 12 V)
QUIESCENT CURRENT
vs
VDD
1.67
3
1.66
1.65
2.5
1.64
1.63
1.62
1.61
1.6
1.59
1.58
1.57
1.56
-65 -40 -15 10 35 60 85 110 135 160 185 210
Temperature (°C)
2
1.5
1
0.5
0
5 10 15 20 25 30 35 40 45 50 55
VDD (V)
Figure 4.
Figure 5.
SOFT-START THRESHOLD
vs
TEMPERATURE
(VDD = 12 V)
157
156.5
156
155.5
155
154.5
154
153.5
153
152.5
152
151.5
151
150.5
150
149.5
149
-65 -40 -15 10 35 60 85 110 135 160 185 210
Temperature (°C)
Figure 6.
UVLO TURNON AND TURNOFF
vs
TEMPERATURE
5
4.8
4.6
4.4
Turnon
4.2
4
Turnoff
3.8
-65 -40 -15 10 35 60 85 110 135 160 185 210
Temperature (°C)
Figure 7.
8
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