TPS40210-HT_15 Datasheet, PDF (7/40 Pages) Texas Instruments – 5.5-V TO 52-V INPUT, CURRENT-MODE BOOST CONTROLLER

TPS40210-HT
www.ti.com
SLVSAD8 – JUNE 2010
TYPICAL CHARACTERISTICS (continued)
REFERENCE VOLTAGE CHANGE
vs
JUNCTION TEMPERATURE
0.3
REFERENCE VOLTAGE CHANGE
vs
INPUT VOLTAGE
0.5
0.2
0.4
4.5 V
0.1
52 V
0.3
0.2
0
12 V
0.1
-0.1
0.0
-0.2
-0.1
-0.3
-0.4
-0.5
-55 -25
5 35 65 95 125 155 185 215
T_J - Junction Temperature - °C
Figure 6.
-0.2
-0.3
-0.4
-0.5
0
10
20
30
40
50
60
V_VDD – Input Voltage – V
Figure 7.
UNDERVOLTAGE LOCKOUT THRESHOLD
vs
JUNCTION TEMPERATURE
4.30
UVLO
Off
4.25
On
4.20
UVLO On
4.15
4.10
4.05
UVLO Off
4.00
-40 -25 -10 5 20 35 50 65 80 95 110 125
T_J – Junction Temperature – ° C
Figure 8.
OVERCURRENT THRESHOLD
vs
JUNCTION TEMPERATURE
165
164
4.5 V
163
162
161
160
12 V
52 V
159
158
157
156
155
-55 -25 5 35 65 95 125 155 185 215
T_J - Junction Temperature - °C
Figure 9.
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