Datasheet

-45 135
T
J
- Temperature - °C
100
140
160
240
45
200
I
DD(off)
- Start-Up Current - mA
180
120
15-15 75 105
220
V
DD
= 3.6 V
-45 135
T
J
- Temperature - °C
375
405
420
465
45
I
DD(dis)
- Stand-by Current - mA
435
390
15-15 75 105
450
V
DD
= 12 V
-45 135
T
J
- Temperature - °C
3.93
4.09
4.17
4.41
45
UVLO Thresholds - V
4.25
4.01
15-15 75 105
4.33
Turn On
Turn Off
-45 135
T
J
- Temperature - °C
0.190
0.200
0.205
0.225
45
UVLO - Under Voltage Lockout Hysteresis - V
0.210
0.195
15-15 75 105
0.220
0.215
UCC28250
SLUSA29C –APRIL 2010– REVISED JULY 2011 www.ti.com
TYPICAL CHARACTERISTICS
START-UP CURRENT STAND-BY CURRENT
vs vs
TEMPERATURE TEMPERATURE
Figure 20. Figure 21.
UVLO THRESHOLDS UVLO VOLTAGE LOCKOUT HYSTERESIS
vs vs
TEMPERATURE TEMPERATURE
Figure 22. Figure 23.
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