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UCC28251RGPR Datasheet(PDF) 9 Page - Texas Instruments

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Part # UCC28251RGPR
Description  Advanced PWM Controller With Prebias Operation
Download  55 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

UCC28251RGPR Datasheet(HTML) 9 Page - Texas Instruments

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background image
-45
135
T
J - Temperature - °C
2.60
2.70
2.85
45
2.75
2.65
15
-15
75
105
2.80
F
SW = 200 kHz
-45
135
T
J - Temperature - °C
26.8
27.1
27.4
45
27.2
26.9
15
-15
75
105
27.3
27.0
-45
135
T
J - Temperature - °C
3.93
4.09
4.17
4.41
45
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
0.210
0.195
15
-15
75
105
0.220
0.215
100
120
140
160
180
200
220
240
−45
−15
15
45
75
105
135
TJ − Temperature (°C)
VDD = 3.6V
G000
375
390
405
420
435
450
465
−45
−15
15
45
75
105
135
TJ − Temperature (°C)
VDD = 12V
G000
9
UCC28251
www.ti.com
SLUSBD8E – FEBRUARY 2013 – REVISED DECEMBER 2014
Product Folder Links: UCC28251
Submit Documentation Feedback
Copyright © 2013–2014, Texas Instruments Incorporated
7.6 Typical Characteristics
Figure 1. Start-Up Current vs Temperature
Figure 2. Stand-By Current vs Temperature
Figure 3. UVLO Thresholds vs Temperature
Figure 4. UVLO Voltage Lockout Hysteresis vs Temperature
Figure 5. Operating Supply Current vs Temperature
Figure 6. Soft-Start Current vs Temperature


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