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LM5145 Datasheet(PDF) 16 Page - Texas Instruments

Part # LM5145
Description  LM25137 4V to 42V, 100% Duty Cycle Capable, Dual-Channel, Synchronous Buck DC/DC Controller
PDF  73 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

LM5145 Datasheet(HTML) 16 Page - Texas Instruments

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6.6 Typical Characteristics (continued)
VIN = 12V, TJ = 25°C, unless otherwise stated.
Junction Te mperature (
C)
-50
-25
0
25
50
75
100
125
150
90
92
94
96
98
100
Rising
Falling
Figure 6-19. PG UV Thresholds vs Temperature
Junction Te mperature (
C)
-50
-25
0
25
50
75
100
125
150
100
102
104
106
108
110
Rising
Falling
Figure 6-20. PG OV Thresholds vs Temperature
Junction Te mperature (
C)
-50
-25
0
25
50
75
100
125
150
9.6
9.8
10
10.2
10.4
Figure 6-21. Current Sense Amplifier Gain vs Temperature
Junction Temperature (
C)
-50
-25
0
25
50
75
100
125
150
54
56
58
60
62
64
66
Figure 6-22. Current Sense Threshold vs Temperature
Junction Te mperature (
C)
-50
-25
0
25
50
75
100
125
150
0.96
0.98
1
1.02
1.04
Figure 6-23. EN Rising Threshold Voltage vs Temperature
Junction Temperature (
C)
-50
-25
0
25
50
75
100
125
150
0
10
20
30
40
50
Figure 6-24. Minimum On Time vs Temperature
LM25137
SNVSCU4 – OCTOBER 2025
www.ti.com
16
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Product Folder Links: LM25137



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