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LM5145 Datasheet(PDF) 13 Page - Texas Instruments

Part # LM5145
Description  LM25139 42V, Synchronous Buck DC/DC Controller With Dual Random Spread Spectrum for Advanced EMI Mitigation
PDF  60 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

LM5145 Datasheet(HTML) 13 Page - Texas Instruments

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5.6 Typical Characteristics (continued)
VIN = 12V, TJ = 25°C, unless otherwise stated.
Junction Te mperature (
C)
-50
-25
0
25
50
75
100
125
150
58
59
60
61
62
63
Figure 5-19. Current Sense Threshold vs Temperature
Switching Frequency (kHz)
0
500
1000
1500
2000
2500
3000
3500
0
50
100
150
200
250
Figure 5-20. RT Resistance vs Switching Frequency
www.ti.com
LM25139
SLVSJ80 – OCTOBER 2025
Copyright © 2025 Texas Instruments Incorporated
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Product Folder Links: LM25139



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