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LM5145 데이터시트(PDF) 16 Page - Texas Instruments

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부품명 LM5145
상세설명  LM25143 3.5-V to 42-V Dual Synchronous Buck DC/DC Controller With Ultra-Low IQ
PDF  69 Pages
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제조업체  TI [Texas Instruments]
홈페이지  http://www.ti.com
Logo TI - Texas Instruments

LM5145 데이터시트(HTML) 16 Page - Texas Instruments

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Junction Temperature (qC)
-50
-25
0
25
50
75
100
125
150
2.9
3
3.1
3.2
3.3
3.4
D009
Rising
Falling
Figure 8-19. VDDA UVLO Thresholds Versus
Temperature
Junction Temperature (qC)
-50
-25
0
25
50
75
100
125
150
3.8
4
4.2
4.4
4.6
D011
Rising
Falling
Figure 8-20. VCCX On/Off Thresholds Versus
Temperature
Junction Temperature (qC)
-50
-25
0
25
50
75
100
125
150
0
0.5
1
1.5
2
2.5
3
D012
Figure 8-21. VCCX Switch Resistance Versus
Temperature
Junction Temperature (qC)
-50
-25
0
25
50
75
100
125
150
70
71
72
73
74
75
76
77
D019
Figure 8-22. Current Sense (CS1) Threshold Versus
Temperature
Junction Temperature (qC)
-50
-25
0
25
50
75
100
125
150
11.4
11.6
11.8
12
12.2
12.4
12.6
D018
Figure 8-23. Current Sense (CS1) Amplifier Gain
Versus Temperature
Junction Temperature (qC)
-50
-25
0
25
50
75
100
125
150
0
20
40
60
80
100
D020
Min On Time
Min Off Time
Figure 8-24. Minimum On Time and Off Time (HO1)
Versus Temperature
LM25143
SNVSC10 – MARCH 2022
www.ti.com
16
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Product Folder Links: LM25143



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