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LM5145 Datasheet(PDF) 14 Page - Texas Instruments

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Part # LM5145
Description  LM25143 3.5-V to 42-V Dual Synchronous Buck DC/DC Controller With Ultra-Low IQ
PDF  69 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

LM5145 Datasheet(HTML) 14 Page - Texas Instruments

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Input Voltage (V)
0
10
20
30
40
50
60
70
0
2
4
6
8
10
D002
VEN1 = VEN2 = 0 V
Figure 8-7. Shutdown Current Versus Input Voltage
Junction Temperature (qC)
-50
-25
0
25
50
75
100
125
150
20
22
24
26
28
30
D003
VEN2 = 0 V
Figure 8-8. Channel 1 Standby Current Versus
Temperature
Junction Temperature (qC)
-50
-25
0
25
50
75
100
125
150
0
5
10
15
20
25
30
D004
Channel 1
Channel 2
Figure 8-9. ULIQ Mode Standby Current Versus
Temperature
Junction Temperature (qC)
-50
-25
0
25
50
75
100
125
150
3.27
3.28
3.29
3.3
3.31
3.32
3.33
D014
Figure 8-10. Fixed 3.3-V Output Voltage (VOUT1)
Versus Temperature
Junction Temperature (qC)
-50
-25
0
25
50
75
100
125
150
4.94
4.96
4.98
5
5.02
5.04
5.06
D013
Figure 8-11. Fixed 5-V Output Voltage (VOUT1)
Versus Temperature
Junction Temperature (qC)
-50
-25
0
25
50
75
100
125
150
0.594
0.596
0.598
0.6
0.602
0.604
0.606
D015
Figure 8-12. Feedback Voltage Versus Temperature
LM25143
SNVSC10 – MARCH 2022
www.ti.com
14
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Copyright © 2022 Texas Instruments Incorporated
Product Folder Links: LM25143



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