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LM2574 Datasheet(PDF) 13 Page - ON Semiconductor

Part # LM2574
Description  0.5 A, Adjustable Output Voltage, Step-Down Switching Regulator
PDF  26 Pages
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

LM2574 Datasheet(HTML) 13 Page - ON Semiconductor

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LM2574, NCV2574
www.onsemi.com
13
IL, MAXIMUM LOAD CURRENT (A)
IL, MAXIMUM LOAD CURRENT (A)
IL, MAXIMUM LOAD CURRENT (A)
IL, MAXIMUM LOAD CURRENT (A)
Figure 19. LM2574−3.3
IL, MAXIMUM LOAD CURRENT (A)
Figure 20. LM2574−5
680
Figure 21. LM2574−12
Figure 22. LM2574−15
Figure 23. LM2574−ADJ
150
470
220
100
330
1000
330
680
470
150
220
2200
470
1500
1000
330
680
220
2200
470
1500
1000
680
2200
470
1500
1000
330
680
220
150
100
68
LM2574 Series Buck Regulator Design Procedures (continued)
Indicator Value Selection Guide (For Continuous Mode Operation)
60
20
15
12
10
9.0
8.0
7.0
6.0
5.0
60
30
20
15
12
10
9.0
8.0
7.0
60
40
30
25
20
18
17
16
15
14
60
40
30
25
22
20
19
18
17
250
200
150
100
80
60
50
40
30
20
15
10
0.5
0.4
0.3
0.2
0.15
0.1
0.5
0.4
0.3
0.2
0.15
0.1
0.5
0.4
0.3
0.2
0.15
0.1
0.5
0.4
0.3
0.2
0.15
0.1
0.5
0.4
0.3
0.2
0.15
0.1
330
220



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