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LM2594 데이터 시트보기 (PDF) - ON Semiconductor

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LM2594
ON-Semiconductor
ON Semiconductor ON-Semiconductor
LM2594 Datasheet PDF : 25 Pages
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LM2594
LM2594 Series Buck Regulator Design Procedures (continued)
Table 1. RECOMMENDED VALUES OF THE OUTPUT CAPACITOR AND FEEDFORWARD CAPACITOR
(Iload = 0.5 A)
Nichicon Pm Capacitors
Vin (V)
40
1000/10/
60
680/250
Capacity/Voltage Range / ESR[mF/V/mW]
470/10/
140
470/10/
140
330/10/
160
220/25/
110
220/110
180/25/
140
35
1000/10/ 680/150
470/10/
330/10/
180/25/
180/25/
180/25/
180/25/
60
140
160
140
140
140
140
26
1000/10/
470/10/
330/10/
220/25/
180/25/
180/25/
100/25/
180/25/
60
140
160
110
140
140
240
140
20
1000/10/
470/10/
220/25/
220/25/
100/25/
100/25/
100/25/
60
140
110
110
240
240
240
18
1000/10/
470/10/
220/25/
220/25/
100/25/
100/25/
100/25/
60
140
110
110
240
240
240
12
470/10/
470/10/
220/25/
180/25/
100/25/
140
140
110
140
240
10
470/10/
470/10/
220/25/
180/25/
140
140
110
140
Vout (V)
2
3
4
6
9
12
15
24
CFF (nF)
15
4.7
1.5
1.5
1.5
1.5
1
0.6
180/35/
100
180/35/
100
28
0.6
0.1
0.2
0.3
0.4
0.5
Maximum load current (A)
Figure 19. Inductor Value Selection Guides (For Continuous Mode Operation)
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