
LM2596 Series Buck Regulator Design Procedure (Fixed Output) (Continued)
Conditions
Inductor
Output Capacitor
Through Hole Electrolytic
Surface Mount Tantalum
Output
Load
Max Input
Inductance
Inductor
Panasonic
Nichicon
AVX TPS
Sprague
Voltage
Current
Voltage
(H)
(#)
HFQ Series
PL Series
Series
595D Series
(V)
(A)
(V)
(F/V)
3.3
3
5
22 L41
470/25
560/16
330/6.3
390/6.3
7
22 L41
560/35
330/6.3
390/6.3
10
22 L41
680/35
330/6.3
390/6.3
40
33 L40
560/35
470/35
330/6.3
390/6.3
6
22 L33
470/25
470/35
330/6.3
390/6.3
2
10
33 L32
330/35
330/6.3
390/6.3
40
47 L39
330/35
270/50
220/10
330/10
5
3
8
22 L41
470/25
560/16
220/10
330/10
10
22 L41
560/25
220/10
330/10
15
33 L40
330/35
220/10
330/10
40
47 L39
330/35
270/35
220/10
330/10
9
22 L33
470/25
560/16
220/10
330/10
2
20
68 L38
180/35
100/10
270/10
40
68 L38
180/35
100/10
270/10
12
3
15
22 L41
470/25
100/16
180/16
18
33 L40
330/25
100/16
180/16
30
68 L44
180/25
100/16
120/20
40
68 L44
180/35
100/16
120/20
15
33 L32
330/25
100/16
180/16
2
20
68 L38
180/25
100/16
120/20
40
150 L42
82/25
68/20
68/25
FIGURE 2. LM2596 Fixed Voltage Quick Design Component Selection Table
LM2596
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