LM2671 Series Buck Regulator Design Procedure (Fixed Output)
(Continued)
Output
Voltage
(V)
Inductance
(μH)
Output Capacitor
Surface Mount
Sprague
594D Series
(μF/V)
120/6.3
120/6.3
68/10
120/6.3
120/6.3
120/6.3
100/16
68/10
68/10
100/16
100/16
100/16
120/20
68/25
47/20
47/20
47/20
47/20
47/20
Through Hole
Sanyo MV-GX
Series
(μF/V)
330/35
220/35
150/35
120/35
120/35
120/35
330/35
220/35
150/35
120/35
120/35
120/35
330/35
220/35
150/35
120/35
120/35
120/35
120/35
AVX TPS
Series
(μF/V)
100/10
100/10
100/10
100/10
100/10
100/10
100/10
10010
100/10
100/10
100/10
100/10
(2x) 68/20
68/20
68/20
68/20
68/20
68/20
68/20
Sanyo OS-CON
SA Series
(μF/V)
100/10
68/10
68/10
100/10
100/10
100/10
100/10
68/10
68/10
100/10
100/10
100/10
68/20
68/20
47/20
47/20
47/20
47/20
47/20
Nichicon
PL Series
(μF/V)
330/35
220/35
150/35
120/35
120/35
120/35
330/35
220/35
150/35
120/35
120/35
120/35
330/35
220/35
150/35
120/35
120/35
120/35
120/35
Panasonic
HFQ Series
(μF/V)
330/35
220/35
150/35
120/35
120/35
120/35
330/35
220/35
150/35
120/35
120/35
120/35
330/35
220/35
150/35
120/35
120/35
120/35
120/35
3.3
22
33
47
68
100
150
22
33
47
68
100
150
22
33
47
68
100
150
220
5.0
12
FIGURE 10. Output Capacitor Table
Nichicon Corp.
Phone
FAX
Phone
FAX
Phone
FAX
Phone
FAX
Phone
FAX
(847) 843-7500
(847) 843-2798
(714) 373-7857
(714) 373-7102
(845) 448-9411
(845) 448-1943
(207) 324-4140
(207) 324-7223
(619) 661-6322
(619) 661-1055
Panasonic
AVX Corp.
Sprague/Vishay
Sanyo Corp.
FIGURE 11. Capacitor Manufacturers’ Phone Numbers
L
www.national.com
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