LM2596 Series Buck Regulator Design Procedure (Continued)
Nichicon Corp.
Panasonic
Phone
FAX
(708) 843-7500
(708) 843-2798
(714) 373-7857
(714) 373-7102
(803) 448-9411
(803) 448-1943
(207) 324-4140
(207) 324-7223
Phone
FAX
AVX Corp.
Phone
FAX
Sprague/Vishay
Phone
FAX
FIGURE 10. Capacitor Manufacturers Phone Numbers
VR
3A Diodes
4A–6A Diodes
Surface Mount Through Hole
Surface Mount
Through Hole
Schottky
Ultra Fast
Schottky
Ultra Fast
Schottky
Ultra Fast
Schottky
Ultra Fast
Recovery
All of
Recovery
All of
Recovery
All of
Recovery
20V
1N5820
SR302
SR502
1N5823
SB520
All of
these
diodes
are
these
these
these
SK32
diodes
are
diodes
are
diodes
are
MBR320
1N5821
MBR330
31DQ03
1N5822
SR304
30V 30WQ03
SK33
rated to
at least
50V.
rated to
at least
50V.
rated to
at least
50V.
rated to
at least
50V.
50WQ03
50WQ04
SR503
1N5824
SB530
SR504
1N5825
SB540
40V SK34
MBRS340
MBR340
31DQ04
SR305
30WQ04
MURS320
30WF10
MUR320
MURS620
50WF10
MUR620
HER601
50V SK35
or MBRS360
More 30WQ05
MBR350
31DQ05
50WQ05
SB550
50SQ080
FIGURE 11. Diode Selection Table
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