LM2576
Table 1. Diode Selection Guide
3.0 A
Schottky
Fast Recovery
4.0 − 6.0 A
3.0 A
4.0 − 6.0 A
Through
Hole
Surface
Mount
Through Surface
Through
Hole
Surface
Mount
Through
Hole
Surface
Mount
Hole
Mount
V
R
20 V
1N5820
MBR320P
SR302
SK32
1N5823
SR502
SB520
30 V
1N5821
MBR330
SR303
SK33
30WQ03
1N5824
SR503
SB530
50WQ03
MUR320
31DF1
HER302
MURS320T3
MURD320
30WF10
MUR420
HER602
MURD620CT
50WF10
31DQ03
40 V
1N5822
MBR340
SR304
SK34
30WQ04
MBRS340T3
MBRD340
1N5825
SR504
SB540
MBRD640CT
50WQ04
(all diodes
rated
(all diodes
rated
(all diodes
rated
(all diodes
rated
31DQ04
to at least
100 V)
to at least
100 V)
to at least
100 V)
to at least
100 V)
50 V
60 V
MBR350
31DQ05
SR305
SK35
30WQ05
SB550
50WQ05
MBR360
DQ06
MBRS360T3
MBRD360
50SQ080
MBRD660CT
SR306
NOTE: Diodes listed in bold are available from ON Semiconductor.
Table 2. Inductor Selection by Manufacturer’s Part Number
Inductor
Code
Inductor
Value
Tech 39
Schott Corp.
Pulse Eng.
Renco
L47
L68
47 mH
68 mH
77 212
671 26980
PE−53112
PE−92114
PE−92108
PE−53113
PE−52626
PE−52627
PE−53114
PE−52629
PE−53115
PE−53116
PE−53117
PE−53118
PE−53119
PE−53120
PE−53121
PE−53122
RL2442
77 262
77 312
77 360
77 408
77 456
*
671 26990
671 27000
671 27010
671 27020
671 27030
671 27040
671 27050
671 27060
671 27070
671 27080
671 27090
671 27100
671 27110
671 27120
671 27130
RL2443
RL2444
RL1954
RL1953
RL1952
RL1951
RL1950
RL2445
RL2446
RL2447
RL1961
RL1960
RL1959
RL1958
RL2448
L100
L150
L220
L330
L470
L680
H150
H220
H330
H470
H680
H1000
H1500
100 mH
150 mH
220 mH
330 mH
470 mH
680 mH
150 mH
220 mH
330 mH
470 mH
680 mH
1000 mH
1500 mH
2200 mH
77 506
77 362
77 412
77 462
*
77 508
77 556
*
H2200
*
NOTE: *Contact Manufacturer
http://onsemi.com
14
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