
LM2596 Series Buck Regulator Design Procedure (Continued)
Inductance
(H)
Current
(A)
Schott
Renco
Pulse Engineering
Coilcraft
Through
Surface
Through
Surface
Through
Surface
Hole
Mount
Hole
Mount
Hole
Mount
L15
22
0.99
67148350 67148460
RL-1284-22-43
RL1500-22
PE-53815
PE-53815-S
DO3308-223
L21
68
0.99
67144070 67144450
RL-5471-5
RL1500-68
PE-53821
PE-53821-S
DO3316-683
L22
47
1.17
67144080 67144460
RL-5471-6
—
PE-53822
PE-53822-S
DO3316-473
L23
33
1.40
67144090 67144470
RL-5471-7
—
PE-53823
PE-53823-S
DO3316-333
L24
22
1.70
67148370 67148480
RL-1283-22-43
—
PE-53824
PE-53825-S
DO3316-223
L25
15
2.10
67148380 67148490
RL-1283-15-43
—
PE-53825
PE-53824-S
DO3316-153
L26
330
0.80
67144100 67144480
RL-5471-1
—
PE-53826
PE-53826-S
DO5022P-334
L27
220
1.00
67144110
67144490
RL-5471-2
—
PE-53827
PE-53827-S
DO5022P-224
L28
150
1.20
67144120 67144500
RL-5471-3
—
PE-53828
PE-53828-S
DO5022P-154
L29
100
1.47
67144130 67144510
RL-5471-4
—
PE-53829
PE-53829-S
DO5022P-104
L30
68
1.78
67144140 67144520
RL-5471-5
—
PE-53830
PE-53830-S
DO5022P-683
L31
47
2.20
67144150 67144530
RL-5471-6
—
PE-53831
PE-53831-S
DO5022P-473
L32
33
2.50
67144160 67144540
RL-5471-7
—
PE-53932
PE-53932-S
DO5022P-333
L33
22
3.10
67148390 67148500
RL-1283-22-43
—
PE-53933
PE-53933-S
DO5022P-223
L34
15
3.40
67148400 67148790
RL-1283-15-43
—
PE-53934
PE-53934-S
DO5022P-153
L35
220
1.70
67144170
—
RL-5473-1
—
PE-53935
PE-53935-S
—
L36
150
2.10
67144180
—
RL-5473-4
—
PE-54036
PE-54036-S
—
L37
100
2.50
67144190
—
RL-5472-1
—
PE-54037
PE-54037-S
—
L38
68
3.10
67144200
—
RL-5472-2
—
PE-54038
PE-54038-S
—
L39
47
3.50
67144210
—
RL-5472-3
—
PE-54039
PE-54039-S
—
L40
33
3.50
67144220 67148290
RL-5472-4
—
PE-54040
PE-54040-S
—
L41
22
3.50
67144230 67148300
RL-5472-5
—
PE-54041
PE-54041-S
—
L42
150
2.70
67148410
—
RL-5473-4
—
PE-54042
PE-54042-S
—
L43
100
3.40
67144240
—
RL-5473-2
—
PE-54043
—
L44
68
3.40
67144250
—
RL-5473-3
—
PE-54044
—
FIGURE 8. Inductor Manufacturers Part Numbers
Coilcraft Inc.
Phone
(800) 322-2645
FAX
(708) 639-1469
Coilcraft Inc., Europe
Phone
+11 1236 730 595
FAX
+44 1236 730 627
Pulse Engineering Inc.
Phone
(619) 674-8100
FAX
(619) 674-8262
Pulse Engineering Inc.,
Phone
+353 93 24 107
Europe
FAX
+353 93 24 459
Renco Electronics Inc.
Phone
(800) 645-5828
FAX
(516) 586-5562
Schott Corp.
Phone
(612) 475-1173
FAX
(612) 475-1786
FIGURE 9. Inductor Manufacturers Phone Numbers
LM2596
www.national.com
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