LM2674 Datasheet, PDF (14/32 Pages) National Semiconductor (TI) – SIMPLE SWITCHER Power Converter High Efficiency 500 mA Step-Down Voltage Regulator

LM2674
SNVS007F – SEPTEMBER 1998 – REVISED APRIL 2013
Ind. Inductan
Ref.
ce
Desg. (μH)
L2
150
L3
100
L4
68
L5
47
L6
33
L7
22
L9
220
L10
150
L11
100
L12
68
L13
47
L14
33
L15
22
L18
220
L19
150
L20
100
L21
68
Current
(A)
0.21
0.26
0.32
0.37
0.44
0.52
0.32
0.39
0.48
0.58
0.70
0.83
0.99
0.55
0.66
0.82
0.99
Table 1. Inductor Manufacturers' Part Numbers
Schott
Through Surface
Hole
Mount
67143920 67144290
67143930 67144300
67143940 67144310
67148310 67148420
67148320 67148430
67148330 67148440
67143960 67144330
67143970 67144340
67143980 67144350
67143990 67144360
67144000 67144380
67148340 67148450
67148350 67148460
67144040 67144420
67144050 67144430
67144060 67144440
67144070 67144450
Renco
Through
Surface
Hole
Mount
RL-5470-4
RL1500-150
RL-5470-5
RL1500-100
RL-1284-68-43 RL1500-68
RL-1284-47-43 RL1500-47
RL-1284-33-43 RL1500-33
RL-1284-22-43 RL1500-22
RL-5470-3
RL1500-220
RL-5470-4
RL1500-150
RL-5470-5
RL1500-100
RL-5470-6
RL1500-68
RL-5470-7
RL1500-47
RL-1284-33-43 RL1500-33
RL-1284-22-43 RL1500-22
RL-5471-2
RL1500-220
RL-5471-3
RL1500-150
RL-5471-4
RL1500-100
RL-5471-5
RL1500-68
Pulse Engineering
Through
Surface
Hole
Mount
PE-53802 PE-53802-S
PE-53803 PE-53803-S
PE-53804 PE-53804-S
PE-53805 PE-53805-S
PE-53806 PE-53806-S
PE-53807 PE-53807-S
PE-53809 PE-53809-S
PE-53810 PE-53810-S
PE-53811 PE-53811-S
PE-53812 PE-53812-S
PE-53813 PE-53813-S
PE-53814 PE-53814-S
PE-53815 PE-53815-S
PE-53818 PE-53818-S
PE-53819 PE-53819-S
PE-53820 PE-53820-S
PE-53821 PE-53821-S
www.ti.com
Coilcraft
Surface
Mount
DO1608-154
DO1608-104
DO1608-683
DO1608-473
DO1608-333
DO1608-223
DO3308-224
DO3308-154
DO3308-104
DO3308-683
DO3308-473
DO3308-333
DO3308-223
DO3316-224
DO3316-154
DO3316-104
DO3316-683
Table 2. Inductor Manufacturers' Phone Numbers
Coilcraft Inc.
Coilcraft Inc., Europe
Pulse Engineering Inc.
Pulse Engineering Inc., Europe
Renco Electronics Inc.
Schott Corp.
Phone
FAX
Phone
FAX
Phone
FAX
Phone
FAX
Phone
FAX
Phone
FAX
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
14
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