参数资料
型号: LM2597-3.3MWA
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: 稳压器
英文描述: 1.4 A SWITCHING REGULATOR, 173 kHz SWITCHING FREQ-MAX, UUC
封装: WAFER
文件页数: 9/40页
文件大小: 1019K
代理商: LM2597-3.3MWA
LM2597/LM2597HV Series Buck Regulator Design Procedure (Continued)
Induc-
tance
(H)
Cur-
rent
(A)
Schott
Renco
Pulse Engineering
Coilcraft
Through
Surface
Through
Surface
Through
Surface
Hole
Mount
Hole
Mount
Hole
Mount
L1
220
0.18
67143910
67144280 RL-5470-3
RL1500-220
PE-53801
PE-53801-S
DO1608-224
L2
150
0.21
67143920
67144290 RL-5470-4
RL1500-150
PE-53802
PE-53802-S
DO1608-154
L3
100
0.26
67143930
67144300 RL-5470-5
RL1500-100
PE-53803
PE-53803-S
DO1608-104
L4
68
0.32
67143940
67144310 RL-1284-68
RL1500-68
PE-53804
PE-53804-S
DO1608-68
L5
47
0.37
67148310
67148420 RL-1284-47
RL1500-47
PE-53805
PE-53805-S
DO1608-473
L6
33
0.44
67148320
67148430 RL-1284-33
RL1500-33
PE-53806
PE-53806-S
DO1608-333
L7
22
0.60
67148330
67148440 RL-1284-22
RL1500-22
PE-53807
PE-53807-S
DO1608-223
L8
330
0.26
67143950
67144320 RL-5470-2
RL1500-330
PE-53808
PE-53808-S
DO3308-334
L9
220
0.32
67143960
67144330 RL-5470-3
RL1500-220
PE-53809
PE-53809-S
DO3308-224
L10
150
0.39
67143970
67144340 RL-5470-4
RL1500-150
PE-53810
PE-53810-S
DO3308-154
L11
100
0.48
67143980
67144350 RL-5470-5
RL1500-100
PE-53811
PE-53811-S
DO3308-104
L12
68
0.58
67143990
67144360 RL-5470-6
RL1500-68
PE-53812
PE-53812-S
DO1608-683
L13
47
0.70
67144000
67144380 RL-5470-7
RL1500-47
PE-53813
PE-53813-S
DO3308-473
L14
33
0.83
67148340
67148450 RL-1284-33
RL1500-33
PE-53814
PE-53814-S
DO1608-333
L15
22
0.99
67148350
67148460 RL-1284-22
RL1500-22
PE-53815
PE-53815-S
DO1608-223
L16
15
1.24
67148360
67148470 RL-1284-15
RL1500-15
PE-53816
PE-53816-S
DO1608-153
L17
330
0.42
67144030
67144410 RL-5471-1
RL1500-330
PE-53817
PE-53817-S
DO3316-334
L18
220
0.55
67144040
67144420 RL-5471-2
RL1500-220
PE-53818
PE-53818-S
DO3316-224
L19
150
0.66
67144050
67144430 RL-5471-3
RL1500-150
PE-53819
PE-53819-S
DO3316-154
L20
100
0.82
67144060
67144440 RL-5471-4
RL1500-100
PE-53820
PE-53820-S
DO3316-104
L21
68
0.99
67144070
67144450 RL-5471-5
RL1500-68
PE-53821
PE-53821-S
DDO3316-683
L26
330
0.80
67144100
67144480 RL-5471-1
PE-53826
PE-53826-S
L27
220
1.00
67144110
67144490 RL-5471-2
PE-53827
PE-53827-S
FIGURE 7. Inductor Manufacturers Part Numbers
Coilcraft Inc.
Phone
(800) 322-2645
FAX
(708) 639-1469
Coilcraft Inc., Europe
Phone
+44 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 8. Inductor Manufacturers Phone Numbers
Nichicon Corp.
Phone
(708) 843-7500
FAX
(708) 843-2798
Panasonic
Phone
(714) 373-7857
FAX
(714) 373-7102
AVX Corp.
Phone
(803) 448-9411
FAX
(803) 448-1943
Sprague/Vishay
Phone
(207) 324-7223
FAX
(207) 324-4140
FIGURE 9. Capacitor Manufacturers Phone Numbers
LM2597/LM2597HV
www.national.com
17
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