參數(shù)資料
型號： LPT-4545-251LC
廠商： Vishay Intertechnology,Inc.
英文描述： Inductors/Transformers, Customizable, Surface Mount Torodial, Kool-Mu, Powdered Iron and MPP Cores
中文描述： 電感器/變壓器，可定制的，表面貼裝Torodial，庫爾木，鐵粉和MPP的芯
文件頁數(shù)： 1/2頁
文件大?。?/td> 247K
代理商： LPT-4545-251LC
LPT-4545-xxxLA, LB, LC
Vishay Dale
Inductors/Transformers, Customizable, Surface Mount
Torodial, Kool-Mu
, Powdered Iron and MPP Cores
Document Number 34069
Revision 28-Aug-02
www.vishay.com
112
For technical questions, contact Magnetics@vishay.com
SAP PART NUMBERING GUIDELINES (INTERNAL)
PRODUCT FAMILY
SIZE
See the end of this data book for conversion tables
INDUCTANCE
VALUE
PACKAGE
CODE
TOL.
CORE
L
P
T
4
5
4
5
R
H
1
0
1
L
K
FEATURES
Toroidal design for minimal EMI radiation in DC to DC converter applications.
Designed to support the growing need for efficient DC to DC converters in battery
operated equipment.
Two separate windings provide versatility by ability to connect windings in series or
parallel.
Supplied on tape and reel and is designed to be pick and place compatible.
Custom versions and turns ratios available. Contact the factory with your specifications.
Half height parts available upon request.
STANDARD ELECTRICAL SPECIFICATIONS
[In Parallel]
MODEL
LA=KOOL-MU
CORE
(L
OC
)
±
15%
0.832
1.30
2.55
3.33
5.20
10.2
15.0
20.8
25.2
32.5
50.0
101
152
248
300
333
LB=POWDER IRON
0.838
1.21
2.71
3.35
5.66
10.9
14.8
26.3
34.3
51.0
105
150
248
335
LC=MPP
0.838
1.30
2.55
3.33
5.20
10.2
15.0
25.2
32.5
50.0
101
152
248
333
330
LPT-4545-1R0LA
LPT-4545-1R5LA
LPT-4545-2R5LA
LPT-4545-3R3LA
LPT-4545-5R0LA
LPT-4545-100LA
LPT-4545-150LA
LPT-4545-200LA
LPT-4545-250LA
LPT-4545-330LA
LPT-4545-500LA
LPT-4545-101LA
LPT-4545-151LA
LPT-4545-251LA
LPT-4545-301LA
ACTUAL IND. –
μ
H
RATED IDC
(40
°
C )
6.90
6.45
5.75
5.50
4.45
3.45
2.79
2.61
2.25
1.85
1.50
1.15
0.92
0.73
0.63
0.60
IND. @ IDC
(L
BIAS
) [30%]
0.51 @ 7.62
0.80 @ 6.10
1.57 @ 4.35
2.05 @ 3.81
3.20 @ 3.05
6.28 @ 2.18
9.26 @ 1.79
12.4 @ 1.53
15.5 @ 1.39
20.0 @ 1.22
30.8 @ 0.98
62.0 @ 0.69
93.4 @ 0.56
153.0 @ 0.44
179.0 @ 0.40
205.0 @ 0.38
DCR
0.003
0.004
0.006
0.007
0.011
0.019
0.029
0.038
0.048
0.068
0.107
0.195
0.302
0.491
0.670
0.706
←
LPT-4545-1R0LC
LPT-4545-1R5LC
LPT-4545-2R5LC
LPT-4545-3R3LC
LPT-4545-5R0LC
LPT-4545-100LC
LPT-4545-150LC
LPT-4545-250LC
LPT-4545-330LC
LPT-4545-500LC
LPT-4545-101LC
LPT-4545-151LC
LPT-4545-251LC
LPT-4545-331LC
6.61
6.08
5.01
4.22
3.32
2.52
2.10
1.61
1.34
1.09
0.81
0.66
0.52
0.43
0.53 @ 7.09
0.76 @ 5.91
1.71 @ 3.94
2.11 @ 3.54
3.57 @ 2.73
6.84 @ 1.97
9.31 @ 1.69
16.5 @ 1.27
21.6 @ 1.11
32.1 @ 0.91
66.2 @ 0.63
94.7 @ 0.53
156.0 @ 0.41
211.0 @ 0.35
0.004
0.005
0.009
0.012
0.019
0.034
0.049
0.084
0.119
0.180
0.342
0.509
0.831
1.194
LPT-4545-1R0LB
LPT-4545-1R5LB
LPT-4545-2R5LB
LPT-4545-3R3LB
LPT-4545-5R0LB
LPT-4545-100LB
LPT-4545-150LB
LPT-4545-250LB
LPT-4545-330LB
LPT-4545-500LB
LPT-4545-101LB
LPT-4545-151LB
LPT-4545-251LB
LPT-4545-331LB
7.54
6.82
5.84
5.49
4.37
3.32
2.69
2.12
1.76
1.41
1.07
0.86
0.67
0.56
0.54 @ 11.11
0.84 @ 8.89
1.64 @ 6.35
2.14 @ 5.56
3.35 @ 4.45
6.56 @ 3.18
9.68 @ 2.61
16.2 @ 2.02
20.9 @ 1.78
32.2 @ 1.43
64.8 @ 1.01
97.7 @ 0.82
159.0 @ 0.64
214.0 @ 0.56
0.004
0.004
0.007
0.008
0.012
0.022
0.033
0.054
0.076
0.119
0.219
0.340
0.551
0.788
1.0
1.5
2.5
3.3
5.0
10
15
20
25
33
50
100
150
250
300
330
STANDARD
IND. VALUES
1.0
1.5
2.5
3.3
5.0
10
15
25
33
50
100
150
250
330
1.0
1.5
2.5
3.3
5.0
10
15
25
33
50
100
150
DIMENSIONS
in inches [millimeters]
DESCRIPTION
100
INDUCTANCE
VALUE (
μ
H)
4545
SIZE
±
15%
INDUCTANCE TOLERANCE
LA/LB/LC
CORE/HEIGHT
LA = KOOL-MU
LB = POWDER IRON
LC = MPP
LPT
MODEL
0.160
[4.06]
0.120
[3.05]
0.492 sq.
[12.5 sq.]
0.492 sq.
[12.5 sq.]
Pad Layout
Dimensional Outline
2
3
1
4
Vishay Dale
LPT-4545-
xxxLX
0.450
±
0.005 Dia.
[11.43
±
0.127]
0.462
±
0.005 Dia.
[11.73
±
0.127]
0.550 [13.97]
Max.
0.250
[6.350]
Max.
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