LPT-3535xxx-LA, LB, LC
Vishay Dale
Inductors/Transformers Customizable, Surface Mount
Torodial, Kool-Mu
®
, Powdered Iron and MPP Cores
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.
DIMENSIONS
in inches [millimeters]
Pad Layout
0.160
[4.06]
STANDARD ELECTRICAL SPECIFICATIONS
[In Parallel]
STANDARD ACTUAL IND. –
µ
H RATED IDC IND. @ IDC DCR
MODEL
(L
OC
)
±
15%
Ω
LA=KOOL-MU
®
CORE IND. VALUES
(40
°
C ) (L
BIAS
) [30%]
1.0
6.42
LPT-3535-1R0LA
0.48 @ 7.05 0.005
0.800
1.5
4.77
LPT-3535-1R5LA
1.07 @ 4.70 0.009
1.80
2.5
4.45
LPT-3535-2R5LA
1.46 @ 4.03 0.011
2.45
3.3
3.73
LPT-3535-3R3LA
1.90 @ 3.52 0.015
3.20
5.0
3.01
LPT-3535-5R0LA
2.98 @ 2.82 0.023
5.00
10
1.95
LPT-3535-100LA
6.69 @ 1.88 0.055
11.3
15
1.59
LPT-3535-150LA
9.64 @ 1.57 0.081
16.2
25
1.25
LPT-3535-250LA
15.7 @ 1.23 0.131
26.5
33
1.05
LPT-3535-330LA
20.1 @ 1.08 0.182
33.8
50
0.84
LPT-3535-500LA
30.5 @ 0.88 0.280
51.2
100
0.63
LPT-3535-101LA
60.2 @ 0.63 0.514
101
150
0.57
LPT-3535-151LA
90.0 @ 0.51 0.775
151
250
0.40
LPT-3535-251LA
150.0 @ 0.40 1.279
252
330
0.33
LPT-3535-331LA
195.0 @ 0.35 1.837
328
LB=POWDER IRON
1.0
0.882
5.10
0.56 @ 4.29 0.004
LPT-3535-1R0LB
1.5
1.57
4.48
0.99 @ 3.21 0.005
LPT-3535-1R5LB
2.5
2.45
3.58
1.54 @ 2.57 0.009
LPT-3535-2R5LB
3.3
3.53
2.96
2.22 @ 2.14 0.013
LPT-3535-3R3LB
5.0
4.80
2.41
3.03 @ 1.84 0.018
LPT-3535-5R0LB
10
10.8
1.58
6.81 @ 1.22 0.043
LPT-3535-100LB
15
15.3
1.29
9.65 @ 1.03 0.064
LPT-3535-150LB
25
25.1
1.03
15.8 @ 0.80 0.103
LPT-3535-250LB
33
33.5
0.85
21.1 @ 0.70 0.147
LPT-3535-330LB
50
51.8
0.68
32.7 @ 0.56 0.230
LPT-3535-500LB
100
104
0.51
65.2 @ 0.40 0.424
LPT-3535-101LB
150
153
0.41
96.3 @ 0.33 0.645
LPT-3535-151LB
250
250
0.33
157.0 @ 0.25 1.031
LPT-3535-251LB
330
330
0.27
208.0 @ 0.22 1.463
LPT-3535-331LB
LC=MPP
1.0
0.800
LPT-3535-1R0LC
6.45
0.52 @ 7.05 0.005
1.5
1.80
LPT-3535-1R5LC
4.80
1.16 @ 4.70 0.009
2.5
2.45
LPT-3535-2R5LC
4.46
1.58 @ 4.03 0.011
3.3
3.20
LPT-3535-3R3LC
3.73
2.06 @ 3.52 0.015
5.0
5.00
LPT-3535-5R0LC
3.02
3.22 @ 2.82 0.023
10
11.3
LPT-3535-100LC
1.94
7.25 @ 1.88 0.055
15
16.2
LPT-3535-150LC
1.59
10.43 @ 1.57 0.081
25
26.5
LPT-3535-250LC
1.26
17.0 @ 1.23 0.131
33
33.8
LPT-3535-330LC
1.05
21.8 @ 1.08 0.182
50
51.2
LPT-3535-500LC
0.84
33.0 @ 0.88 0.280
100
101
LPT-3535-101LC
0.64
97.4 @ 0.51 0.514
150
151
LPT-3535-151LC
0.52
65.2 @ 0.63 0.775
250
252
LPT-3535-251LC
0.40
162.0 @ 0.51 1.279
330
328
LPT-3535-331LC
0.33
211.0 @ 0.35 1.837
←
0.392 sq.
[9.96 sq.]
0.120
[3.05]
0.392 sq.
[9.96 sq.]
Dimensional Outline
0.350
±
0.005 Dia.
[8.89
±
0.127]
1
0.362
±
0.005 Dia.
[9.19
±
0.127]
2
Vishay Dale
LPT-3535-
xxxLX
3
4
0.450 [11.43]
Max.
0.235
[5.97]
Max.
DESCRIPTION
LPT
MODEL
3535
SIZE
100
INDUCTANCE
VALUE (µH)
±
15%
INDUCTANCE TOLERANCE
LA/LB/LC
CORE/HEIGHT
LA = KOOL-MU
®
LB = POWDER IRON
LC = MPP
SAP PART NUMBERING GUIDELINES (INTERNAL)
L
P
T
3
5
SIZE
3
5
R
H
1
0
1
L
TOL.
K
CORE
PRODUCT FAMILY
PACKAGE
CODE
INDUCTANCE
VALUE
See the end of this data book for conversion tables
www.vishay.com
110
For technical questions, contact Magnetics@vishay.com
Document Number 34068
Revision 07-Jan-05
LPT-3535xxx-LA, LB, LC
Inductors/Transformers Customizable, Surface Mount
Torodial, Kool-Mu
®
, Powdered Iron and MPP Cores
SCHEMATICS - CONNECTION DIAGRAMS
Transformer
1
4
1
Vishay Dale
Parallel
4
1
Series
4
2
3
2
3
2
3
PART MARKING
— Vishay Dale
— Model number
— Pin 1 identification
PACKAGING
in inches [millimeters]
Pocket Tape Orientation
Carrier Tape Width
Pitch
Parts per 13" [330.2] Reel
0.945
[24.0]
0.630
[16.0]
600
DALE
LPT-[
]
[
]
[DATE CODE]
DALE
LPT-[
]
[
]
[DATE CODE]
DALE
LPT-[
]
[
]
[DATE CODE]
All embossed carrier tape
packaging will be in
compliance with the latest
revision of
EIA-481.
REELING DIRECTION
Document Number 34068
Revision 07-Jan-05
For technical questions, contact Magnetics@vishay.com
www.vishay.com
111
Legal Disclaimer Notice
Vishay
Notice
Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc.,
or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied, by
estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's
terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express
or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness
for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.
Customers using or selling these products for use in such applications do so at their own risk and agree to fully
indemnify Vishay for any damages resulting from such improper use or sale.
Document Number: 91000
Revision: 08-Apr-05
www.vishay.com
1
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