LPT-3535-xxxLA, LB, LC
Vishay Dale
Document Number: 34068 For technical questions, contact: magnetics@vishay.com www.vishay.com
Revision: 10-Aug-06 163
Inductors/Transformers Customizable, Surface Mount
Torodial, Kool-Mu®, Powered Iron and MPP Cores
DIMENSIONS
in inches [millimeters]
Pad Layout
0.160
[4.06]
0.392 sq.
[9.96 sq.] 0.120
[3.05]
0.392 sq.
[9.96 sq.]
Dimensional Outline
2
3
1
4
Vishay Dale
LPT-3535-
xxxLX
0.362 ± 0.005 Dia.
[9.19 ± 0.127]
0.450 [11.43]
Max.
0.350 ± 0.005 Dia.
[8.89 ± 0.127]
0.235
[5.97]
Max.
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
•Operating Temperature Range: - 40 °C to + 125 °C
•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
STANDARD ELECTRICAL SPECIFICATIONS
MODEL
LA = KOOL-MU
®
CORE STANDARD
IND. VALUES ACTUAL IND. - µH
(LOC) ± 15 % RATED IDC
(40 °C) IND. AT IDC
(L
BIAS
) [30 %] DCR
Ω
LPT-3535-1R0LA
LPT-3535-1R5LA
LPT-3535-2R5LA
LPT-3535-3R3LA
LPT-3535-5R0LA
LPT-3535-100LA
LPT-3535-150LA
LPT-3535-250LA
LPT-3535-330LA
LPT-3535-500LA
LPT-3535-101LA
LPT-3535-151LA
LPT-3535-251LA
LPT-3535-331LA
1.0
1.5
2.5
3.3
5.0
10
15
25
33
50
100
150
250
330
0.800
1.80
2.45
3.20
5.00
11.3
16.2
26.5
33.8
51.2
101
151
252
328
6.42
4.77
4.45
3.73
3.01
1.95
1.59
1.25
1.05
0.84
0.63
0.57
0.40
0.33
0.48 at 7.05
1.07 at 4.70
1.46 at 4.03
1.90 at 3.52
2.98 at 2.82
6.69 at 1.88
9.64 at 1.57
15.7 at 1.23
20.1 at 1.08
30.5 at 0.88
60.2 at 0.63
90.0 at 0.51
150.0 at 0.40
195.0 at 0.35
0.005
0.009
0.011
0.015
0.023
0.055
0.081
0.131
0.182
0.280
0.514
0.775
1.279
1.837
LB = POWDER IRON
LPT-3535-1R0LB
LPT-3535-1R5LB
LPT-3535-2R5LB
LPT-3535-3R3LB
LPT-3535-5R0LB
LPT-3535-100LB
LPT-3535-150LB
LPT-3535-250LB
LPT-3535-330LB
LPT-3535-500LB
LPT-3535-101LB
LPT-3535-151LB
LPT-3535-251LB
LPT-3535-331LB
1.0
1.5
2.5
3.3
5.0
10
15
25
33
50
100
150
250
330
0.882
1.57
2.45
3.53
4.80
10.8
15.3
25.1
33.5
51.8
104
153
250
330
5.10
4.48
3.58
2.96
2.41
1.58
1.29
1.03
0.85
0.68
0.51
0.41
0.33
0.27
0.56 at 4.29
0.99 at 3.21
1.54 at 2.57
2.22 at 2.14
3.03 at 1.84
6.81 at 1.22
9.65 at 1.03
15.8 at 0.80
21.1 at 0.70
32.7 at 0.56
65.2 at 0.40
96.3 at 0.33
157.0 at 0.25
208.0 at 0.22
0.004
0.005
0.009
0.013
0.018
0.043
0.064
0.103
0.147
0.230
0.424
0.645
1.031
1.463
LC = MPP
LPT-3535-1R0LC
LPT-3535-1R5LC
LPT-3535-2R5LC
LPT-3535-3R3LC
LPT-3535-5R0LC
LPT-3535-100LC
LPT-3535-150LC
LPT-3535-250LC
LPT-3535-330LC
LPT-3535-500LC
LPT-3535-101LC
LPT-3535-151LC
LPT-3535-251LC
LPT-3535-331LC
1.0
1.5
2.5
3.3
5.0
10
15
25
33
50
100
150
250
330
0.800
1.80
2.45
3.20
5.00
11.3
16.2
26.5
33.8
51.2
101
151
252
328
6.45
4.80
4.46
3.73
3.02
1.94
1.59
1.26
1.05
0.84
0.64
0.52
0.40
0.33
0.52 at 7.05
1.16 at 4.70
1.58 at 4.03
2.06 at 3.52
3.22 at 2.82
7.25 at 1.88
10.43 at 1.57
17.0 at 1.23
21.8 at 1.08
33.0 at 0.88
97.4 at 0.51
65.2 at 0.63
162.0 at 0.51
211.0 at 0.35
0.005
0.009
0.011
0.015
0.023
0.055
0.081
0.131
0.182
0.280
0.514
0.775
1.279
1.837
RoHS
COMPLIANT
GLOBAL PART NUMBER
DESCRIPTION
TOL.
L 53TP31RE50KL1
PRODUCT FAMILY PACKAGE
CODE
INDUCTANCE
VALUE
CORE
LA/LB/LC
CORE/HEIGHT
LA = KOOL-MU
®
LB = POWER IRON
LC = MPP
± 15 %
INDUCTANCE
TOLERANCE
100 µH
INDUCTANCE
VALUE
3535
SIZE
LPT
MODEL
ER
PACKAGE CODE
e2
JEDEC LEAD (Pb)-FREE
STANDARD
SIZE
www.vishay.com For technical questions, contact: magnetics@vishay.com Document Number: 34068
164 Revision: 10-Aug-06
LPT-3535-xxxLA, LB, LC
Vishay Dale Inductors/Transformers Customizable, Surface Mount
Torodial, Kool-Mu®, Powered Iron and MPP Cores
SCHEMATICS - CONNECTION DIAGRAMS
Parallel
14
23
Series
14
23
Transformer
1
2
4
3
PART MARKING
- Vishay Dale
- Model number
- Pin 1 identification
PACKAGING in inches [millimeters]
Pocket Tape Orientation Carrier Tape Width 0.945
[24.0]
Pitch 0.630
[16.0]
Parts per 13" [330.2] Reel 600
All embossed carrier tape packaging will be in
compliance with the latest revision of EIA-481.
DALE
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REELING DIRECTION
Legal Disclaimer Notice
Vishay
Document Number: 91000 www.vishay.com
Revision: 08-Apr-05 1
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.
