LPT-3535xxx-LA, LB, LC
Vishay Dale
Inductors/Transformers Customizable, Surface Mount
Torodial, Kool-Mu
, Powdered Iron and MPP Cores
Document Number 34068
Revision 28-Aug-02
www.vishay.com
110
For technical questions, contact Magnetics@vishay.com
2
3
1
4
Vishay Dale
LPT-3535-
xxxLX
DIMENSIONS
in inches [millimeters]
0.350
±
0.005 Dia.
[8.89
±
0.127]
0.362
±
0.005 Dia.
[9.19
0.127]
0.450 [11.43]
Max.
0.235
[5.97]
Max.
DESCRIPTION
LPT
MODEL
100
INDUCTANCE
VALUE (
μ
H)
3535
SIZE
±
15%
INDUCTANCE TOLERANCE
LA/LB/LC
CORE/HEIGHT
LA = KOOL-MU
LB = POWDER IRON
LC = MPP
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
3
5
3
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%
IND. VALUES
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
330
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
330
0.160
[4.06]
0.120
[3.05]
0.392 sq.
[9.96 sq.]
0.392 sq.
[9.96 sq.]
Pad Layout
Dimensional Outline
ACTUAL IND. –
μ
H
RATED IDC
(40
°
C )
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
IND. @ IDC
(L
BIAS
) [30%]
0.48 @ 7.05
1.07 @ 4.70
1.46 @ 4.03
1.90 @ 3.52
2.98 @ 2.82
6.69 @ 1.88
9.64 @ 1.57
15.7 @ 1.23
20.1 @ 1.08
30.5 @ 0.88
60.2 @ 0.63
90.0 @ 0.51
150.0 @ 0.40
195.0 @ 0.35
DCR
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
←
STANDARD
0.800
1.80
2.45
3.20
5.00
11.3
16.2
26.5
33.8
51.2
101
151
252
328
1.0
1.5
2.5
3.3
5.0
10
15
25
33
50
100
150
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
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
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
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 @ 4.29
0.99 @ 3.21
1.54 @ 2.57
2.22 @ 2.14
3.03 @ 1.84
6.81 @ 1.22
9.65 @ 1.03
15.8 @ 0.80
21.1 @ 0.70
32.7 @ 0.56
65.2 @ 0.40
96.3 @ 0.33
157.0 @ 0.25
208.0 @ 0.22
LPT-3535-1R0LC
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 @ 7.05
1.16 @ 4.70
1.58 @ 4.03
2.06 @ 3.52
3.22 @ 2.82
7.25 @ 1.88
10.43 @ 1.57
17.0 @ 1.23
21.8 @ 1.08
33.0 @ 0.88
97.4 @ 0.51
65.2 @ 0.63
162.0 @ 0.51
211.0 @ 0.35
1.0
1.5
2.5
3.3
5.0
10
15
25
33
50
100
150
1.0
1.5
2.5
3.3
5.0
10
15
25
33
50
100
150
250
330