LPT-4545-250LA datasheet, PDF - EEWORLD Datasheet

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LPT-4545-250LA: Description1 ELEMENT, 25.2 uH, KOOL-MU-CORE, GENERAL PURPOSE INDUCTOR, SMD; CategoryPassive components inductor; File Size248KB，2 Pages; ManufacturerVishay; Websitehttp://www.vishay.com; Environmental Compliance

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LPT-4545-250LA Overview

1 ELEMENT, 25.2 uH, KOOL-MU-CORE, GENERAL PURPOSE INDUCTOR, SMD

LPT-4545-250LA Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	Vishay
Reach Compliance Code	unknow
ECCN code	EAR99
core material	KOOL-MU
DC Resistance	0.048 Ω
Nominal inductance(L)	25.2 µH
Inductor Applications	DC-DC CONVERTER
Inductor type	GENERAL PURPOSE INDUCTOR
JESD-609 code	e3
Manufacturer's serial number	LPT-4545-250LA
Number of functions	1
Number of terminals	4
Maximum operating temperature	125 °C
Minimum operating temperature	-40 °C
Maximum rated current	2.25 A
Shape/Size Description	CYLINDRICAL PACKAGE
shield	NO
surface mount	YES
Terminal surface	Tin (Sn)
Terminal location	ON CIRCLE
Terminal shape	SPECIAL
Tolerance	15%

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LPT-4545-xxxLA, 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.

•

Half height parts available upon request.

DIMENSIONS

in inches [millimeters]

Pad Layout

0.160

[4.06]

STANDARD ELECTRICAL SPECIFICATIONS

[In Parallel]

STANDARD ACTUAL IND. –

H RATED IDC

MODEL

)

15%

LA=KOOL-MU

CORE IND. VALUES

(40

C )

0.832

6.90

1.0

LPT-4545-1R0LA

1.30

6.45

1.5

LPT-4545-1R5LA

2.55

5.75

2.5

LPT-4545-2R5LA

3.33

5.50

3.3

LPT-4545-3R3LA

5.20

4.45

5.0

LPT-4545-5R0LA

10.2

3.45

LPT-4545-100LA

15.0

2.79

LPT-4545-150LA

20.8

2.61

LPT-4545-200LA

25.2

2.25

LPT-4545-250LA

32.5

1.85

LPT-4545-330LA

50.0

1.50

LPT-4545-500LA

101

1.15

100

LPT-4545-101LA

152

0.92

150

LPT-4545-151LA

248

0.73

250

LPT-4545-251LA

300

0.63

300

LPT-4545-301LA

333

0.60

330

LPT-4545-331LA

LB=POWDER IRON

0.838

6.61

1.0

LPT-4545-1R0LB

1.21

6.08

1.5

LPT-4545-1R5LB

2.5

2.71

5.01

LPT-4545-2R5LB

3.35

4.22

3.3

LPT-4545-3R3LB

5.66

3.32

5.0

LPT-4545-5R0LB

10.9

2.52

LPT-4545-100LB

14.8

2.10

LPT-4545-150LB

26.3

1.61

LPT-4545-250LB

34.3

1.34

LPT-4545-330LB

51.0

1.09

LPT-4545-500LB

100

105

0.81

LPT-4545-101LB

150

0.66

150

LPT-4545-151LB

250

248

0.52

LPT-4545-251LB

330

335

0.43

LPT-4545-331LB

LC=MPP

7.54

1.0

0.838

LPT-4545-1R0LC

6.82

1.5

1.30

LPT-4545-1R5LC

5.84

2.5

2.55

LPT-4545-2R5LC

5.49

3.3

3.33

LPT-4545-3R3LC

4.37

5.0

5.20

LPT-4545-5R0LC

3.32

10.2

LPT-4545-100LC

2.69

15.0

LPT-4545-150LC

2.12

25.2

LPT-4545-250LC

1.76

32.5

LPT-4545-330LC

1.41

50.0

LPT-4545-500LC

1.07

100

101

LPT-4545-101LC

0.86

150

152

LPT-4545-151LC

0.67

250

248

LPT-4545-251LC

0.56

330

333

LPT-4545-331LC

←

0.492 sq.

[12.5 sq.]

0.120

[3.05]

0.492 sq.

[12.5 sq.]

IND. @ IDC

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

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

0.54 @ 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

DCR

Ω

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

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

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

Dimensional Outline

0.450

0.005 Dia.

[11.43

0.127]

0.462

0.005 Dia.

[11.73

0.127]

Vishay Dale

LPT-4545-

xxxLX

0.550 [13.97]

Max.

0.250

[6.350]

Max.

DESCRIPTION

LPT

MODEL

4545

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)

SIZE

TOL.

CORE

PRODUCT FAMILY

PACKAGE

CODE

INDUCTANCE

VALUE

See the end of this data book for conversion tables

www.vishay.com

112

For technical questions, contact Magnetics@vishay.com

Document Number 34069

Revision 28-Aug-02

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