SDR1045-102K Bourns Inc., SDR1045-102K Datasheet

SDR1045-102K

Manufacturer Part Number

SDR1045-102K

Description

INDUCTOR POWER 1045

Manufacturer

Bourns Inc.

Series

SDR1045r

Datasheet

1.SDR1045-331K.pdf (2 pages)

Specifications of SDR1045-102K

Inductance

1 mH

Tolerance

10 %

Maximum Dc Current

0.38 Amp

Maximum Dc Resistance

4.7 Ohms

Self Resonant Frequency

2.9 MHz

Q Minimum

Dimensions

10 mm W x 10 mm L x 4.5 mm H

Termination Style

SMD/SMT

Lead Free Status / RoHS Status

Lead free / RoHS Compliant

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*RoHS Directive 2002/95/EC Jan 27 2003 including Annex

Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

Bourns Part No.

SDR1045-2R7M

SDR1045-4R5M

SDR1045-6R8M

SDR1045-100M

SDR1045-150M

SDR1045-220M

SDR1045-330M

SDR1045-470M

SDR1045-680M

SDR1045-101K

SDR1045-151K

SDR1045-221K

SDR1045-331K

SDR1045-471K

SDR1045-681K

SDR1045-102K

Electrical Specifications

Electrical Schematic

Inductance

1000.0

100.0

150.0

220.0

330.0

470.0

680.0

10.0

15.0

22.0

33.0

47.0

68.0

(µH)

2.7

4.5

6.8

Tol. %

100 kHz

± 20

± 10

Typ.

Frequency

Features

SDR1045 Series - SMD Power Inductors

(MHz)

0.796

0.252

Recommended Layout

7.96

2.52

Test

Lead free

RoHS compliant*

Available in E6 values

Current rating to 4.8 amps

Mounting height 4.8 mm maximum

REF.

(.110)

2.8

(MHz)

SRF

Min.

68.7

44.2

35.8

27.8

23.7

19.4

15.8

13.6

11.1

9.7

7.1

6.4

4.6

4.2

3.6

2.9

0.026

0.033

0.040

0.064

0.100

0.145

0.220

0.270

0.360

0.540

0.700

1.150

1.700

2.250

3.300

4.700

RDC

Max.

(Ω)

(.220)

5.6

(.094)

REF.

2.4

I rms

Max.

4.80

4.20

3.50

3.20

2.50

2.20

1.90

1.60

1.30

1.10

0.85

0.72

0.62

0.52

0.43

0.38

(A)

REF.

(.409)

10.4

REF.

I sat

6.20

5.20

4.20

3.60

3.00

2.60

2.10

1.85

1.50

1.30

1.05

0.85

0.70

0.58

0.46

0.40

Typ.

(A)

Applications

Test Voltage.....................................0.1 V

Reflow Soldering ...230 °C, 50 sec. max.

Operating Temperature

Storage Temperature..-40 °C to +125 °C

Resistance to Soldering Heat

Core .......................................Ferrite DR

Wire ............Enamelled copper wire 130

Terminal.....................................Cu/Ni/Sn

Rated Current

Temperature Rise ..................40 °C max.

Packaging ....................700 pcs. per reel

General Specifications

Materials

Product Dimensions

.....................................-40 °C to +125 °C

...................Ind. drop 10 % typ. at Isat

Input/output of DC/DC converters

Power supplies for:

•

................................260 °C for 10 sec.

Portable communication equipment

Camcorders

LCD TVs

Car radios

TYP.

(.094)

2.4

DIMENSIONS:

330

(.394 ± .012)

(Temperature rise included)

10.0 ± 0.3

(INCHES)

(.177 ± .012)

(.236)

at rated Irms

4.5 ± 0.3

(.394 ± .012)

6.0

10.0 ± 0.3

(.079)

TYP.

2.0

Related parts for SDR1045-102K

SDR1045-102K Summary of contents

Page 1

... SDR1045-331K 330.0 ± 10 SDR1045-471K 470.0 ± 10 SDR1045-681K 680.0 ± 10 SDR1045-102K 1000.0 ± 10 Electrical Schematic *RoHS Directive 2002/95/EC Jan 27 2003 including Annex Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. Features Available in E6 values Current rating to 4.8 amps Mounting height 4 ...

Page 2

... SDR1045 Series - SMD Power Inductors Packaging Specifications 330 2.0 ± 0.5 DIA. (12.99) (.079 ± .020) 21.0 ± 0.8 (.827 ± .031) 13.0 ± 0.5 DIA. (.512 ± .020) 24 (.945) 5.3 (.209) 30.4 (1.20) 13.0 ± 0.5 (.512 ± .020) DIA. ...

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