5.2 ± 0.2

(.205 ± .008)

2.8 ± 0.2

(.110 ± .008)

5.2 ± 0.2

(.205 ± .008)

3.9

(.154)

TYP.

TYP.

1.7

(.067)

TYP.

1.8

(.071)

TYP.

1.7

(.067)

SRU5028 Series - Shielded SMD Power Inductors

Features

■

Available in E6 series

■

Unit height of 2.8 mm

■

Current up to 3.5 A

■

Lead free

■

RoHS compliant*

Applications

■

Input/output of DC/DC converters

■

Power supplies for:

•

Portable communication equipment

•

Camcorders

•

LCD TVs

•

Car radios

Electrical Specifications

Product Dimensions

Recommended Layout

Electrical Schematic

Inductor Connection

General Specifications

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

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

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

(Temperature rise included)

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

Resistance to Soldering Heat

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

Materials

Core.....................Ferrite DR and RI core

Wire .............................Enameled copper

Base ......................................LCP E4008

Terminal ....................................Ag/Ni/Sn

Rated Current

....................Ind. drop 35 % typ. at Isat

Temperature Rise

......................40 °C max. at rated Irms

Packaging.....................600 pcs. per reel

680

Inductance 100 KHz

Q

Test

SRF

RDC

I rms

I sat

Bourns Part No.

(µH)

Tol. %

Ref.

Frequency

Min.

(mΩ)

Max.

Typ.

(MHz)

(MHz)

(A)

(A)

SRU5028-1R2Y

1.2

± 30

10

7.96

200

16.8

3.50

3.40

SRU5028-2R2Y

2.2

± 30

10

7.96

130

21.0

3.20

2.50

SRU5028-3R3Y

3.3

± 30

10

7.96

90

24.0

2.80

2.10

SRU5028-4R7Y

4.7

± 30

9

7.96

50

32.0

2.20

1.85

SRU5028-6R8Y

6.8

± 30

10

7.96

55

42.0

2.00

1.55

SRU5028-100Y

10.0

± 30

18

2.52

25

63.0

1.80

1.40

SRU5028-150Y

15.0

± 30

18

2.52

23

108.0

1.10

1.00

SRU5028-220Y

22.0

± 30

15

2.52

18

162.0

0.95

0.85

SRU5028-330Y

33.0

± 30

15

2.52

16

203.0

0.80

0.68

SRU5028-470Y

47.0

± 30

13

2.52

13

285.0

0.70

0.62

SRU5028-680Y

68.0

± 30

13

2.52

10

450.0

0.56

0.46

SRU5028-101Y

100.0

± 30

15

0.796

8

625.0

0.47

0.42

DIMENSIONS:

MM

(INCHES)

3.7

(.146)

1.1

(.043)

1.1

(.043)

2.0

(.079)

REF.

REF.

REF.

3.7

(.146)

1.1

(.043)

1.1

(.043)

REF.

REF.

REF.

REF.

2.0

(.079)

REF.

LCR METER

*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.