Recommended Layout

Electrical Schematic

1.30

(.051)

REF.

REF.

1.20

(.047)

REF.

1.00

(.039)

REF.

1.00

(.039)

REF.

1.20

(.047)

REF.

0.65

(.026)

REF.

2.10

(.083)

REF.

0.65

(.026)

1.24

(.049)

REF.

3.00

(.118)

REF.

TYP.

2.80 ± 0.20

(.110 ± .008)

2.80 ± 0.20

(.110 ± .008)

0.90

(.035)

TYP.

0.90

(.035)

TYP.

0.90

(.035)

1.35 ± 0.15

(.053 ± .006)

A

Features

Applications

• Portable communication equipment

• Camcorders

• LCD TVs

• Car radios

SRU2013 Series - Shielded SMD Power Inductors

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.

Electrical Specifications

Bourns

Part No.

Inductance

100 KHz

Q

Ref.

Test

Freq.

(MHz)

SRF

Typ.

(MHz)

RDC

Max.

(m

Ω)

Irms

Max.

(A)

Isat

Typ.

(A)

Marking

**K-

Factor

(µH)

Tol.

%

SRU2013-1R0Y

1.0

±30

9

7.96

180

65

2.20

1.60

A

2418

SRU2013-2R2Y

2.2

±30

10

7.96

100

120

1.45

0.95

C

1497

SRU2013-3R3Y

3.3

±30

10

7.96

80

135

1.00

0.86

E

1258

SRU2013-4R7Y

4.7

±30

10

7.96

72

220

0.90

0.75

F

1014

SRU2013-6R8Y

6.8

±30

10

7.96

60

330

0.80

0.60

G

898

SRU2013-100Y

10

±30

12

2.52

40

520

0.67

0.45

H

731

SRU2013-150Y

15

±30

12

2.52

30

850

0.46

0.40

I

593

SRU2013-220Y

22

±30

12

2.52

25

880

0.40

0.35

J

484

SRU2013-330Y

33

±30

12

2.52

20

1820

0.30

0.25

K

398

SRU2013-470Y

47

±30

14

2.52

15

2860

0.25

0.23

L

318

General Specifications

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

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

Rated Current

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

Temperature Rise

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

Packaging................. 1,200 pcs. per reel

Materials

Product Dimensions

DIMENSIONS:

MM

(INCHES)

A

Flux Density Bp-p (gauss)

100

10

100

1000

1 MHz

500 KHz

300 KHz

200 KHz

100 KHz

50 KHz

10000

1

0.1

0.01

0.001

**K-Factor: To calculate core flux density, Bp-p (gauss) = K x L(µH) x

Δ I (peak-to-peak ripple current, A),

determine core loss from Core Loss vs. Flux Density plot.

Core Loss vs. Flux Density

* RoHS Directive 2002/95/EC Jan. 27, 2003 including

annex and RoHS Recast 2011/65/EU June 8, 2011.

Specifications are subject to change without notice.

The device characteristics and parameters in this data

sheet can and do vary in different applications and

actual device performance may vary over time.

Users should verify actual device performance in their

specific applications.