LCR METER

5.2 ± 0.2

(.205 ± .008)

1.8 ± 0.2

(.071 ± .008)

5.2 ± 0.2

(.205 ± .008)

3.9

(.154)

TYP.

TYP.

1.7

(.067)

TYP.

1.8

(.071)

TYP.

1.7

(.067)

Flux Density Bp-p (gauss)

100

1000

10

100

1000

1 MHz

500 KHz

300 KHz

200 KHz

100 KHz

50 KHz

10000

1

0.1

0.01

Features

Applications

• Portable communication equipment

• Camcorders

• LCD TVs

• Car radios

SRU5018 Series - Shielded SMD Power Inductors

Electrical Specifications

Product Dimensions

Recommended Layout

* 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.

Electrical Schematic

Inductor Connection

**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

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

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

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

(Temperature rise included)

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

Resistance to Soldering Heat

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

General Specifications

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

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

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

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

Temperature Rise

.....................30 °C max. at rated Irms

Packaging.................. 1000 pcs. per reel

Materials

470

Bourns

Part Number

Inductance

@ 100 KHz

Q

Ref.

Test

Freq.

(MHz)

SRF

Min.

(MHz)

RDC

.(m

Ω)

I rms

Max.

(A)

I sat

Typ.

(A)

**K-

Factor

L (µH)

Tol.

(%)

SRU5018-1R0Y

1.0

±30

9

7.96

200

12.5

2.80

2.85

1105

SRU5018-1R5Y

1.5

±30

9

7.96

160

15.5

2.50

2.40

904

SRU5018-2R2Y

2.2

±30

10

7.96

130

20.5

2.30

2.10

765

SRU5018-3R5Y

3.5

±30

9

7.96

90

32.0

2.10

1.70

585

SRU5018-4R7Y

4.7

±30

8.5

7.96

80

36.0

2.00

1.55

524

SRU5018-6R8Y

6.8

±30

7.5

7.96

60

50.0

1.45

1.20

432

SRU5018-100Y

10.0

±30

12

2.52

50

65.0

1.25

1.05

368

SRU5018-150Y

15.0

±30

12

2.52

40

100.0

0.95

0.80

301

SRU5018-220Y

22.0

±30

12

2.52

28

160.0

0.68

0.65

243

SRU5018-330Y

33.0

±30

13

2.52

23

220.0

0.66

0.56

195

SRU5018-470Y

47.0

±30

13

2.52

18

330.0

0.54

0.45

163

SRU5018-680Y

68.0

±30

12

2.52

16

480.0

0.37

0.36

140

SRU5018-101Y

100.0

±30

15

0.796

15

620.0

0.32

0.31

117

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.

DIMENSIONS:

MM

(INCHES)