Recommended Layout

Schematic

25

75

125

175

225

275

0

50

100

150

200

250

300

Time (Seconds)

120 -150 seconds

60 seconds

maximum

260 °C peak

190°C

150 °C

220 °C

Ramp Down

5 °C/second

<1> 255 °C

<1> Maximum of 10 seconds

between +255 °C and +260 °C

Ramp Up

4 °C/second maximum

10 seconds minimum

6.86

(0.270)

4.06

(0.160)

1.4

(0.055)

1.4

(0.055)

3.56

(0.140)

REF.

Soldering Profile

Features

μH

Applications

• Portable communication equipment

• Laptop computers

• Camcorders, HDTV, car audio systems

SRE6603 Series - Shielded SMD Power Inductors

*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.

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

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

Operating Temperature

............................... -25 °C to +105 °C

(Temperature rise included)

Storage Temperature

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

Resistance to Soldering Heat

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

Electrical Characteristics

Bourns Part No.

Inductance

@ 100 KHz

L (

μH) ±20 %

Q

(Ref.)

Test

Frequency

(KHz)

SRF

(MHz)

Typ.

DCR

(

Ω)

Max.

I rms

(A)

I sat

(A)

SRE6603-1R0M

1.0

30

200

250

0.040

3.0

1.4

SRE6603-1R5M

1.5

30

200

125

0.045

2.8

0.93

SRE6603-2R2M

2.2

40

200

120

0.05

1.8

0.92

SRE6603-3R3M

3.3

40

200

120

0.055

1.6

0.75

SRE6603-4R7M

4.7

40

200

105

0.06

1.4

0.58

SRE6603-6R8M

6.8

40

200

50

0.065

1.2

0.58

SRE6603-100M

10

40

200

38

0.075

1.0

0.37

SRE6603-150M

15

40

100

33

0.09

0.80

0.31

SRE6603-220M

22

40

100

25

0.11

0.70

0.30

SRE6603-330M

33

40

100

20

0.19

0.60

0.24

SRE6603-470M

47

40

100

20

0.23

0.50

0.24

SRE6603-680M

68

40

100

15

0.29

0.40

0.17

SRE6603-101M

100

40

100

10

0.48

0.30

0.13

SRE6603-151M

150

40

100

9

0.59

0.26

0.10

SRE6603-221M

220

40

100

6

0.77

0.22

0.10

SRE6603-331M

330

40

100

5

1.4

0.20

0.07

SRE6603-471M

470

40

100

4

1.8

0.19

0.06

SRE6603-681M

680

40

100

3

2.2

0.18

0.055

SRE6603-102M

1000

40

100

2

3.4

0.15

0.045

SRE6603-152M

1500

50

100

2

4.2

0.12

0.035

SRE6603-222M

2200

50

100

2

8.5

0.10

0.028

SRE6603-332M

3300

50

100

1

11

0.08

0.024

SRE6603-472M

4700

50

100

1

13.9

0.06

0.021

SRE6603-682M

6800

50

100

1

25

0.04

0.019

SRE6603-103M

10,0000

50

100

0.8

32.8

0.02

0.017

General Specifications

Core..............................................Ferrite

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

Base ......................................... Ceramic

Adhesive.............................. Epoxy resin

Terminal ................................... Ag/Ni/Au

Rated Current

..............Ind. drop of 30 % typ. at Isat

Temperature Rise .. 40 °C typical at Irms

Packaging.....2000 pcs. per 13-inch reel

Materials

Product Dimensions

DIMENSIONS:

MM

(INCHES)

4.32 ± 0.3

(0.170 ± 0.012)

3.90 ± 0.3

(0.154 ± 0.012)

6.60

(0.260)

MAX.

1.02 ± 0.2

(0.040 ± 0.008)

4.45

(0.175)

MAX.

2.92

(0.115)

MAX.

1.27 ± 0.2

(0.050 ± 0.008)