Features

μH

Applications

- Driver assistant

- Entertainment

- Information

- Lighting

SRR0745A Series - Shielded Power Inductors

Operating Temperature

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

(Temperature rise included)

Storage Temperature

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

Resistance to Solder Heat

............................. +250 °C for 10 sec.

Temperature Rise

.......................40 °C typ. at rated

Inductance drop................... 25 % at Isat

Electrical Specifications @ 25 °C

General Specifications

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

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

Terminal Finish ...................................Sn

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

Materials

Product Dimensions

DIMENSIONS:

MM

(INCHES)

* RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.

** Bourns follows the prevailing definition of “halogen free” in the industry. Bourns considers a product to be

“halogen free” if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine (Cl) content is 900 ppm or less;

and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less.

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.

Asia-Pacific:

Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116

EMEA:

Tel: +36 88 520 390 • Fax: +36 88 520 211

The Americas:

Tel: +1-951 781-5500 • Fax: +1-951 781-5700

www.bourns.com

Recommended Layout

Bourns

Part Number

Inductance @ 1 kHz / 1 V

DCR

(

Ω)

Max.

I rms

(A)

I sat

(A)

L

(µH)

Tol.

(%)

SRR0745A-100M

10

±20

0.052

2.1

2.5

SRR0745A-120M

12

±20

0.062

2.0

2.3

SRR0745A-150M

15

±20

0.075

1.9

2.1

SRR0745A-180M

18

±20

0.09

1.8

1.95

SRR0745A-220M

22

±20

0.096

1.65

1.75

SRR0745A-270M

27

±20

0.13

1.45

1.62

SRR0745A-330M

33

±20

0.15

1.35

1.45

SRR0745A-390M

39

±20

0.19

1.17

1.3

SRR0745A-470M

47

±20

0.21

1.05

1.2

SRR0745A-560M

56

±20

0.24

0.95

1.1

SRR0745A-680M

68

±20

0.3

0.86

0.96

SRR0745A-820M

82

±20

0.4

0.78

0.9

SRR0745A-101M

100

±20

0.45

0.7

0.78

SRR0745A-121M

120

±20

0.55

0.6

0.7

SRR0745A-151M

150

±20

0.76

0.48

0.58

SRR0745A-181M

180

±20

0.82

0.46

0.54

SRR0745A-221M

220

±20

0.95

0.42

0.5

SRR0745A-271M

270

±20

1.2

0.38

0.46

SRR0745A-331M

330

±20

1.5

0.34

0.4

SRR0745A-391M

390

±20

1.85

0.32

0.36

SRR0745A-471M

470

±20

2.2

0.29

0.34

SRR0745A-561M

560

±20

2.6

0.26

0.3

SRR0745A-681M

680

±20

2.8

0.24

0.28

SRR0745A-821M

820

±20

3.5

0.22

0.26

SRR0745A-102M

1000

±20

4.1

0.2

0.24

7.30 ± 0.2

(.287 ± .008)

7.30 ± 0.2

(.287 ± .008)

4.50 ± 0.2

(.177 ± .008)

4.60

(.181)

TYP.

TYP.

2.00

(.079)

2.40

(.094)

1.50

(.059)

1.50

(.059)

4.80

(.189)

Electrical Schematic

How to Order

SRR0745A - 100M

Model

Value Code (see table)