SRR4018 Series - Shielded SMD Power Inductors

Features

■

Height of 2.0 mm

■

Current rating up to 2.7 A

■

RoHS compliant*

Applications

■

Input/output of DC/DC converters

■

Power supplies for:

•

Portable communication equipment

•

Camcorders

•

LCD TVs

•

Car radios

Electrical Specifications

Product Dimensions

6R8

4.80 ± 0.20

(.189 ± .008)

4.80 ± 0.20

(.189 ± .008)

1.60

(.063)

TYP.

1.60

(.063)

TYP.

1.60

(.063)

TYP.

1.80 ± 0.20

(.071 ± .008)

General Specifications

Test Voltage .....................0.1 V, 100 KHz

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 Material.................................Ferrite

Wire ............................Enameled Copper

Adhesive..............................Epoxy Resin

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

Rated Current .........Ind. drop of 35 % typ.

at Isat

Temperature Rise .............30 ˚C typ. at Irms

Packaging.....................800 pcs. per reel

Recommended Layout

5.30

(.209)

2.00

(.079)

REF.

1.50

(.059)

REF.

2.00

(.079)

REF.

1.80

(.071)

REF.

REF.

R

Inductance 100 kHz

Q

Test

SRF

DCR

Bourns Part No.

(

µ

µH)

Tol. %

Ref.

Frequency

Typ.

Max.

Irms

Isat

(MHz)

(MHz)

(m

Ω

Ω)

(A)

(A)

SRR4018-1R0Y

1.0

±30

9

7.960

219

35

2.70

2.60

SRR4018-1R8Y

1.8

±30

9

7.960

105

58

2.35

2.20

SRR4018-2R2Y

2.2

±30

8

7.960

90

55

2.10

2.10

SRR4018-2R7Y

2.7

±30

8

7.960

78

60

2.03

1.95

SRR4018-3R3Y

3.3

±30

8

7.960

61

65

1.95

1.80

SRR4018-3R9Y

3.9

±30

8

7.960

60

75

1.82

1.65

SRR4018-4R7Y

4.7

±30

8

7.960

55

82

1.72

1.50

SRR4018-5R6Y

5.6

±30

7

7.960

57

90

1.64

1.25

SRR4018-6R8Y

6.8

±30

8

7.960

49

100

1.50

1.15

SRR4018-8R2Y

8.2

±30

7

7.960

40

135

1.40

1.10

SRR4018-100Y

10

±30

10

2.520

38

150

1.30

1.00

SRR4018-120Y

12

±30

9

2.520

32

170

1.15

0.90

SRR4018-150Y

15

±30

8

2.520

30

220

1.03

0.82

SRR4018-180Y

18

±30

7

2.520

30

280

0.92

0.75

SRR4018-220Y

22

±30

7

2.520

29

300

0.88

0.65

SRR4018-270Y

27

±30

7

2.520

23

370

0.77

0.60

SRR4018-330Y

33

±30

7

2.520

21

420

0.73

0.50

SRR4018-390Y

39

±30

8

2.520

19

540

0.64

0.48

SRR4018-470Y

47

±30

8

2.520

20

600

0.62

0.45

SRR4018-560Y

56

±30

8

2.520

15

820

0.52

0.40

SRR4018-680Y

68

±30

7

2.520

13

860

0.50

0.38

SRR4018-820Y

82

±30

8

2.520

13

1200

0.43

0.32

SRR4018-101Y

100

±30

10

0.796

12

1350

0.40

0.30

SRR4018-121Y

120

±30

11

0.796

10

1950

0.33

0.28

SRR4018-151Y

150

±30

14

0.796

10

2600

0.28

0.26

SRR4018-181Y

180

±30

10

0.796

10

4000

0.18

0.25

DIMENSIONS:

MM

(INCHES)

Inductance vs. Current

101

23

5

7

102

23

5

7

DC Current (mA)

103

104

23

5

7

100

7

5

101

7

5

3

2

102

7

5

3

2

1R0

4R7

100

330

101

*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.