November 2, 2011

499 King’s Road, Hong KongTel: (852) 2562 3858, (852) 2564 8477 Fax: (852) 2565 7214, (852) 2563 1290

All specifications are subject to change without notice.

1

2

.510 MAX.

12,95

.138 MAX.

3,50

.370 MAX.

9,40

.300

7,62

.100

2,54

.115

2,92

.290

7,37

.110

2,79

XXX

SUGGESTED PAD LAYOUT

ELECTRICAL SPECIFICATIONS AT 25°C

DCR

I rms (A)

I sat (A)

SRF

Part No.

Inductance (

H)

±20%

(

) Max.

Max. (Note 3)

Max. (Note 2)

(MHz) REF.

DR331-3-103

10

0.11

2.0

2.4

35

DR331-3-153

15

0.15

1.5

2.0

33

DR331-3-223

22

0.23

1.3

1.6

25

DR331-3-333

33

0.30

1.1

1.4

19

DR331-3-473

47

0.39

0.8

1.0

14

DR331-3-683

68

0.66

0.7

0.9

12

DR331-3-104

100

0.84

0.6

0.7

10

DR331-3-154

150

1.20

0.5

0.6

8.0

DR331-3-224

220

1.90

0.4

0.5

6.0

DR331-3-334

330

2.70

0.3

0.4

5.0

DR331-3-474

470

4.00

0.2

0.3

4.0

DR331-3-684

680

5.30

0.1

0.2

3.0

DR331-3-105

1000

8.40

0.05

0.1

2.5

MECHANICAL SPECIFICATIONS

SMD INDUCTOR DR331-3 SERIES

Features



Low Profile Surface Mount Design



Inductance Range from 10µH to 1000µH



Operating Temp. -40°C to +85°C



Tinned Leads with Leaded Solder is Available (note 8)

1

2

SCHEMATIC

NOTES:

1.

Dimensions are shown in inches/millimeters

Unless otherwise specified, tolerance

= Inches: ±0.010

= Millimeters: ±0,25

2.

Isat based on the inductance being 90% of its

initial value

3.

Irms based on temperature rise of 40°C

4.

Tape & Reel Packaging, 1000 pcs / reel.

5.

Inductance tested at 0.1 Vrms @ 100 kHz

6.

Terminal finish is compliant to RoHS

requirements

7.

Solder in accordance with J-STD-002 Rev. D

8.

Non-RoHS series parts 42-331-3-XXX are

finished with leaded solder Sn60Pb40 or

equivalent