KMP_4000C_B02 Page 1 of 2

4000 Series

Toroidal Surface Mount Inductors

www.murata-ps.com

For full details go to

www.murata-ps.com/rohs

FEATURES

RoHS compliant

3.3μH to 330μH

Surface mount

J-STD-020C reflow

UL94 V-0 package materials

Compact size

Toroidal construction minimizes EMI

Pick & place compatible

Backward compatible with

Sn/Pb soldering systems

PRODUCT OVERVIEW

The 4000 series is a range of surface mount

toroidal inductors designed for use in switching

power supplies and DC/DC converters. The parts

are ideal for applications requiring low profile

compact components in a surface mount package.

SELECTION GUIDE

Order Code

Inductance

Inductance Range

DC Resistance

Nom.

Min. - Max.

Max.

Max.

μH

μH

A

mΩ

403R3C

3.3

2.4-3.9

5.20

17

404R7C

4.7

3.7-6.1

4.40

19

406R8C

6.8

5.3-8.8

3.60

20

40100C

10

7.2-12.0

3.00

23

40150C

15

11.9-19.8

2.40

30

40220C

22

16.2-27.0

2.10

35

40330C

33

24.8-41.4

1.66

54

40470C

47

35.3-58.9

1.42

79

40680C

68

50.3-83.9

1.20

148

40101C

100

74.4-124

0.94

177

40151C

150

115-192

0.76

273

40221C

220

165-275

0.67

405

40331C

330

247-412

0.54

610

ABSOLUTE MAXIMUM RATINGS

Operating free air temperature range

-40°C to 85°C

Storage temperature range

-40°C to 125°C

Peak reflow temperature

245˚C

Pin finish

Pure tin dip

All specifications typical at T

A

=25°C

1 Maximum DC current occurs when either the inductance falls to 75% of its nominal value or when its temperature rise reaches 40°C,

whichever is sooner.

2 For further information, please visit www.murata-ps.com/rohs