4

Technical Data

4086

Effective October 2015

MPI4040

High current, high frequency, miniature power inductors

www.eaton.com/elx

Packaging information (mm)

Supplied in tape and reel packaging:

MPI4040R1 = 5500 parts per 13” diameter reel

MPI4040R2 = 4500 parts per 13” diameter reel

MPI4040R3 = 3500 parts per 13” diameter reel

MPI4040R4 = 3000 parts per 13” diameter reel

Dimensions (mm)

Part number

A Max

MPI4040R1-xxx-R

1.2

MPI4040R2-xxx-R

1.5

MPI4040R3-xxx-R

1.8

MPI4040R4-xxx-R

2.0

Soldering surfaces to be coplanar within 0.10 millimeters

PCB tolerances are ±0.1 millimeters unless stated otherwise

Do not route traces or vias underneath the inductor

4.06

±0.25

1

4.45

±0.25

22

2

1

1.3

±0.1

1

1.85

±0.1

4.95

2.30

1.65

A

2.0

+0.2, -0.1

Recommended Pad Layout

Schematic

Part marking: xabcd

x = height: 1 = R1 (1.2mm), 2 = R2 (1.5mm), 3 = R3 (1.85mm), 4 = R4 (2.0mm)

a = Inductance value per the Part marking designator letter code in Product specification table.

b = Bi-weekly date code

c = Last digit of year manufactured

d = Revision level

User Direction of feed

12.0

±0.30

SECTION A-A

4.45

4.8

MPI4040R1=1.30

MPI4040R2=1.60

8.0

1.75

5.5

1.5 dia

1.5 dia.

4.0

2.0

1

2

MPI4040R3=1.95

MPI4040R4=2.1

A

A

.

Discontinued,

Effective

September

15,

2016

or until

inventory

is depleted.

Recommended

replacement

MPI40-V2