©2016 Littelfuse, Inc.

Specifications are subject to change without notice.

Revision: 01/29/16

Lightning Surge Protection- SP4042 Series

Package Dimensions — µDFN-10

Package

µDFN-10 (2.6x2.6mm)

JEDEC

MO-229

Symbol

Millimeters

Inches

Min

Nom

Max

Min

Nom

Max

A

0.45

0.52

0.55

0.018

0.020

0.022

A3

0.127Ref

0.005 Ref

b

0.17

0.22

0.27

0.006

0.009

0.011

D

2.50

2.60

2.70

0.098

0.102

0.106

D2

2.10

2.15

2.20

0.083

0.085

0.087

E

2.50

2.60

2.70

0.098

0.102

0.106

E2

1.21

1.26

1.31

0.048

0.050

0.052

e

0.50 BSC

0.020 BSC

L

0.35

0.40

0.45

0.014

0.016

0.018

D

E

B

Top View

A

A

Bottom View

0.10 C

b

A3

C

Seating

Plane

Side View

0.10

C B

M

A

0.05 C

e

D2

E2

2X

C

T

B0

K0

P2

D0

E

F

P0

P1

D1

W

5º MAX

A0

5º MAX

User Feeding Direction

Pin 1 Location

Reel Size:7 inches

Symbol

Millimeters

A0

2.82 +/- 0.05

B0

2.82 +/- 0.05

D0

Ø1.50 + 0.10

D1

Ø 0.50 + 0.05

E

1.75 +/- 0.10

F

3.50 +/- 0.05

K0

0.76 +/- 0.05

P0

4.00 +/- 0.10

P1

4.00 +/- 0.10

P2

2.00 +/- 0.05

T

0.25 +/- 0.02

W

8.00 + 0.30 /- 0.10

0.50

0.30

2.23

2.30

Unit: mm

RECOMMENDED SOLDER PAD