IP4085_4385_4386_4387_CX4_1

© NXP B.V. 2009. All rights reserved.

Product data sheet

Rev. 01 — 26 March 2009

12 of 16

NXP Semiconductors

IP4085/4385/4386/4387/CX4

Integrated high-performance ESD-protection diodes

Fig 21. Package outline IP438xCX4/LF (WLCSP4)

References

Outline

version

European

projection

Issue date

IEC

JEDEC

JEITA

IP438xCX4/LF

ip438xcx4_lf_po

08-12-04

Unit

mm

max

nom

min

0.66

0.61

0.56

0.22

0.20

0.18

0.81

0.76

0.71

0.81

0.76

0.71

0.4

0.005

A

Dimensions

WLCSP4: wafer level chip-size package; 4 bumps; 0.76 x 0.76 x 0.61 mm

IP438xCX4/LF

b

0.31

0.26

0.21

DE

e

v

y

0.02

0

0.25

0.5 mm

scale

ball A1

index area

B

A

D

E

C

y

X

detail X

A

b

2

1

A

e

e

A

C

B

∅ v

ball A1

index area

B