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EXAMPLE BOARD LAYOUT

4X (

0.2)

(0.35) TYP

(0.35) TYP

(

0.2)

METAL

0.0325 MAX

(

0.2)

SOLDER MASK

OPENING

0.0325 MIN

4221909/B 08/2018

DSBGA - 0.4 mm max height

YKA0004

DIE SIZE BALL GRID ARRAY

NOTES: (continued)

3. Final dimensions may vary due to manufacturing tolerance considerations and also routing constraints.

For more information, see Texas Instruments literature number SNVA009 (www.ti.com/lit/snva009).

SYMM

SYMM

LAND PATTERN EXAMPLE

EXPOSED METAL SHOWN

SCALE:60X

1

2

A

B

NON-SOLDER MASK

DEFINED

SOLDER MASK DETAILS

NOT TO SCALE

SOLDER MASK

OPENING

EXPOSED

METAL

SOLDER MASK

DEFINED

(PREFERRED)

METAL UNDER

SOLDER MASK

EXPOSED

METAL