7.2 Recommended Minimum PCB Layout

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EXAMPLE BOARD LAYOUT

2X (0.25)

2X (0.15)

0.05 MIN

ALL AROUND

TYP

(0.4)

(0.35)

(0.15)

(0.5)

(0.175)

(R

) TYP

0.05

4222304/A 09/2015

PicoStar

- 0.35 mm max height

YJM0003A

PicoStar

PKG

1

2

SYMM

LAND PATTERN EXAMPLE

SOLDER MASK DEFINED

SCALE:50X

3

SOLDER MASK

OPENING

TYP

METAL UNDER

SOLDER MASK

TYP

NOTES: (continued)

4. For more information, see Texas Instruments literature number SLUA271 (www.ti.com/lit/slua271).

TM

TM

A.

All dimensions are in millimeters.

B.

For more information, see FemtoFET Surface Mount Guide (SLRA003D).

7.3 Recommended Stencil Pattern

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EXAMPLE STENCIL DESIGN

2X (0.15)

(0.4)

2X (0.25)

2X (0.2)

(0.4)

(0.5)

(0.15)

(R

) TYP

0.05

(0.175)

4222304/A 09/2015

PicoStar

- 0.35 mm max height

YJM0003A

PicoStar

NOTES: (continued)

5. Laser cutting apertures with trapezoidal walls and rounded corners may offer better paste release. IPC-7525 may have alternate

design recommendations.

TM

TM

SOLDER PASTE EXAMPLE

ON 0.075 - 0.1 mm THICK STENCIL

SCALE:50X

PKG

1

2

SYMM

3

2X SOLDER MASK EDGE

A.

All dimensions are in millimeters.

CSD15380F3

SLPS579B – MAY 2016 – REVISED FEBRUARY 2022

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8

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