Trinamic TMC239A-SA User guide

Brand: Trinamic

Model: TMC239A-SA

Type: User guide

This manual is also suitable for

APPLICATION NOTE

Download newest version at: www.trinamic.com

AN005n: IC Package / PCB Footprint Guidelines - SO28

Document Revision V2.11 •2021-Dec-09

This application note is meant to be a practical guideline for a speciﬁc TRINAMIC IC package and

its PCB footprint. The document covers package dimensions, example footprint and general infor-

mation on PCB footprints.

Contents

1 Figures Index 1

2 Tables Index 1

3 Overview 2

4 SO 28 Package Details 2

4.1 SO 28 .................................................... 2

4.2 Dimensions ................................................ 2

4.3 Land Pattern ................................................ 4

5 General PCB Footprint and Packaging Information Resources 4

5.1 Tape & reel ................................................. 4

5.2 Reel Box .................................................. 5

6 Disclaimer 6

7 Revision History 6

1 Figures Index

1 SO28 3D example ............ 2

2 SO28 package outline drawings .... 2

3 SO28 example land patterns ..... 4

4 Quadrant assignment within the tape 4

5 Tape diagram .............. 4

6 Reel diagram ............... 5

7 Box for reel with dimensions ..... 5

2 Tables Index

1 SO28 dimensions ............ 3

2 Dimensions and properties of Tape

and Reel ................. 5

3 Document Revision ........... 6

AN005n: IC Package / PCB Footprint Guidelines - SO28 •Application Note •Document Revision V2.11 •2021-Dec-09 2/6

3 Overview

This application note is meant to be a practical guideline for a speciﬁc TRINAMIC IC package and its PCB

footprint. The document covers package dimensions, example footprint and general information on PCB

footprints with their packaging as well.

4 SO 28 Package Details

4.1 SO 28

Figure 1: SO28 3D example

4.2 Dimensions

Figure 2: SO28 package outline drawings

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AN005n: IC Package / PCB Footprint Guidelines - SO28 •Application Note •Document Revision V2.11 •2021-Dec-09 3/6

Table 1: SO28 dimensions

Symbol Dimensions in MILLIMETERS Dimensions in INCHES

Min Typ Max Min Typ Max

A2.35 – 2.65 0.0926 – 0.1043

A1 0.1 – 0.3 0.004 – 0.0118

b0.33 – 0.51 0.013 – 0.02

C0.23 – 0.32 0.0091 – 0.0125

D17.7 – 18.1 0.6969 – 0.7125

E1 7.4 – 7.6 0.2914 – 0.2992

E10.0 – 10.65 0.394 – 0.419

e1.27 BSC 0.05 BSC

L0.4 – 1.27 0.016 – 0.05

h0.25 – 0.75 0.01 – 0.29

Θ0◦– 8◦0◦– 8◦

aaa 0.25 0.01

bbb 0.25 0.01

ccc 0.1 0.004

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AN005n: IC Package / PCB Footprint Guidelines - SO28 •Application Note •Document Revision V2.11 •2021-Dec-09 4/6

4.3 Land Pattern

Figure 3: SO28 example land patterns (unit: mm)

5 General PCB Footprint and Packaging Information Resources

These guidelines and information are proposals and suggestions as they are proven and work well with

TRINAMIC modules. Some ICs are available in Tape & Reel and in IC trays.

5.1 Tape & reel

Tape & Reel are dependent on the package and will have the following dimensions like shown in Table 2.

Figure 4: Quadrant assignment within the tape

Figure 5: Tape diagram. The pin1 orientation of a IC is in the upper left (Q1).

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AN005n: IC Package / PCB Footprint Guidelines - SO28 •Application Note •Document Revision V2.11 •2021-Dec-09 5/6

Figure 6: Reel diagram

Table 2: Dimensions and properties of Tape (left) and Reel (right) (unit: mm)

K0 P1 A0 B0 W Cover Tape width Tape Mat. W1 Reel dia. Reel Hub dia. Color

3.2 12 10.9 18.3 24 21.3 PS 24 330 100 blue

5.2 Reel Box

A reel is packed in boxes like shown in the following ﬁgure 7.

Figure 7: Box for reel with dimensions (unit: mm).

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AN005n: IC Package / PCB Footprint Guidelines - SO28 •Application Note •Document Revision V2.11 •2021-Dec-09 6/6

6 Disclaimer

TRINAMIC Motion Control GmbH & Co. KG does not authorize or warrant any of its products for use in life

support systems, without the speciﬁc written consent of TRINAMIC Motion Control GmbH & Co. KG. Life

support systems are equipment intended to support or sustain life, and whose failure to perform, when

properly used in accordance with instructions provided, can be reasonably expected to result in personal

injury or death.

Information given in this application note is believed to be accurate and reliable. However, no responsi-

bility is assumed for the consequences of its use nor for any infringement of patents or other rights of

third parties that may result from its use.

Speciﬁcations are subject to change without notice.

All trademarks used are property of their respective owners.

7 Revision History

Table 3: Document Revision

Version Date Author Description

V1.00 20.05.2017 SK V1.00 release version

V2.00 02.07.2021 FV Added Tray and Reel information. Removed outdated notes.

V2.10 30.07.2021 FV Added boxes for Tray and Reel.

V2.11 09.12.2021 FV Changed logo to ADI Trinamic.

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Download newest version at www.trinamic.com

Trinamic TMC239A-SA User guide

Brand: Trinamic

Model: TMC239A-SA

Type: User guide

This manual is also suitable for

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