USBType-C_ComplianceDocument_rev_2_0_April_29

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Compliance Document Revision 2.0

April 29, 2020

This is an unapproved USB-IF Newark Mechanical Group Draft, subject to change.

Universal Serial Bus

Type-C Connectors

and Cable Assemblies

Compliance Document

Revision 2.0

April 29, 2020

- 2 -

Compliance Document Revision 2.0

April 29, 2020

This is an unapproved USB-IF Newark Mechanical Group Draft, subject to change.

Please send comments via electronic mail to techadmin@usb.org

INTELLECTUAL PROPERTY DISCLAIMER

TO THE EXTENT OF ITS APPLICABLE RIGHTS, USB-IF HEREBY GRANTS A LICENSE TO

REPRODUCE THIS SPECIFICATION FOR INTERNAL USE ONLY. NO OTHER LICENSE,

EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, IS GRANTED OR INTENDED HEREBY.

USB-IF MEMBERS AND OTHER COMPANIES PARTICIPATED IN THE DRAFTING OF THIS

SPECIFICATION. CERTAIN OF THESE COMPANIES MAY HAVE ENTERED INTO AN

AGREEMENT TO LICENSE INTELLECTUAL PROPERTY RIGHTS RELATING TO

IMPLEMENTATION OR OTHER USE OF THIS SPECIFICATION, BUT SOME MAY NOT HAVE

ENTERED INTO SUCH AN AGREEMENT; AND ALL PERSONS AND COMPANIES

IMPLEMENT OR OTHERWISE USE THIS SPECIFICATION AT THEIR OWN RISK.

USB-IF AND THE AUTHORS OF THIS SPECIFICATION EXPRESSLY DISCLAIM ALL

LIABILITY FOR INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS RELATING TO

IMPLEMENTATION OR OTHER USE OF INFORMATION IN THIS SPECIFICATION. USB-IF

AND THE AUTHORS OF THIS SPECIFICATION ALSO DO NOT WARRANT OR REPRESENT

THAT ANY IMPLEMENTATION OR USE WILL NOT INFRINGE THE INTELLECTUAL

PROPERTY RIGHTS OF OTHERS.

THIS SPECIFICATION IS PROVIDED “AS IS” AND WITH NO WARRANTIES, EXPRESS OR

IMPLIED, STATUTORY OR OTHERWISE. ALL WARRANTIES ARE EXPRESSLY DISCLAIMED.

USB-IF, ITS MEMBERS, AND THE AUTHORS OF THIS SPECIFICATION PROVIDE NO

WARRANTY OF MERCHANTABILITY, NO WARRANTY OF NON-INFRINGEMENT, NO

WARRANTY OF FITNESS FOR ANY PARTICULAR PURPOSE, AND NO WARRANTY ARISING

OUT OF ANY PROPOSAL, SPECIFICATION, OR SAMPLE.

IN NO EVENT WILL USB-IF, ITS MEMBERS, OR THE AUTHORS BE LIABLE TO ANOTHER

FOR THE COST OF PROCURING SUBSTITUTE GOODS OR SERVICES, LOST PROFITS, LOSS

OF USE, LOSS OF DATA OR ANY INCIDENTAL, CONSEQUENTIAL, INDIRECT, OR SPECIAL

DAMAGES, WHETHER UNDER CONTRACT, TORT, WARRANTY, OR OTHERWISE, ARISING

IN ANY WAY OUT OF THE USE OF THIS SPECIFICATION, WHETHER OR NOT SUCH PARTY

HAD ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.

All product names are trademarks, registered trademarks, or service marks of their respective

owners.

- 3 -

Compliance Document Revision 2.0

April 29, 2020

This is an unapproved USB-IF Newark Mechanical Group Draft, subject to change.

CONTENTS

Revision History ..................................................................................................................... 7

Contributors ........................................................................................................................... 7

1 Introduction .................................................................................................................... 10

1.1 Purpose ................................................................................................................ 10

1.2 Scope ................................................................................................................... 10

1.3 Related Documents ............................................................................................... 10

1.4 Terms and Abbreviations ...................................................................................... 11

2 Overview ........................................................................................................................ 13

3 USB Type-C Compliance Requirements ......................................................................... 13

4 Acceptance Criteria, Test Methods and Test Procedures ............................................... 24

4.1 Integrators List (IL) ............................................................................................... 24

4.2 USB Logo Usage .................................................................................................. 24

4.3 Compliance Test Report ........................................................................................ 24

4.4 Connector and Cable Assembly Physical Certification ........................................... 24

4.5 General Information .............................................................................................. 25

4.5.1 Test Fixtures ............................................................................................. 25

4.5.2 Mated Pairs ............................................................................................... 25

4.5.3 Before Testing........................................................................................... 25

4.5.4 EIA Test Procedures ................................................................................. 25

4.5.5 Test Sequences ........................................................................................ 25

4.6 Sample Selection .................................................................................................. 25

4.7 USB Type-C Compliance Testing Interval ............................................................. 26

4.8 Primary Qualification Approval Testing .................................................................. 27

4.9 Sustaining Qualification Approval Testing ............................................................. 27

4.10 Compliance Test Sequences ................................................................................. 27

4.10.1 Inspection (EIA 364-18) Visual and Dimensional Inspection and Test

Group B-5 Critical Dimension Inspection ................................................... 28

4.10.2 Test Groups A ........................................................................................... 29

4.10.3 Test Groups B ........................................................................................... 37

5 Certification Acceptance and Submission ....................................................................... 46

5.1 Compliance Test Report ........................................................................................ 46

5.2 Listing, Authorization and Notification ................................................................... 46

5.2.1 Listing ....................................................................................................... 46

5.2.2 Authorization to use Certified USB Logo(s) and USB Trident Logo(s) ........ 46

5.2.3 Notification ................................................................................................ 46

Appendicies .......................................................................................................................... 47

A Testing by Similarity – General Guidelines ..................................................................... 47

B Critical Dimensions ........................................................................................................ 48

B.1 USB Full-Featured Type-C Plug ............................................................................ 48

B.2 USB 2.0 Type-C Plug and USB Type-C Power-Only Plug ...................................... 50

B.3 Single Screw USB Type-C Locking Plug Additional Dimensional Requirements ..... 52

B.4 Dual Screw USB Type-C Locking Plug Additional Dimensional Requirements ....... 53

B.5 USB Type-C Receptacle ....................................................................................... 53

C Current Rating Test ........................................................................................................ 57

D 4-Axis Continuity Test .................................................................................................... 60

E Wrenching Strength Test ................................................................................................ 62

- 4 -

Compliance Document Revision 2.0

April 29, 2020

This is an unapproved USB-IF Newark Mechanical Group Draft, subject to change.

Type-C Cable Assemblies Signal Integrity Test Fixtures ................................................. 66

F.1 Type-C High Speed Test Card .............................................................................. 66

F.2 Type-C Low Speed Test Card ............................................................................... 68

F.3 Legacy USB Test Cards ........................................................................................ 69

F.4 Calibration Card .................................................................................................... 70

F.5 Fixture Design Guidelines ..................................................................................... 71

G Type-C Mated Connector Signal Integrity Compliance Test Card Design ........................ 73

G.1 Type-C High Speed Plug Test Card ...................................................................... 73

G.2 USB4 Type-C High Speed Receptacle Test Card .................................................. 74

H USB Type-C Cable Assemblies and Mated Connector Signal Integrity Compliance

Test Procedures ............................................................................................................. 78

H.1 Reference Equipment ............................................................................................ 78

H.2 Reference Equipment Setup ................................................................................. 78

H.3 SuperSpeed and USB4 Gen3 Signal Measurements ............................................. 78

H.4 USB 2.0 D+/D- Signal Measurements .................................................................... 79

H.5 Low Speed Signal Measurements ......................................................................... 80

H.6 Test Fixture Calibration ......................................................................................... 82

I Type-C Cable Assemblies Shielding Effectiveness Fixture ............................................. 83

I.1.1 General Board Design Guideline ............................................................... 84

I.1.2 SMA (Launch Point) Design Guideline ....................................................... 84

I.1.3 Miscellaneous Design Guidelines .............................................................. 84

J Type-C Cable Assemblies Shielding Effectiveness Measurement ................................... 85

- 5 -

Compliance Document Revision 2.0

April 29, 2020

This is an unapproved USB-IF Newark Mechanical Group Draft, subject to change.

FIGURES

Figure 4-1 Typical Contact Resistance Measurement ............................................................................... 36

Figure 4-2 Typical Contact Resistance Measurement ............................................................................... 44

Figure B-1 USB Full-Featured Type-C Plug .............................................................................................. 48

Figure B-2 USB 2.0 Type-C Plug and USB Type-C Power-Only Plug ...................................................... 50

Figure B-3 Single Screw USB Type-C Locking Plug and Mating Capability Requirement ........................ 52

Figure B-4 Dual Screw USB Type-C Locking Plug and Mating Capability Requirement .......................... 53

Figure B-5 USB Type-C Receptacle Using SECTION A-A ........................................................................ 54

Figure B-6 USB Type-C Receptacle ALTERNATE SECTION A-A ............................................................ 55

Figure C-1 Temperature Measurement Points .......................................................................................... 58

Figure C-2 Example Current Rating Test Fixture Trace Configuration- VBUS Trace Length is limited

to 30 mm Max .......................................................................................................................... 59

Figure D-1 Example of 4-AxIs Continuity Test Fixture ............................................................................... 61

Figure E-1 Reference Wrenching Strength Plug Component Part Test Fixture ........................................ 64

Figure E-2 Reference Wrenching Strength Plug Commponent Part Test Fixture ..................................... 65

Figure E-3 Reference Wrenching Strength Continuity Test Fixture .......................................................... 65

Figure E-4 Example of Wrenching Strength Test Mechanical Failure Point .............................................. 65

Figure F-1 Signal connections for high speed signal integrity test fixture ................................................. 66

Figure F-2 Test fixture with PCB tongue as mating interface .................................................................... 67

Figure F-3 Example of a pad design to lift the plug RFI finger off PCB ..................................................... 67

Figure F-4 Metal shell to enclose the PCB tongue .................................................................................... 68

Figure F-5 Signal connections for low speed signal integrity test fixture ................................................... 68

Figure F-6 USB 3.1 standard-A receptacle card ........................................................................................ 69

Figure F-7 USB 3.1 standard-A plug card .................................................................................................. 70

Figure F-8 USB 3.1 Standard B receptacle card ....................................................................................... 70

Figure F-9 Calibration card ........................................................................................................................ 71

Figure G-1 Plug test card reference design ............................................................................................... 74

Figure G-2 Signal connections for receptacle test card ............................................................................. 75

Figure G-3 Dual-row SMT receptacle footprint and via placement ............................................................ 75

Figure G-4 Hybrid receptacle footprint and via placement ........................................................................ 76

Figure G-5 Bracket for USB4 mated connector test board ........................................................................ 77

Figure G-6 USB4 receptacle test card reference design and mounting holes dimensions ....................... 77

Figure H-1 Type-C connector crosstalk pairs ............................................................................................ 79

Figure H-2 Lumped RLC circuit model for VBUS line ................................................................................ 80

Figure H-3 Lumped RLC circuit model for VBUS line coupled with a low speed line (e.g., CC) ............... 81

Figure I-1 Cable Shielding Effectiveness Measurement Setup ................................................................. 83

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