1304042-Change-of-TR-Materials-EM351-std

Process Change Notice #1304042
____________________________________________________________________________________________________
User Registration
Register today to create your account on Silabs.com. Your personalized profile allows you to receive technical document
updates, new product announcements, “how-to” and design documents, product change notices (PCN) and other valuable content
available only to registered users. http://www.silabs.com/profile
PCN Date: 4/4/2013
Effective Date: 4/10/2013
Title: Adding test and shipping site, with different tape & reel material (lokreel, cover tape and
carrier tape) for EM351
Originator: KF Lee
Phone: 65 6511 6428
Dept: SM/QA
Customer Contact: Kathy Haggar
Phone: 1-512-532-5261
Dept: Sales
PCN Type:
Datasheet
Foundry
Packing
Product Revision
Assembly
Labeling
Discontinuance
Test
Other
Last Order Date: Not Applicable
PCN Details
Description of Change:
Silicon Labs is adding ASE Chung Li, Taiwan (ASECL) as a test and shipping site for EM351 in addition
to the current site; STATS Chippac Malaysia (SCM). As a result, Silicon Labs is required to use
different packing materials (lokreel, cover tape & carrier tape) for EM351 as per the description
below.
SCM
ASECL
Package
Carrier Tape part #
Carrier Tape part #
48QFN 7X7
R021-0700X
BD0700X0700J
SCM
ASECL
Package
Lokreel part #
Lokreel part #
48QFN 7X7
R021-1462X
43000051P1
SCM
ASECL
Package
Cover tape part #
Cover tape part #
48QFN 7X7
R021-0114B
CP99-133A
Refer to
Appendix A for carrier tape comparison on 48QFN 7X7.
Appendix B for cover tape comparison on 48QFN 7X7.
Appendix C for lokreel comparison on 48QFN 7X7.
Reason for Change:
The new test location will use existing qualified packing materials at ASECL for lokreel, cover tape
& carrier tape.
W7206F1 Process Change Notice Form rev AH
The information contained in this document is PROPRIETARY to Silicon Laboratories, Inc. and shall not be reproduced or used in
part or whole without Silicon Laboratories’ written consent. The document is uncontrolled if printed or electronically saved. Pg 1
Process Change Notice #1304042
____________________________________________________________________________________________________
Impact on Form, Fit, Function, Quality, Reliability:
There is no impact to form, fit, function, quality or reliability of the product. The packing material
does change as described in attached Appendices.
Product Identification:
The following part numbers are affected by this transition
Part number
EM351-RTR
Package
48QFN 7X7
Last Date of Unchanged Product: Not Applicable
Qualification Samples:
Mechanical samples in new packing materials are available upon request.
Samples of parts tested at the new site are also available upon request.
Please contact your Silicon Labs Sales Representative. A list of Silicon Labs Sales Representatives is
available at www.silabs.com
Customer Early Acceptance Sign Off:
Customers may approve early PCN acceptance by completing the information below:
Early Acceptance:
Date:
Name:
Company:
Email your early Acceptance approval to: [email protected]
Qualification Data:
Table 1 below lists the qualification results completed by Silicon Labs at ASECL to ensure that the
testing of EM35x parts at ASECL achieves the same rigorous standard of testing currently applied at
SCM.
Table 1: Qualification Tests for the EM35x Device Family
Qualification
Tests
Results
Test Golden
Units
Test Known Good
Correlation Units
Test Rejected
Correlation Units
Test Qualification
Lot(s)
Pass
Pass
Pass
Pass
See Appendices below for detailed information about the tape & reel material differences.
W7206F1 Process Change Notice Form rev AH
The information contained in this document is PROPRIETARY to Silicon Laboratories, Inc. and shall not be reproduced or used in
part or whole without Silicon Laboratories’ written consent. The document is uncontrolled if printed or electronically saved. Pg 2
Process Change Notice #1304042
____________________________________________________________________________________________________
Embed File(s):
APPENDIX A (carrier tape comparison for 48QFN 7X7)
Critical dimension/package
type
Material
Vendor
Part #
Measurement Unit
SCM
ASECL
Carrier Tape
Cpak
R021-0700X
MM
Carrier Tape
Cpak
BD0700X0700J
MM
MM
Carrier tape width
15.7 - 16.3
16.0 - 16.3
OK
Pocket pitch
11.9 - 12.1
11.9 - 12.1
OK
Rail hole pitch
Pocket position to sprocket
hole
Sprocket hole diameter
Ao
Bo
3.9 - 4.1
3.9 - 4.1
OK
7.4 - 7.6
7.4 - 7.6
OK
1.5 - 1.6
7.15 - 7.35
7.15 - 7.35
1.5 - 1.6
7.15 - 7.35
7.15 - 7.35
OK
OK
OK
Ko
1.0 - 1.2
1.0 - 1.2
OK
Comparison Remarks
SCM carrier drawing for 48QFN 7X7
W7206F1 Process Change Notice Form rev AH
The information contained in this document is PROPRIETARY to Silicon Laboratories, Inc. and shall not be reproduced or used in
part or whole without Silicon Laboratories’ written consent. The document is uncontrolled if printed or electronically saved. Pg 3
Process Change Notice #1304042
____________________________________________________________________________________________________
ASECL carrier drawing for 48QFN 7X7
W7206F1 Process Change Notice Form rev AH
The information contained in this document is PROPRIETARY to Silicon Laboratories, Inc. and shall not be reproduced or used in
part or whole without Silicon Laboratories’ written consent. The document is uncontrolled if printed or electronically saved. Pg 4
Process Change Notice #1304042
____________________________________________________________________________________________________
APPENDIX B (cover tape comparison on 48QFN 7X7)
Critical dimension/package type
SCM
ASECL
Comparison Remarks
Material
Cover Tape
Cover Tape
Vendor
Sumi Carrier
Cpak
Part #
R021-0114B
CP99-133A
Measurement Unit
MM
MM
MM
Width
13.2 - 13.4
13.2 - 13.4
OK
Length
302 Meter
300 Meter
OK
ESD Properties
11
Surface Resistivity (Ohms / SQ)
10
10
11
OK
SCM cover tape drawing
W7206F1 Process Change Notice Form rev AH
The information contained in this document is PROPRIETARY to Silicon Laboratories, Inc. and shall not be reproduced or used in
part or whole without Silicon Laboratories’ written consent. The document is uncontrolled if printed or electronically saved. Pg 5
Process Change Notice #1304042
____________________________________________________________________________________________________
ASECL cover tape drawing
W7206F1 Process Change Notice Form rev AH
The information contained in this document is PROPRIETARY to Silicon Laboratories, Inc. and shall not be reproduced or used in
part or whole without Silicon Laboratories’ written consent. The document is uncontrolled if printed or electronically saved. Pg 6
Process Change Notice #1304042
____________________________________________________________________________________________________
APPENDIX C (lokreel comparison on 48QFN 7X7)
Critical dimension/package type
SCM
Lock Reel
ASECL
Lock Reel
CCD Enterprise
Cpak
R021-1462X
MM
43000051P1
MM
MM
16.4 - 16.6
16.4 - 16.6
OK
15.9 - 19.4
16 - 22.4
Difference 0.1 - 3
(meeting EIA 481 spec.)
Material
Vendor
Part No
Measurement Unit
Reel Hub Width (W1 )
Reel Outer Width (W2 )
Comparison Remarks
ESD Properties
Surface Resistivity (Ohms / SQ)
6
11
10 - 10
6
10 - 10
12
OK
SCM lokreel drawing
W7206F1 Process Change Notice Form rev AH
The information contained in this document is PROPRIETARY to Silicon Laboratories, Inc. and shall not be reproduced or used in
part or whole without Silicon Laboratories’ written consent. The document is uncontrolled if printed or electronically saved. Pg 7
Process Change Notice #1304042
____________________________________________________________________________________________________
ASECL lokreel drawing
W7206F1 Process Change Notice Form rev AH
The information contained in this document is PROPRIETARY to Silicon Laboratories, Inc. and shall not be reproduced or used in
part or whole without Silicon Laboratories’ written consent. The document is uncontrolled if printed or electronically saved. Pg 8
Similar pages