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Bourns RoHS Frequently Asked Questions
What does Lead Free mean? Will the parts be marked to indicate RoHS compliance?
Can RoHS compliant products withstand lead free solder processing? How can I tell by the packaging label if the product is RoHS compliant?
Where can I find the material content of the Bourns products? Will product performance change as a result of being RoHS compliant?
How do I order RoHS compliant products? What is the MSL rating for the various products?
Is there a premium for purchasing RoHS compliant products? Is qualification test data available?
Will the lead-bearing terminal devices still be available? How can I contact someone for further information about your products?
When will all of your products be available as RoHS compliant? What is Bourns position on RoHS?
How can I differentiate the RoHS from the non-RoHS products?

Q: What does Lead Free mean?
A: Lead Free is not a requirement of RoHS, and it means "Has zero lead in the product". RoHS requirements for lead are specified as limits of concentration within certain materials and industries. At Bourns the phrase applies only to the terminal finishes of our products. The glass used in the production of cermet elements and certain metal alloys may contain lead. These features are covered by exemptions to the initiatives and are noted on the appropriate Material Declaration Sheets (MDS).
Q: Are the RoHS Compliant products capable of withstanding Lead Free solder processing?
A: Yes. Refer to the data sheet or appropriate processing document for the product of interest for the specific time and temperature profile. Through-hole devices are not capable of processing in reflow environments, but they are able to pass through high temperature wave solder baths. Close attention should be paid to the total profile, including the washing process to eliminate the possibility of infusion or absorption of moisture after soldering.

Q: Where can I find the material content of the Bourns products?
A: The MDS (Material Declaration Sheet) for each product is available for download. Each sheet will have a complete listing of the materials present in the finished product. They may be located by accessing the product tab of interest; scrolling to the bottom of the panel and clicking the appropriate sheet designator. If you are unable to find the sheet you need, send your request to the following link and one will be e-mailed to you:mailto:rohs@bourns.com

Note: MDSs posted are for standard products only. Customers with custom modifications will need to request an MDS on a case by case basis.



Q: How do I order RoHS compliant products?
A: The Material Declaration Sheets (MDS) and the individual data sheets will instruct you on how to order RoHS compliant products. Most Bourns products will use a suffix indicating their compliance. Some Bourns products have always been compliant. In these cases no suffix is required.

Q: Is there a premium for purchasing RoHS compliant products?
A: Currently there is no anticipated pricing premium added to the RoHS compliant devices.

Non-RoHS product pricing may be increased as volume transitions to RoHS versions, for those models where both are currently available.

Q: Will the lead-bearing terminal devices still be available?
A: All products previously containing lead alloys on their terminals will not be available with those coatings. However, all RoHS devices are reverse compatible with the older Sn-Pb soldering processes. If you have specific requirements for Pb content send a message to: rohs@bourns.com. Your inquiry will be routed to the appropriate Product Management Team for action.

Non-RoHS product pricing may be increased as volume transitions to RoHS versions, for those models where both are currently available.



Q: When will all of your products be available as RoHS compliant?
A: Please follow this link to see the roadmap for compliance. Our plan is to make all of our commercial/Industrial products available in RoHS compliant packages. However, the Mil-spec devices contain Sn-Pb plated terminals and will not be available as RoHS compliant. There are commercial/Industrial equivalent packages available if RoHS compliance is required.

Q: How can I differentiate the RoHS from the non-RoHS products?
A: There will be a suffix added to each part number to indicate RoHS compliance. You can determine which suffix is used by product line by reviewing the individual data sheets or the Material Declaration Sheet for that product. Exception: Those products that have always been RoHS compliant. You can review the Material Declaration Sheet to make this determination.

Please also note that many data sheets carry a banner across the product image denoting the product status relative to the RoHS directives.

Q: Will the parts be marked to indicate RoHS compliance?
A: Space permitting, the devices themselves will be marked with the JEDEC based E-Cat code.

Q: How can I tell by the packaging label if the product in the container is RoHS compliant?
A: Please visit the RoHS product tables to see the labeling formats for the various packaging types by product line.

Q: Will the product performance change as a result of becoming RoHS compliant?
A: No performance differences have been noted on any of our products as a result of complying to RoHS directives. You are encouraged to review the individual data sheets prior to ordering any products to ensure compatibility with your application(s).



Q: What is the MSL rating for the various products?
A: TBD

Q: Is qualification test data available?
A: TBD

Q: How can I contact someone for further information about your products?
A: Send your RoHS related inquiry to: rohs@bourns.com. For other non-RoHS technical inquiries send them to: techweb@bourns.com

Q: What is Bourns position on RoHS?
A: Bourns RoHS Position Statement:
Bourns, Inc. has reviewed the requirements and restrictions defined in the European Directive 2002/95/EC of 27 January 2003 on the restriction of the use of certain hazardous substances in electrical and electronic equipment (commonly called "RoHS"). When referring to RoHS compliant products, Bourns has adopted the RoHS definitions, maximum concentration values and exemptions.

Our goal remains to satisfy customers on a global basis while achieving sound growth with products of innovative design, superior quality and exceptional value. We commit ourselves to excellence, to the continuous improvement of our people, technologies, systems, products and services, to industry leadership and to the highest level of integrity.

Our commitment includes offering RoHS compliant products to our customers as well as being sensitive to the impact of our products and operations on the environment.