Linear Integrated Systems Lead-Free / RoHS Fact Sheet

The following is provided to address some of the more commonly asked questions regarding how LIS is meeting customer demand to supply product which is compliant to the RoHS and WEEE Directives.  If you have any questions or need further information, please contact the LIS factory for assistance.

Linear Integrated Systems can supply parts that do not contain the following Banned Substances:

  • Asbestos
  • Azo Compounds
  • Cadmium
  • Cadmium Compounds
  • Chlorinated Paraffins
  • Hexavalent Chromium Compounds
  • Formaldehyde
  • Lead (Pb)
  • Mirex (Perchlordecone)
  • Mercury and Mercury Compounds
  • Organic Tin Compounds (Tributyl Tin & Triphenyl Tin)
  • Ozone Depletion Substances
  • PBB(Polybromobiphenyl)
  • PBDE (Polybromobiphenyl Biphenyls Ethers Category)
  • PCB (Polychlorinated Biphenyls)
  • Polychlorinated Naphthalene

Package Types:

The following packages do not and has never contained any of the above mentioned substances:

  • Bare Die, (Metal Can) TO-18, TO-5, TO-52, TO-71, TO-72, TO-78, TO-99:

The following packages are available in Lead-Free / RoHS versions:


Metal Can Facts:

  • Headers-Nickel with Gold Plating, Cans-100% Nickel

Plastic Package Facts:

  • Plating Material:  Plastic Packages- Matte 100% Tin
  • Material of Lead Frame: Copper 194, or Alloy 42
  • Lead Content of the Plating Material:  Lead Free (Less than 0.1%, 1000ppm by weight)
  • Soldering:  Maximum Temperature=260 Degree C, Maximum Time=20-40 seconds
  • Reflow Profile:  Peak Temperature=260 Degree C, Peak Time=20-40 seconds
  • Acceptable number of Reflows:  3 times
  • Backward Compatibility:  Lead Free packages can be soldered using existing Sn-Pb solder and temperature profiles
  • Forward Compatibility:  Lead Free Packages can be soldered using lead free solders and the appropriate higher temperature profiles
  • Storage Conditions:  Jedec Std. 20, Level 1


Q1:  When does LIS plan to offer Lead Free packaging to its customers?
A1:  LIS has begun offering customers Lead Free packaging for plastic packages as of 1/1/04, per customer request.

Q2:  When does LIS plan to offer RoHS compliant packaging to its customers?
A2:  LIS has begun offering customers RoHS compliant packaging for it plastic packages as of 1/1/05, per customer request.

Q3 :  Will LIS continue to offer Non-Lead Free (contains lead) packaging to its customers?
:  Yes, LIS will continue to offer Non-Lead Free packaging, per customer request.

Q4 :  How do I order Lead Free parts versus Non-Lead Free Parts?
A4:  When ordering, specify "Lead-Free" in your part description on Purchase Orders and Quotations.

Q5 :  How do I order RoHS Compliant Parts versus Non-RoHS Compliant Parts?
A5:  When ordering, specify "RoHS Compliant" in your part description on Purchase Orders and Quotations.

Q6:  How will I be able to identify a Lead-Free / RoHS Compliant Part versus a Non-Lead Free Part / Non RoHS Compliant Part?
A6:  The Lead-Free RoHS Compliant Part will be marked with the letter "F".

Q7:  Are there any additional costs for ordering Lead-Free or RoHS Compliant Parts?
A7:Determined on a case by case basis.

Q8:  What is the LIS policy on Lead-Free implementation?
A8:  LIS will continue to supply requirements for both Lead-Free Parts and Non-Lead Free parts per customer request.

Q9:  What is the LIS policy on RoHS Compliant Part implementation?
:  LIS has begun converting to ROHS Compliant mold compound on all plastic Packages effective 1/1/05.  All parts with date codes prior 1/1/05 are not made of RoHS compliant mold compound.

Ordering Information:

  1. RoHS Compliant (Lead-Free and PBDE-Free) Parts:
    The part description must include the term "RoHS Compliant". Do not include the letter "F", it must state RoHS Compliant.  Purchase Orders that do not specificately state RoHS Compliant will be shipped either "Leaded-Parts"or "RoHS Compliant parts" depending on our inventory.
  2. Leaded (Devices that contain lead) Parts:
    The part description must include the term "Leaded Part".  Purchase Orders that do not specifically state "Leaded Part" will be shipped either "Leaded-Parts" or "RoHS Compliant parts" depending on our inventory.
  3. Disclaimer:
    LIS will not be responsible for accepting the return of any parts that were not ordered correctly by the customer.