145 Adams Avenue, Hauppauge, NY 11788 USA
Tel: (631) 435-1110 • Fax: (631) 435-1824
For the latest version of Central Semiconductor’s LIMITATIONS AND DAMAGES DISCLAIMER,
which is part of Central’s Standard Terms and Conditions of sale, visit: www.centralsemi.com/terms
OUTSTANDING SUPPORT AND SUPERIOR SERVICES
PRODUCT SUPPORT
Central’s operations team provides the highest level of support to insure product is delivered on-time.
• Supply management (Customer portals) • Custom bar coding for shipments
• Inventory bonding • Custom product packing
• Consolidated shipping options
CONTACT US
Corporate Headquarters & Customer Support Team
Central Semiconductor Corp.
145 Adams Avenue
Hauppauge, NY 11788 USA
Main Tel: (631) 435-1110
Main Fax: (631) 435-1824
Support Team Fax: (631) 435-3388
www.centralsemi.com
Worldwide Field Representatives:
www.centralsemi.com/wwreps
Worldwide Distributors:
www.centralsemi.com/wwdistributors
DESIGNER SUPPORT/SERVICES
Central’s applications engineering team is ready to discuss your design challenges. Just ask.
• Free quick ship samples (2nd day air) • Special wafer diffusions
• Online technical data and parametric search • PbSn plating options
• SPICE models • Package details
• Custom electrical curves • Application notes
• Environmental regulation compliance • Application and design sample kits
• Customer specific screening • Custom product and package development
• Up-screening capabilities
(001)
REQUESTING PRODUCT PLATING
1. If requesting Tin/Lead plated devices, add the suffix “ TIN/LEAD” to the part number when
ordering (example: 2N2222A TIN/LEAD).
2. If requesting Lead (Pb) Free plated devices, add the suffix “ PBFREE” to the part number
when ordering (example: 2N2222A PBFREE).
www.centralsemi.com
PDN01021
2/23/16
8/23/16
http://www.centralsemi.com 2/23/17
Summary:The 1N4448 Series of silicon switching diodes is discontinued and now classified as End of Life (EOL).
Although Central Semiconductor Corp. makes every effort to continue to produce devices that have been proclaimed EOL (End of Life) by
various manufacturers, it is an accepted industry practice to discontinue certain devices when customer demand falls below a minimum
level of sustainability. Accordingly, the following product(s) have been transitioned to End of Life status as part of Central's
Product Management Process. Any replacement product will be noted below. The effective date for placing the last purchase order will
be six(6) months from the date of this notice and twelve(12) months from the notice date for final shipments; this may be extended if
inventory is available.
Central Part Number _________________________Replacement _________________________
1N4446 BK 1N4148 BK
1N4446 TR 1N4148 TR
1N4448 BK 1N4148 BK
1N4448 TR 1N4148 TR
1N4449 BK 1N4148 BK
Central would be happy to assist you by providing additional information or technical data to help locate an alternate source if we
have no replacement available. Please email your requests to engineering@centralsemi.com.
