Notification Letter of MSL 1 Level for TO-268 & TO-263

2025-02-10

■ This is a notification letter to inform you that we are improving our Moisture Sensitivity Level (MSL) to MSL 1 for various IXYS Brand Thyristor & Diode Discrete surface mount packages.
■ Package types includes: TO-263(D2PAK), TO-268(D3PAK)
■ All affected IXYS Brand Thyristors & Diode Discrete surface mount products have been fully qualified following established performance and reliability criteria using alternative EMC (PCN # ESW490-58).
■ Below and succeeding pages summarize the reliability result and change in the packing method.
■ Please, refer to the attached product list in the last pages for detailed affected product coverage.
■ Form, fit, function changes : Updated MSL 1 packing method
■ Effective date : Feb 28th, 2025
■ Replacement products : N/A
■ Last time buy : N/A

Littelfuse

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Part#

POWER DIODE DISCRETEPOWER THYRISTOR DISCRETEThyristorDiode

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PCN/EOL

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TO-263;D2PAK;TO-268;D3PAK;TO-268 (HV)

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Jan 31st, 2025

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Feb 28th, 2025

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