Product Change Notice Notice: #140620 Change to Specifications (reference PCN 140403) Date: June 20, 2014 To Our Valued Customer: We appreciate your use of VI Chip products. Our commitment to customer satisfaction is demonstrated by our notification to you of the following change. Description: The full size BCM and VTM products listed below have new specifications, which have been updated in the identified data sheet revisions. Products Affected: Data Sheet Changes Products Version Previous Previous New B048F060T24 B048F060M24 B048T060T24 3.2 3.3 Specification(s) Efficiency at Half Load (%) 94.8 Efficiency at Full Load (%) 94.0 Min Load Regulation ROUT (mOhm) Typ New Max Min Typ Max 94.0 94.6 6.0 93.5 7.09 93.9 7.5 8.1 B048T060M24 V048F060T040 V048F060M040 V048T060T040 3.4 3.5 Efficiency at Half Load (%) 94.8 Efficiency at Full Load (%) 94.0 Load Regulation ROUT (mOhm) 94.0 94.6 6.0 93.5 7.09 94.0 7.5 8.1 V048T060M040 B048F080T24 B048F080M24 B048T080T24 2.7 2.8 Efficiency at Half Load (%) 94.5 96.0 94.0 94.3 Efficiency at Full Load (%) 94.6 95.8 94.0 94.7 No Load Power Dissipation (W) 6.0 7.0 B048T080M24 V048F080T030 V048F080M030 V048T080T030 2.8 2.9 4.9 2.9 Efficiency at Half Load (%) 94.5 96.0 94.0 94.3 Efficiency at Full Load (%) 94.6 95.8 94.0 94.7 No Load Power Dissipation (W) 3.2 6.0 5.1 7.0 5.0 No Load Power Dissipation (W) 3.1 4.1 4.1 5.0 3.0 No Load Power Dissipation (W) 3.1 4.1 4.1 5.0 V048T080M030 B048F096T24 B048F096M24 B048T096T24 B048T096M24 V048F096T025 V048F096M025 V048T096T025 V048T096M025 VIZ0078 Vicor, 25 Frontage Road, Andover MA01810, Tel: (978) 470-2900, FAX: (978) 475-6715 p1/2 Schedule / Date codes: The change in specification is effective on products with date code 1425 (June 16, 2014) or later. Data sheets are updated and available at www.vicorpower.com. Actions Required: Customers should review data sheets for specification changes, and contact applications with any questions. Technical Marketing contact: Ian Mazsa [email protected] 978-749-3247 Vicor, 25 Frontage Road, Andover MA01810, Tel: (978) 470-2900, FAX: (978) 475-6715 p2/2