Product Change Notice (PCN) Date: 06/07/13 PCN Number: PCN-060713_01 To Our Customers: We appreciate your use of CUI products. Our commitment in maintaining and improving processes is demonstrated by plans to enhance our product quality, reliability and manufacturability. The purpose of this notice is to inform you of a product change. Product(s) Affected: VHS1-S5-S5-SIP VGDS1-S5-D5-SIP VHS1-S5-S9-SIP VGDS1-S5-D9-SIP VHS1-S5-S12-SIP VGDS1-S5-D12-SIP VHS1-S5-S15-SIP VGDS1-S5-D15-SIP Reason(s) for Change: We have made improvements to the design to extract better performance from the module. Description of Change: o Frequency has been changed from 250Khz to 40Khz. o Continuous short circuit protection has been added. o The product can now support a wider operating temperature range from -40°C ~105°C. o The efficiency of the product has increased by about 4%. Affected Date Code: 06/07/2013 Product Availability: After 06/07/2013 Additional Information: F-723-001 Date Printed: 1/6/2011 Date Released: 12/18/2001 Revision A Page 1 of 2 PCN Approval: Operations/Quality Allison Johnson Product Marketing Arun Ananthampalayam F-723-001 Date Printed: 1/6/2011 Date Released: 12/18/2001 Revision A Page 2 of 2