●EXTENT OF CHANGE:
■Replacement of supplied transistor and varactor diode based on discontinuation of supply with alternate, qualified components.
■Change of internal component values to optimize replacement parts
●REASON FOR CHANGE:
■Obsolescence of supplied components
●EFFECTIVE DATE OF CHANGE:
■Pending stock depletion. last date code of old design DC 1742

Brand of Product：	Mini-Circuits
Part#：	ROS-3000-619+ More Part#
Product Category：	transistor 、 varactor diode More
Application：	More
Data Type：	PCN/EOL More
Safety & Environment Standards：	More
Operating Temperature：	Please see the document for details
Qualification Grade：	More
Qualification Approval：	More
Package：
Language：	English Chinese Chinese and English Japanese
Date of Creation：	April 26, 2018
Version Number：	Rev.: A
Data Encoding：	18-047
Data Size：	802 KB