2011-03-25 Fairchild
2011-09-01 Vicor
2009-03-02 PI
2010-03-18 TI
2010-03-11 TI
2013-09-29 Maxim
2010-10-15 NS
2011-04-15 NS
2010-01-14 TI
2012-07-03 Linear
2014-04-09 Panasonic
2020-04-29 Microchip