LTC2641CDD-12 LTC2641CDD-12#PBF LTC2641CDD-12#TRPBF LTC2641CDD-12PBF LTC2641CDD-14#PBF LTC2641CDD-14#TRPBF LTC2641CDD-14PBF LTC2641CDD-16#PBF LTC2641CDD-16#TRPBF LTC2641CDD-16/I