Patent ID: 8513786

Claim:
A substrate for an integrated circuit package, comprising: a) an electrically conductive leadframe in a strip format with multiple package sites having a first side and an opposing second side, with each leadframe package site comprising: i. a plurality of lands on said first side; ii. a plurality of electrically isolated routing leads on said second side, each routing lead being electrically connected to one of said plurality of lands; iii. a first recessed portion between said plurality of lands; iv. a second recessed portion between said plurality of routing leads; v. a first bonding compound having a first portion thereof filling said first recessed portion to hold metal features together; vi. a plurality of bonding pads disposed on said plurality of routing leads; and vii. a second bonding compound having a second portion thereof filling at least a portion of the said second recessed portion wherein combination of said first bonding material and said second bonding material hold said metal features in place during assembly processes of die attach, die to substrate interconnection and encapsulation molding.