IP Library Granted Patent US 8,415,778
Granted Patent B2
US 8,415,778 · App. 13/215,131 · Granted Apr 9, 2013

Non-leaded integrated circuit package system with multiple ground sites

Inventors: Jeffrey D. Punzalan (Singapore, SG); Byung Tai Do (Singapore, SG); Henry D. Bathan (Singapore, SG); Zigmund Ramirez Camacho (Singapore, SG)
Assignee: STATS ChipPAC Ltd.
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Quick Facts
Patent No.
US 8,415,778
App. No.
13/215,131
Granted
Apr 9, 2013
Kind
B2
Abstract

A non-leaded integrated circuit package system includes: a die paddle of a lead frame; a dual row of terminals including an outer terminal and an inner terminal; and an inner terminal and an adjacent inner terminal to form a fused lead.

Claims (22)

1. A non-leaded intergrated circuit package system comprising:

a die paddle of a lead frame;

a dual row of terminals including a set of outer terminal and a set of inner terminals, wherein the set of outer terminals and the set of inner terminals have a staggered configuration; and

wherein the set of inner terminals includes:

first inner terminal;

a second inner terminal, the second inner terminal adjacent the first inner terminal;

wherein the first inner terminal and the second inner terminal are depopulated to form a first fused lead; and

wherein the first fused lead to be connected to a first ground plane of a printed circuit board; and

wherein the set of outer terminals and the set of inner terminals to be connected to a second ground plane of the printed circuit board, the second ground plane being different than the first ground plane.

2. The system as claimed in claim 1 further comprising an extension from the first fused lead to an edge of the dual row of terminals and next to the set of outer terminals.

3. The system as claimed in claim 1 further comprising:

an extension from the first fused lead to an edge of the dual row of terminals and next to the set of outer terminals; and

a paddle interconnect between the first fused lead and the die paddle.

4. The system as claimed in claim 1 wherein

the first fused lead is formed along at least one of a first side and a third side of the lead frame; and

wherein the set of inner terminals further includes:

a third inner terminal;

a fourth inner terminal, the fourth inner terminal adjacent the third inner terminal;

wherein the fourth inner terminal and the third inner terminal are depopulated to form a second fused lead; and

wherein the second fused lead is formed along at least one of a second side and a fourth side of the lead frame.

5. The system as claimed in claim 1 further comprising an encapsulant for encapsulating the die paddle, the first fused lead, the set of outer terminal, and the set of inner terminals.

6. The system as claimed in claim 1 wherein the first fused lead can be configured as a ground shield for the at least one of the first inner terminal and the second inner terminal.

Assignments (4)
CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE'S NAME ON THE COVER SHEET FROM STATS CHIPPAC PTE. LTE. TO STATS CHIPPAC PTE. LTD. PREVIOUSLY RECORDED ON REEL 038378 FRAME 0244. ASSIGNOR(S) HEREBY CONFIRMS THE CHANGE OF NAME. Recorded Aug 31, 2023
From: STATS CHIPPAC LTD.
To: STATS CHIPPAC PTE. LTD.
Reel/Frame 065239/0786 →
RELEASE OF SECURITY INTEREST Recorded Jun 5, 2020
From: CITICORP INTERNATIONAL LIMITED, AS COMMON SECURITY AGENT
To: STATS CHIPPAC, INC.; STATS CHIPPAC PTE. LTD. FORMERLY KNOWN AS STATS CHIPPAC LTD.
Reel/Frame 052850/0237 →
CHANGE OF NAME Recorded Apr 7, 2016
From: STATS CHIPPAC LTD.
To: STATS CHIPPAC PTE. LTE.
Reel/Frame 038378/0244 →
SECURITY INTEREST Recorded Aug 6, 2015
From: STATS CHIPPAC, INC.; STATS CHIPPAC LTD.
To: CITICORP INTERNATIONAL LIMITED, AS COMMON SECURITY AGENT
Reel/Frame 036288/0748 →
Continuity (2)
Division 11276684 · Mar 10, 2006
Related Publication 20110298108A1 · Dec 8, 2011