Semiconductor module having a tab pin with no tie bar

Patent metadata

Field	Value
Publication number	US-9793034-B2
Application number	US-201514625983-A
Country	US
Kind code	B2
Filing date	Feb 19, 2015
Priority date	Jun 24, 2014
Publication date	Oct 17, 2017
Grant date	Oct 17, 2017

Abstract

A semiconductor module includes a printed circuit board including an integrated circuit chip, connecting terminals at an edge of the printed circuit board, and signal lines respectively connecting electrical connection pads of the integrated circuit chip to the connecting terminals. The connecting terminals are plated using via-holes of the printed circuit board respectively connected to the signal lines.

First claim

What is claimed is:

1. A semiconductor module, comprising:
a printed circuit board including an integrated circuit chip;
connecting terminals at an edge of the printed circuit board; and
signal lines in an interior layer of the printed circuit board, the signal lines respectively connecting electrical connection pads of the integrated circuit chip to the connecting terminals, wherein the connecting terminals are plated by via-holes of the printed circuit board respectively connected to the signal lines and wherein the via-holes are connected to termination resistors and the termination resistors are respectively connected to signal pins of the integrated circuit chip.

2. The semiconductor module as claimed in claim 1 , wherein the connecting terminals are plated through plating lines connected to the via-holes of the printed circuit board.

3. The semiconductor module as claimed in claim 2 , wherein the plating lines extend to another edge of the printed circuit board where the connecting terminals are disposed.

4. The semiconductor module as claimed in claim 2 , wherein the plating lines are in an outer layer of the printed circuit board.

5. The semiconductor module as claimed in claim 2 , wherein the plating lines are in an inner layer of the printed circuit board.

6. The semiconductor module as claimed in claim 1 , wherein each of the via-holes is adjacent to one end of a corresponding one of the termination resistors.

7. The semiconductor module as claimed in claim 1 , wherein:
the via-holes are connected to damping resistors, and
the damping resistors are respectively connected to signal pins of the integrated circuit chip.

8. The semiconductor module as claimed in claim 1 , wherein:
the via-holes are connected to the connecting terminals, and
the connecting terminals are to transmit a power supply voltage of the semiconductor module.

9. A semiconductor module, comprising:
a printed circuit board including an integrated circuit chip and a buffer for the integrated circuit chip;
connecting terminals at an edge of the printed circuit board;
first signal lines to respectively connect electrical connection pads of the buffer to the connecting terminals, wherein the first signal lines are in an interior layer of the printed circuit board and wherein the connecting terminals are plated by first via-holes of the printed circuit board and are respectively connected to the first signal lines;
second signal lines including second via-holes respectively connect electrical connection pads of the integrated circuit chip to the connecting terminals, and
plating lines connected to the second via-holes.

10. The semiconductor module as claimed in claim 9 , wherein the connecting terminals are plated through first plating lines connected to the first via-holes of the printed circuit board, the first plating lines different form the plating lines connected to the second via-holes.

11. The semiconductor module as claimed in claim 10 , wherein the first plating lines extend to another edge of the printed circuit board where the connecting terminals are disposed.

12. The semiconductor module as claimed in claim 10 , wherein the first plating lines are in an outer layer of the printed circuit board.

13. The semiconductor module as claimed in claim 10 , wherein the first plating lines are in an inner layer of the printed circuit board.

14. The semiconductor module as claimed in claim 9 , wherein the plating lines connected to the second via-holes extend to another edge of the printed circuit board where the connecting terminals are disposed.

15. The semiconductor module as claimed in claim 9 , wherein the plating lines connected to the second via-holes are in an outer layer of the printed circuit board.

16. A printed circuit board, comprising:
a substrate;
a plating line;
at least one connecting terminal;
at least one signal line connected between an electrical connection pad of an integrated circuit chip and the at least one connecting terminal;
at least one via hole including a conductive material connected to the at least one signal line; and
a termination resistor connected to the at least one via hole, wherein the at least one signal line is in an interior layer of the substrate, wherein the at least one connecting terminal is a plated terminal which is connected to the at least one via hole through the plating line, and wherein the plating line is in an inner layer of the printed circuit board.

17. The printed circuit board as claimed in claim 16 , wherein the integrated circuit chip is a memory chip.

18. The printed circuit board as claimed in claim 17 , wherein the memory chip comprises a three-dimensional memory array.

19. The printed circuit board as claimed in claim 18 , wherein the three-dimensional memory comprises a non-volatile memory that is monolithically formed in one or more physical levels of memory cells having active areas disposed above a silicon substrate.

20. The printed circuit board as claimed in claim 18 , wherein the three dimensional memory array comprises a plurality of memory cells, each of the memory cells including a charge trap layer.

21. The printed circuit board as claimed in claim 18 , wherein word lines and/or bit lines in the three-dimensional memory array are shared between levels.

Assignees

• Samsung Electronics Co Ltd

Inventors

• Seok Jong-Hyun

Classifications

• G11C7/10

  Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers · CPC title

• H05K1/117

  Pads along the edge of rigid circuit boards, e.g. for pluggable connectors · CPC title

• H05K2201/09545

  Plated through-holes or blind vias without lands · CPC title

• G11C5/04 Primary

  Supports for storage elements {, e.g. memory modules}; Mounting or fixing of storage elements on such supports · CPC title

• H05K3/3415

  on both sides of the substrate or combined with lead-in-hole components · CPC title