RYOWA CO.,LTD.

Products

PRODUCTS

Memory Card

RYOWA’s printed circuit boards are used in memory cards of smart phones, digital cameras and car navigation systems to record photos, music and data. Our technologies are progressing daily to enhance memory capacity, recording and reading speeds.

CSP・BOC

RYOWA’s CSP and BOC are used in control programs that operate many electronic hardware such as computers, home appliances and communication devices and also in IC packages that provide interim data storage. Our printed circuit boards may not be visible to users, but are working hard to serve our daily lives.

COB

COB is RYOWA’s technical basis. Our product developments have been evolving along with progresses of the electronic parts based on Chip-On-Board technologies such as miniaturized patterns, thinner boards, and gold plated surfaces. Our Chip-On Boards are contained in many different devices such as LED devices, sensors, precision measurement devices, watches and office devices.

PRODUCT SPECIFICATIONS

Finer patterns

L/S=25/25

L/S=35/35

Spec

  • Minimal lines and space
  • 25um/25um

Thinner boards

Finished thickness:110um

Finished thickness:90um

Finished thickness:140um

Spec

Minimum 90 nm for double layer board/Minimum 140 um for four layer board

STANDARD

  • 2Layer:Total thickness t=90μm
  • 4Layer:Total thickness t=130μm
  • Double-sided board 1pitch 50μm
  • Line&Space 25μm / 25μm

Your inquiries about specifications and any other concerns are appreciated.