白土プリント配線製作所 List of Products and Services

The "High Heat Dissipation Metal Printed Circuit Board Catalog" features a wide variety of printed circuit boards that are actively used in LED lighting, flip chip LEDs, deep ultraviolet LEDs, COB LEDs, and more. Products utilized in fields such as construction and machinery, medical devices, elevators, vehicles and motorcycles, telecommunications, and lighting are presented along with photos and tables. 【Featured Products】 ■ 3D LED PWB ■ Flip Chip LED PWB ■ DEEP UV-LED PWB ■ Flat Copper PWB ■ High Power LED PWB ■ Thick Copper Substrate ■ High Frequency Compatible Substrate *For more details, please refer to the PDF document or feel free to contact us.

• Printed Circuit Board
• Other electronic parts

The "HIGH POWER LED PWB" is a product of Shirato Print Circuit Board Manufacturing Co., Ltd., which is engaged in the manufacturing of various printed circuit boards, circuit design of printed circuit boards, and assembly of electronic components. It has excellent light resistance, not deteriorating even after 2000 hours of exposure to deep ultraviolet light at 254nm. Due to its inorganic materials, it can withstand temperatures above 350°C. The base material can be selected from aluminum or copper. 【Features】 ■ The COB mounting section has an insulation withstand voltage of 2kV at 80μm ■ White ink with light resistance and reflectivity of over 90% ■ Covers a wide range of near-ultraviolet wavelengths from 360 to 740nm ■ Withstands temperatures above 350°C due to inorganic materials ■ Patent pending *For more details, please request materials or view the PDF data available for download.

• Printed Circuit Board
• Other electronic parts

The "FLIP CHIP LED PWB" is a product of Shirato Print Wiring Manufacturing Co., Ltd., which engages in the manufacturing of various printed circuit boards, circuit design of printed circuit boards, and assembly of electronic components. The surface of the substrate is designed to be fully flat without any steps, and it supports copper foil thicknesses starting from 105μm. The heat dissipation material can be selected from aluminum or copper. 【Features】 ■ Weather-resistant white ink with a reflectance of over 95% (in the visible light range) ■ Copper foil thickness supports from 105μm ■ Conductors are designed with half-etching specifications for heat dissipation and high current handling ■ Insulation layer thermal conductivity supports over 5W ■ Heat dissipation material can be selected from aluminum or copper *For more details, please request documents or view the PDF data available for download.

• Printed Circuit Board
• Other electronic parts

"Flat Copper PWB" achieves high heat dissipation effectiveness by directly mounting the LED heat dissipation section onto a copper base surface. 【Features】 ■ Direct mounting of the LED heat dissipation section onto the copper base surface ■ High heat dissipation effectiveness (thermal conductivity: 398W/m·k)

• Printed Circuit Board
• Other electronic parts
• LED Module

The "DEEP UV-LED PWB" is a metal printed wiring board that has high reflectivity and light resistance against deep ultraviolet light. It achieves over 70% reflectivity for UV-C (deep ultraviolet range of 250nm). It also has over 80% reflectivity for UV-A and UV-B. There are test results showing "no discoloration and no decrease in reflectivity even after 2000 hours of exposure under 365nm conditions." It is also suitable for embedded applications such as deep ultraviolet LEDs. 【Features】 ■ UV-C deep ultraviolet range: Reflectivity over 70% ■ UV-A UV-B: Reflectivity over 80% ■ Insulation layer thermal conductivity: Can support over 5W ■ Heat dissipation materials: Available in aluminum or copper (2 types)

• Printed Circuit Board
• Other electronic parts
• LED Module

The "3D LED PCB" is a product of Shirato Printed Circuit Board Manufacturing Co., Ltd., which manufactures various types of printed circuit boards, designs printed circuit board circuits, and assembles electronic components. The heat dissipation material can be selected from aluminum or copper. We can provide a polyhedral substrate (multiple substrates) as a single substrate, reducing the assembly process costs. 【Features】 ■ Polyimide-based insulation layer (0.8W/m-k) with an insulation layer thickness of 17μm ■ Insulation withstand voltage of 2.5kV/DC ■ Insulation breakdown voltage after bending is almost equivalent to an insulation breakdown voltage of 5.0kV/DC ■ Heat dissipation material can be selected from aluminum or copper *For more details, please refer to the PDF document or feel free to contact us.

• Printed Circuit Board
• Other electronic parts