We are delighted to announce the arrival of our latest shipment of IS370HR multilayer PCB, built on a 6-layer build-up with impedance control and immersion gold finish! This high-quality PCB offers exceptional signal integrity and reliability for your advanced electronic designs.

Laminates Introduction:
IS370HR is a high-performance PCB material manufactured by Isola, designed to meet the demanding requirements of various industries. With its exceptional thermal performance, reliability, and impressive electrical properties, IS370HR has become a popular choice for applications where temperature tolerance and accuracy are critical.

IS370HR - High-Performance FR-4 System
IS370HR is a high-performance FR-4 system with a glass transition temperature (Tg) of 180°C, enabling it to withstand high operating temperatures. Its key material characteristics include:
Permittivity (Dk) of 3.92 at 10GHz (50% resin content)
Loss Tangent (Df) of 0.0025 at 10GHz (50% resin content)
Glass Transition Temperature (DSC) of 180°C
Decomposition Temperature (Td) of 340°C (5% weight loss)
Operating temperature range from -40°C to +130°C
RoHS compliant

Key Features for Enhanced Performance
IS370HR offers several key features that make it a reliable choice for various applications:

1. High Thermal Performance: The material's ability to withstand high temperatures and its low coefficient of thermal expansion (CTE) contribute to its excellent thermal performance.

2. High Throughput and Accuracy: IS370HR facilitates efficient fabrication and assembly processes, ensuring high throughput and accuracy during manufacturing.

3. Excellent CAF Resistance: The material exhibits excellent resistance to Conductive Anodic Filamentation (CAF), enhancing its reliability and longevity.

4. Low CTE for Reliability: The low CTE of IS370HR minimizes the risk of stress-induced failures, ensuring superior reliability.

5. T260 and T288 Values: IS370HR features T260 and T288 values of 60 minutes and 30 minutes, respectively, indicating its ability to withstand high-temperature environments.

PCB Stackup Configuration: 6-Layer Rigid PCB
The stackup for IS370HR PCBs includes the following layers and thicknesses:
Layer 1: Copper - 35 microns
Dielectric: Prepreg 370HR (1080, 65%) x 2 - 0.1347mm
Layer 2: Copper - 35 microns
Dielectric: FR-4 Core 370HR - 0.18mm
Layer 3: Copper - 35 microns
Dielectric: Prepreg 370HR (1080, 65%) x 2 - 0.1347mm
Layer 4: Copper Layer Thickness: 35 microns

PCB Construction Details and Specifications
To provide a comprehensive understanding of IS370HR PCBs, the following construction details and specifications are crucial:
Board dimensions: 122.87mm x 128.5mm (4PCS), with a tolerance of +/- 0.15mm
Minimum Trace/Space: 4/4 mils
Minimum Hole Size: 0.203mm
No Blind vias or buried vias
Finished board thickness: 1.02mm
Finished Cu weight: 1 oz (1.4 mils) each layer
Via plating thickness: 20 μm
Surface finish: Electroless Nickel Immersion Gold (ENIG)
Top Silkscreen: White
Bottom Silkscreen: White
Top Solder Mask: Green
Bottom Solder Mask: Green
Silkscreen is forbidden onto solder pads
Impedance Control: 50 ohm controlled for 11mil traces on top and bottom layers, 50 ohm for 5.8mil on signal layers L3 and L4
100% Electrical test performed prior to shipment

PCB Statistics
Components: 82
Total Pads: 120
Thru Hole Pads: 67
Top SMT Pads: 28
Bottom SMT Pads: 25
Vias: 83
Nets: 6

Artwork and Standard
IS370HR PCBs use the Gerber RS-274-X artwork format and adhere to the IPC-Class-2 standard, ensuring reliable and high-quality production.

Availability and Worldwide Reach
IS370HR PCBs are readily available and can be supplied for worldwide, making them accessible for various projects and applications.

Typical Applications
IS370HR PCBs find application in diverse industries due to their exceptional thermal performance and reliability. Some typical applications include:

Multilayer Printed Circuit Boards
Computing, Storage, and Peripherals
Consumer Electronics
Networking and Communications- Medical, Industrial, and Instrumentation
Automotive and Transportation