A PCB is a flat laminated composite. PCBs are composed of substrate conductive materials which have a copper circuitry layer. Have you ever seen a PCB out of this description? However, our focus in this article shall be on the laminate part. First, we shall look at the Nelco N4000-12 SI laminate and what it entails.

## Nelco N4000-12 SI

The Nelco N4000-12 SI is a pretty enhanced epoxy resin system. The design of the Nelco N4000-12 SI supports low loss, high-speed applications which require:

- Thermal stability
- Great signal speed
- CAF Resistance

The Nelco N4000-12 SI has some great features that make it stand out. Some of these features include:

### Compatibility with lead-free assembling

It is suitable for assemblies with the maximum temperature reflow ranging between 245 degrees – 260 degrees.

### Its thermal stability is impressive.

The thermal stability of this laminate remains stable even when put through temperatures that go beyond 190 degrees.

You can hence utilize it in certain applications which require a wider bandwidth.

### Low loss at fast speed

If you utilize the Nelco N4000-12 SI in operations that range from 1 – 10GHz with pretty low Dk and Df, you can achieve signal distortion.

### CAF resistance

The Nelco N4000-12 SI has proven that it has low Z-CTE and CAF resistance. The Nelco N4000-12 SI has extended reliability for RF and digital applications with these two features.

### Signal Integrity (SI) Option

SI provides high electricity performance. The Nelco N4000-12 SI is pretty efficient even in applications with more significant demands.

### High FR-4 Tg Processing

These incredible processes are the same as the traditional high Tg-FR4 components. They offer proper drilling of the Print Circuit Board.

## Material components of the Nelco N4000-12 SI

To manufacture the Nelco N4000-12 SI, you have to utilize some unique components, which are:

- Soldering mask materials
- Copper foil
- Prepreg materials
- Resin Materials
- Epoxy Materials
- FR4 Materials

## Which features determine the Nelco N4000-12 SI’s efficiency?

Here are some pretty crucial features that determine the efficiency of the Nelco N4000-12 SI:

- Thermal properties
- Chemical and physical properties
- Electrical properties
- Mechanical properties

## Mechanical features of the Nelco N4000-12 SI

The mechanical characteristics of a component are the physical properties of the component upon the use of force on it. It is dictated as the peeling strength.

### The Peeling strength of the Nelco N4000-12 SI :

- At high temperatures, the Nelco N4000-12 SI has a peeling strength of 1.53 kN/m
- After the solder float process, the Nelco N4000-12 SI has a peeling strength of 1.61kN/m
- After going through the process solutions, it has a peeling strength of 1.63 kN/m

## Nelco N4000-12 SI thermal properties

CTE, linear** **

The Nelco N4000-12 SI has a CTE of 12.0 to 15.5 at a temperature range of -40^{0}C to 125^{0}C.

At a temperature range of 50^{0}C to 190^{0}C the Nelco N4000-12 SI has a CTE of 60.05

At a temperature range of 190^{0}C to 260^{0}C the Nelco N4000-12 SI has a CTE of 260.21

### Heat capacity

The Nelco N4000-12 SI has a heat capacity of 1.13j/g-^{0}C

### Thermal conductivity

The thermal conductivity of the Nelco N4000-12 SI stands at 0.290W/m-K

### Glass Transition temperature

The glass transition temperature of the Nelco N4000-12 SI stands at 180^{0}C, 190^{0}C and 2100^{0}C

### Decomposition temperature

The decomposition temperature of the Nelco N4000-12 SI stands at 370^{0}C

## Physical properties

The Nelco N4000-12 SI has a density of 1.78g/cc and a water absorption rate of 0.90 percent.

## Electrical properties

### Volume resistivity

The Nelco N4000-12 SI has a volume resistivity of 1.00e + 14 ohms.

### Surface resistance

The Nelco N4000-12 SI has a surface resistance of 1.00e + 12 and 1.00e plus 14 ohms.

### Dielectric constant

The Nelco N4000-12 SI has a dielectric constant of 3.3 at a frequency rate of 1.00e + 10Hz.

At a frequency rate of 1.00 + 9, it has a dielectric constant of 3.4

### Dissipation Factor

The Nelco N4000-12 SI has a dissipation factor of 0.0060 at a frequency of 2.50e + 9 Hz.

At a frequency rate of 1.00e + 10Hz, it has a dissipation factor of 0.0070

### Arc Resistance

The arc resistance of the Nelco N4000-12 SI is 65 seconds.

## Descriptive properties

The Nelco N4000-12 SI has a methylene chloride resistance of 1

It also has a T260 (minutes) of >60 and a 3.6 expansion of the Z axis

## Applications or Qualification of the Nelco N4000-12 SI

The Nelco N4000-12 SI has a couple of applications in the Tech world which include:

### Assemblies that do not require Lead

The Nelco N4000-12 SI is pretty helpful in applications that don’t need the utilization of Lead. However, utilizing Lead with Nelco N4000-12 SI might produce adverse effects.

### Multilayer Fine lane

Typically, you can utilize the Nelco N4000-12 SI to laminate Print circuit boards with multiple layers.

The Nelco N4000-12 SI laminate fits incredibly in the fine lane multiple layers of PCBs, which you can utilize in various applications.

### Backplanes

Manufactures utilize the Nelco N4000-12 SI to manufacture backplane electronic PCBs. It lets manufacturers contain connections found on the backplane hence forming complete circuits.

### Storage of Networks

You can utilize the Nelco N4000-12 SI to build network storage gadgets because they operate pretty fast.

Apart from creating storage devices, this high-speed feature also has another sneaky benefit. It makes Nelco N4000-12 SI great for wireless transmission which boost its applications.

## Nelco N4000-12 SI benefits

If you plan on utilizing the Nelco N4000-12 SI, then here are some advantages that you are likely to encounter:

### Extensive construction

While utilizing the Nelco N4000-12 SI, you will enjoy construction variations. In addition, you get to select between different glass styles and copper weights to customize your Nelco N4000-12 SI.

You can also choose different variations that have a double treat, standard copper, and RTFOIL laminates.

### High Durability

The Nelco N4000-12 SI is pretty durable. It can withstand varying environmental conditions with ease.

Since the Nelco N4000-12 SI is durable, you can utilize it for a pretty long time with minimal maintenance.

### Thermal stability is pretty impressive.

You can expose the Nelco N4000-12 SI to high temperatures for a long time as it has impressive thermal stability. It works perfectly at high temperatures and also cools off perfectly with no hitches.

### High efficiency

The Nelco N4000-12 SI has a lot of applications because of its high-speed processing property. What’s more, you can utilize it in applications that have low loss hence providing excellent CAF resistance and signal speed.

### Global availability

The Nelco N4000-12 SI laminates are available worldwide.

## Conclusion

The Nelco N4000-12 SI is pretty efficient in terms of its functionality. Combining its signal integration factor, speed, and durability, you get one of the best laminates in the market. Even with its few limitations, the Nelco N4000-12 SI remains as one laminate that you should try out. We hope this article has provided you with sufficient information on the Nelco N4000-12 SI.