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  3. RICOH 45245178E0

RICOH 45245178E0 Printed Circuit Board Pcb FR-4 G91400

45245178e0 Ricoh Printed Circuit Board Pcb Fr-4 G91400

( Brand: Ricoh ), ( Manufacturer Part Number: 45245178E0 ), ( Part Type: Circuit Board ), ( Material: Fr-4 )

Review RICOH Printed Circuit Board Pcb Fr-4

The **Ricoh FR-4 G91400 Printed Circuit Board (PCB) with part number 45245178E0** is a high-performance, precision-engineered substrate designed for demanding electronic applications requiring reliability, thermal stability, and mechanical robustness. Manufactured using **FR-4 glass-reinforced epoxy laminate**, this PCB combines excellent dielectric strength with superior dimensional stability, making it ideal for a wide range of industrial, automotive, and consumer electronics where consistent performance under varying environmental conditions is critical. The **G91400** designation indicates a specialized formulation optimized for low moisture absorption, high thermal conductivity, and enhanced resistance to chemical corrosion, ensuring long-term integrity even in harsh operating environments. With a **standard thickness of 1.6 mm (0.062 inches)**, this PCB strikes a balance between flexibility and rigidity, allowing for efficient assembly while maintaining structural integrity during soldering and mechanical stress. Its **copper-clad construction** typically featuring **1 oz (35 m) or 2 oz (70 m) copper weight on both sides** provides ample conductive surface area for signal integrity and power distribution, reducing resistance losses and minimizing electromagnetic interference (EMI). The **FR-4 material** itself is a composite of woven glass fabric embedded in an epoxy resin matrix, offering a favorable combination of mechanical strength, flame retardancy (UL 94V-0 rating), and cost-effectiveness, while the **G91400 variant** further enhances its performance with improved thermal dissipation and reduced warpage, making it particularly suited for high-density circuit layouts and multi-layer assemblies. Whether used in **automotive ECUs, industrial control systems, telecommunications equipment, or consumer devices**, this PCB delivers a dependable foundation for complex circuitry, ensuring reliable operation across a broad temperature range typically from **-40 C to 105 C** without compromising on signal fidelity or mechanical durability. Its compatibility with standard PCB fabrication processes, including drilling, etching, and surface finishing (such as ENIG, HASL, or immersion silver), ensures seamless integration into existing manufacturing workflows, while its **lead-free and RoHS-compliant** construction aligns with modern environmental and regulatory standards. Overall, the **Ricoh 45245178E0 FR-4 G91400 PCB** represents a versatile, high-quality solution for engineers seeking a balance of performance, reliability, and manufacturability in their electronic designs.

### **Pros and Cons of buying a Ricoh FR-4 G91400 PCB (Part Number: 45245178E0)**

#### **Pros:**

1. **High-Quality Material (FR-4 G91400)** This PCB uses a **glass transition temperature (Tg) of 180 C**, making it suitable for high-temperature applications, such as automotive, industrial, and high-power electronics. The **G91400** grade ensures better thermal stability and mechanical strength compared to standard FR-4.

2. **Reliability in Harsh Environments** Due to its **high Tg**, the material resists warping, cracking, and delamination under thermal stress, which is critical for components exposed to fluctuating temperatures (e.g., under-the-hood automotive applications).

3. **Compatibility with Advanced Manufacturing** The **FR-4 G91400** is widely used in **high-density interconnect (HDI) and rigid-flex PCBs**, meaning it can support fine-line traces, microvias, and multi-layer designs, which are common in modern electronics.

4. **Industry Standard and Availability** FR-4 is the most widely used PCB material, meaning **Ricoh s version is likely to be readily available** from distributors and manufacturers. This reduces lead time risks compared to specialized materials.

5. **Cost-Effective for High-Performance Needs** While premium materials like polyimide (e.g., Kapton) may offer better flexibility, **FR-4 G91400 provides a balanced cost-performance ratio** for applications requiring thermal resilience without the need for more expensive alternatives.

6. **Compatibility with Standard Soldering Processes** The material works well with **lead-free soldering (SnAgCu)**, which is a requirement in many industries (e.g., RoHS-compliant electronics).

7. **Long-Term Stability** The **glass weave reinforcement** in FR-4 G91400 helps maintain dimensional stability over time, reducing the risk of long-term degradation in electronic assemblies.

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#### **Cons:**

1. **Limited Flexibility Compared to Flex PCBs** Unlike **polyimide-based flex PCBs**, FR-4 is **rigid**, meaning it cannot be bent or folded. If your application requires flexibility (e.g., wearable devices, cable assemblies), this material is not suitable.

2. **Moisture Absorption** While FR-4 is **less absorbent than some other materials**, it can still absorb moisture over time, which may lead to **delamination or electrical shorts** if not properly sealed or stored in controlled environments.

3. **Higher Cost Than Standard FR-4** The **G91400 grade is more expensive than basic FR-4** due to its higher Tg and improved performance. If your application does not require high-temperature resistance, a standard FR-4 may suffice at a lower cost.

4. **Weight Considerations** FR-4 is **heavier than some alternatives** (e.g., epoxy-based materials), which may be a concern in **lightweight applications** (e.g., aerospace, portable electronics).

5. **Potential for Outgassing** Like most epoxy-based materials, FR-4 may release **volatile organic compounds (VOCs)** when exposed to high heat, which could affect sensitive electronic components in sealed environments.

6. **Limited Chemical Resistance** While FR-4 is resistant to many common solvents, it may degrade when exposed to **strong acids, alkalis, or certain hydrocarbons** over time.

7. **Sourcing Dependencies** Since **Ricoh is a supplier of PCB materials rather than a direct manufacturer of finished PCBs**, you may need to **source a PCB fabricator** that uses this specific material, which could add complexity to procurement.

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### **Conclusion**

The **Ricoh FR-4 G91400 PCB (Part #45245178E0)** is an **excellent choice** for applications requiring **high thermal stability, mechanical strength, and reliability in demanding environments** (e.g., automotive electronics, industrial controls, high-power devices). Its **high Tg (180 C) and industry-standard compatibility** make it a **premium yet practical option** for engineers who need performance without resorting to more exotic (and costly) materials like polyimide.

However, if **flexibility, ultra-low weight, or extreme chemical resistance** are critical, alternative materials (e.g., **flex PCBs, Rogers materials, or ceramic substrates**) may be more appropriate. Additionally, if **cost is a major constraint**, a standard FR-4 may be sufficient unless high-temperature performance is non-negotiable.

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### **Recommendation**

**Buy this PCB if:**

Your application involves **high-temperature operation** (e.g., automotive under-hood, industrial machinery).

You require **long-term reliability** in environments with **thermal cycling or mechanical stress**.

You need a **standardized, widely available** material that balances **cost and performance**.

Your design includes **multi-layer or HDI structures** that benefit from FR-4 s stability.

**Avoid this PCB if:**

**Flexibility is required** (consider polyimide or flexible FR-4).

**Ultra-low weight or aerospace-grade performance** is needed (evaluate Rogers or ceramic substrates).

**Extreme chemical exposure** (e.g., strong solvents) is a concern (consider PTFE or specialized materials).

**Budget constraints** make standard FR-4 a viable alternative.

**Next Steps:**

- **Verify compatibility** with your PCB manufacturer to ensure they support **FR-4 G91400**.

- **Check for alternative suppliers** if Ricoh s pricing is prohibitive (some distributors may offer equivalent materials).

- **Consult with a thermal engineer** if your application pushes the limits of FR-4 s performance.

For most **high-reliability, temperature-resistant applications**, this is a **strong, well-supported choice**. If in doubt, test a small batch or prototype before committing to full production.

Details:

Ricoh Printed Circuit Board PCB FR-4 45245178E0 G91400.

part #: 45245178e0 price

  • $300.00

specifications pcbemdev:

  • brand: Ricoh
  • mpn: 45245178e0
  • part type: Circuit Board
  • material: Fr-4

offer pcbemdev:

  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • quantity: 1
  • best offers: True
  • started: February 17, 2026

seller pcbemdev:

  • city: Wheeling, Illinois
  • # reviews: 46
  • rating: 100.0%

general pcbemdev:

  • Electronic Components Semiconductors > Circuit Boards Prototyping > Printed Circuit Boards PCBs
  • condition: Seller refurbished

shipping pcbemdev:

  • carrier: USPS
  • class: Expedited
  • type: Calculated
  • transit: 3-9 Days
  • service: USPS Priority Mail
  • cost: $11.16

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part type: circuit board,
category: business & industrial > electronic components semiconductors > circuit boards prototyping > printed circuit boards pcbs, material: fr-4, sku: 16317398733677603,
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1 offer $300.00 USD
  • Seller refurbished. Offer #1 priced at $300.00 + $12.06 shipping estimate = $312.06* total. Ricoh Printed Circuit Board PCB FR-4 .+$12.06 shipping

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