| Customization: | Available |
|---|---|
| Type: | Flexible Circuit Board |
| Dielectric: | PTFE Polyimide Glass Fabric Copper-Clad Laminates |
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(Note: Printed Circuit Boards are custom-made products. Images and parameters are for reference only.)
Brief Introduction
The TB-73 Polyimide PCB is a high-performance circuit board designed to withstand extreme temperatures and high-frequency conditions, making it ideal for demanding industries such as aerospace, aviation, military, and underground petroleum exploration. This material offers excellent high-frequency dielectric properties, high-temperature resistance, and radiation resistance. With a nominal thickness range of 0.1mm to 10mm, TB-73 is a reliable choice for applications requiring durability and performance in harsh environments.
| PCB material: | Polyimide Glass Fabric Copper-clad Laminates |
| Designation: | TB-73 |
| Dielectric constant: | 4.12 |
| Layer count: | Sinlge-sided PCB, Double-sided PCB, Multi-layer PCB, Hybrid PCB |
| Dielectric thickness: | 5mil (0.127mm), 10mil(0.254mm), 20mil (0.508mm), 30mil (0.762mm), 50mil (1.27mm), 60mil (1.524mm) etc. |
| Copper weight: | 1oz (35µm), 2oz (70µm) |
| PCB size: | ≤400mm X 500mm |
| Solder mask: | Green, Black, Blue, Red, Yellow etc. |
| Surface finish: | Electroless Nickel and Immersion Gold (ENIG), HASL, Immersion silver, Immersion tin, Bare copper, OSP, ENEPIG (Electroless Nickel Electroless Palladium Immersion Gold), Pure gold plated etc.. |
About Bicheng
Bicheng PCB is a leading supplier of high-quality printed circuit boards (PCBs) based in Shenzhen, China. Established in 2003, the company has over 20 years of experience in the industry and has built a reputation for delivering reliable and cost-effective PCB solutions to customers worldwide.
Bicheng PCB's manufacturing capabilities cover a wide range of PCB types, including single-sided, double-sided, and multilayer boards, with layer counts ranging from 1 to 32. The company's PCBs are used in various industries, including telecommunications, aerospace, defense, medical, and industrial electronics.
Bicheng PCB offers a wide range of substrate materials, including high-frequency materials such as RO4003C, RO4350B, and RO4730G3, as well as standard FR-4 materials like high-Tg S1000-2M, TU-872 SLK, TU-768, IT-180A, and Isola 370HR. The company also provides metal core, polyimide, and PET substrates, among others.
| Specifications: 1240×630×0.5mm 1/1 | |||||
| Technical Conditions: Q/XA50089-2004 | |||||
| No. | Item | Processing Condition | Standard Specification | Test Results | Conclusion |
| 1 | Peel Strength (N/mm) | After Thermal Stress | ≥1.0 | 1.42 | Pass |
| 170ºC | ≥0.7 | Pass | Pass | ||
| After Process Solution | ≥0.95 | 1.13 | Pass | ||
| 2 | Volume Resistivity (MΩ·cm) | C-96/35/90 | ≥5×10^6 | 6.6×10^7 | Pass |
| E-24/204 | ≥5×10^6 | 6.2×10^8 | Pass | ||
| 3 | Surface Resistivity (MΩ) | C-96/35/90 | ≥1×10^6 | 3.4×10^7 | Pass |
| E-24/204 | ≥1×10^6 | 2.3×10^8 | Pass | ||
| 4 | Moisture Absorption Rate( %) | D-24/23 | ≤0.35% | 0.11 | Pass |
| 5 | Breakdown Voltage (kV) | D-48/50+ D-0.5/23 | ≥40 kV | 44.3 | Pass |
| 6 | Dielectric Constant at 1MHz | As Received | ≤4.5 | 4.12 | Pass |
| 7 | Dissipation Factor at 1MHz | As Received | ≤0.01 | 0.0072 | Pass |
| 8 | Bending Strength Machine Direction Cross Direction | As Received | ≥400 N/mm² | 410.2 | Pass |
| As Received | ≥300 N/mm² | 355.1 | Pass | ||
| 9 | Thermal Stress (288ºC) | As Received | 180s, no delamination, no blistering | Pass | Pass |
| 10 | Glass Transition Temperature (Tg Value) | As Received | 257ºC | Pass | Pass |
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