SY S1141 FR-4 PCB material specification

Physical and Thermal Characteristics

Temperatura de transición vítrea (tg)

• Method: IPC-TM-650 2.4.25
• Condición: DSC
• Unidad: Degree Celsius
• Typical Value: 140

Thermal Decomposition Temperature (td)

• Method: IPC-TM-650 2.4.24.6
• Condición: 5% wt. loss
• Unidad: Degree Celsius
• Typical Value: 310

Coeficiente de expansión térmica (CTE) – Eje Z

• Pre Tg:
  • Method: IPC-TM-650 2.4.24
  • Unidad: ppm/degree Celsius
  • Typical Value: 65
• Post Tg:
  • Method: IPC-TM-650 2.4.24
  • Unidad: ppm/degree Celsius
  • Typical Value: 300

Linear Expansion (50-260 Degree Celsius)

• Method: IPC-TM-650 2.4.24.1
• Condición: TMA, mín.
• Unidad: %
• Typical Value: 4.5

Thermal Stress Resistance

• Method: IPC-TM-650 2.4.13.1
• Condición: 288 degree Celsius, solder dip
• Typical Value: No Delamination after 60 artículos de segunda clase

Electrical Properties

Resistividad de volumen

• After Moisture Resistance:
  • Method: IPC-TM-650 2.5.17.1
  • Unidad: MΩ·cm
  • Typical Value: 5.2E+08
• E-24/125:
  • Unidad: MΩ·cm
  • Typical Value: 5.2E+06

Resistividad superficial

• After Moisture Resistance:
  • Method: IPC-TM-650 2.5.17.1
  • Unidad: MΩ
  • Typical Value: 5.4E+07
• E-24/125:
  • Unidad: MΩ
  • Typical Value: 5.6E+06

Resistencia al arco

• Method: IPC-TM-650 2.5.1
• Condición: D-48/50+D-4/23
• Unidad: Seconds (s)
• Typical Value: 120

Avería dieléctrica

• Method: IPC-TM-650 2.5.6
• Condición: D-48/50+D-4/23
• Unidad: Kilovolts (kV)
• Typical Value: 60

Mechanical Properties

Dissipation Constant (Dk)

• Method: IPC-TM-650 2.5.5.9
• Frequency: 1megahercio
• Typical Value: 4.6
• CEI 61189-2-721 at 10GHz: Not specified

Factor de disipación (df)

• Method: IPC-TM-650 2.5.5.9
• Frequency: 1megahercio
• Typical Value: 0.015
• CEI 61189-2-721 at 10GHz: Not specified

Peel Strength and Flexural Strength

Fuerza de pelado (1Oz HTE copper foil)

• Initial: N/mm – Not specified
• After Thermal Stress at 288 Degree Celsius for 10s: N/mm – 1.8
• At 125 Degree Celsius: N/mm – 1.6

Resistencia a la flexión

• Longitudinal (LW):
  • Method: IPC-TM-650 2.4.4
  • Typical Value: 600 MPa
• Crosswise (CW):
  • Method: IPC-TM-650 2.4.4
  • Typical Value: 500 MPa

Environmental Resistance

Water Absorption

• Method: IPC-TM-650 2.6.2.1
• Condición: E-1/105+D-24/23
• Typical Value: 0.15%

Flammability and CTI Rating

CTI Rating (IEC60112)

• Clasificación: SOCIEDAD ANÓNIMA 3

Inflamabilidad (UL94)

• Condición: C-48/23/50
• Clasificación: V-0
• E-24/125: Clasificación – V-0

Notes and References

1. Specification Sheet Reference: IPC-4101/21 for reference only.
2. Specimen Basis: All typical values based on a 1.6mm specimen, except Tg which applies to specimens ≥0.50mm.
3. Disclaimer: The typical values listed are for reference only and not intended for specification purposes. For detailed information, contact Shengyi Technology Co., Limitado. All rights reserved by Shengyi Technology Co., Limitado.
4. Explanation of Conditions:
   • C = Humidity conditioning
   • D = Immersion conditioning in distilled water
   • E = Temperature conditioning