GH-100 (Type D), GH-200 (Type D)

Thin Prepreg with Superior Surface Smoothness

About the product

  • Product
    Prepreg

    GH-100 (Type D), GH-200 (Type D)

    (Type D): Low dielectric glass cloth type.

  • Applications
    • Semiconductor packages. (FC-CSP, PoP, SiP)
    • Thinner Module PWB

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Features

  • GH-100 (Type D) and GH-200 (Type D) have hybrid properties of package and high speed materials.
  • Good for impedance control as thickness variation is small after press.
  • Halogen free material with low CTE values in X, Y directions (α1, α2).
  • Good dielectric properties by applying low dielectric glass cloths.

Characteristics

Surface Smoothness of Prepreg (Microscope)

Surface Smoothness of Prepreg (Microscope)

TYPE-F

Surface Smoothness of Prepreg (Microscope)

Conventional

Panel Warpage of Prepreg after press (w/o copper, by shadow moire)

Panel Warpage of Prepreg after press (w/o copper, by shadow moire)

TYPE-F

Panel Warpage of Prepreg after press (w/o copper, by shadow moire)

Conventional

Prepreg thickness after Press

Laminate condition
  • GEA-705G1010F78
  • Copper foil: 3 µm
  • Laminate condition
  • Temp.: 230 ℃100min
  • Heating rate: 3.0 ℃/min
  • Pressure: 3 MPa
Measurement method
Prepreg thickness after Press

Undulation of prepreg after press (GEA-705G1010F78)

Undulation of prepreg after press (GEA-705G1010F78)

TYPE-F

Undulation of prepreg after press (GEA-705G1010F78)

Conventional

Prepreg

Item Condition ※3 Unit Actual Value Test Method
GH-100
(Type D)
GH-200
(Type D)
(IPC-TM-650)
Tg TMA method A 240–260 220–240 2.4.24.5
DMA method A 240–260 250–270 -
CTE ※1 (Pull) X (30–120 ℃) A ppm/℃ 13–15 14–16 2.4.24.5
Y (30–120 ℃) 13–15 14–16
T260 (Without Copper) A min. >60 >60 2.4.24.1
T288 (Without Copper) >60 >60
Dielectric Constant ※2 10 GHz A - 3.5–3.7 3.2–3.4 IEC-62610
Dissipation Factor ※2 10 GHz A - 0.0030–0.0035 0.0025–0.0030
  • ※1 Heating Rate: 10 ℃/min.
  • ※2 Measured by cavity resonator method.
  • ※3 Refer to "Condition Note"PDFを開く
  • Above data are experimental results and not guaranteed.

Standard Specifications

Prepreg

Part Number Type Glass Cloth Properties
Style Resin Content
(%)
Dielectric Thickness
after Lamination ※1 (mm)
GH-100 (D) 0.025 1017F71K 1017 71±2 0.027
1017F73K 73±2 0.029
1017F75K 75±2 0.031
1017F77K 77±2 0.034
1017F79K 79±2 0.038
GH-200 (D) 0.025 1017F68K 1017 68±2 0.020
1017F70K 70±2 0.022
1017F72K 72±2 0.024
1017F74K 74±2 0.026
1017F76K 76±2 0.028
1017F78K 78±2 0.031
1017F80K 80±2 0.034
1017F82K 82±2 0.038
1017F84K 84±2 0.043
Reference (IPC-TM-650) 2.3.16
  • ※1 Dielctric thickness after lamination is defined as the thickness of one sheet of prepreg when the resin flow is 0 %. Value changes depending on the press condition or inner layer pattern.

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