materials module#

class FR4_7628(*, name=None, thickness=None)[source]#

Bases: Dielectric

FR4 Prepreg 7628 - JLC PCB Specified

Parameters:

  • name (str | None)

  • thickness (float | None)

dielectric_coefficient: ClassVar[float | None] = 4.4#
loss_tangent: ClassVar[float | None] = 0.0168#
class FR4_3314(*, name=None, thickness=None)[source]#

Bases: Dielectric

FR4 Prepreg 3314 - JLC PCB Specified

Parameters:

  • name (str | None)

  • thickness (float | None)

dielectric_coefficient: ClassVar[float | None] = 4.1#
loss_tangent: ClassVar[float | None] = 0.0168#
class FR4_1080(*, name=None, thickness=None)[source]#

Bases: Dielectric

FR4 Prepreg 1080 - JLC PCB Specified

Parameters:

  • name (str | None)

  • thickness (float | None)

dielectric_coefficient: ClassVar[float | None] = 3.91#
loss_tangent: ClassVar[float | None] = 0.0178#
class FR4_2116(*, name=None, thickness=None)[source]#

Bases: Dielectric

FR4 Prepreg 2116 - JLC PCB Specified

Parameters:

  • name (str | None)

  • thickness (float | None)

dielectric_coefficient: ClassVar[float | None] = 4.16#
loss_tangent: ClassVar[float | None] = 0.0168#
class FR4_Core(*, name=None, thickness=None)[source]#

Bases: Dielectric

FR4 Core - JLC PCB Specified

Parameters:

  • name (str | None)

  • thickness (float | None)

dielectric_coefficient: ClassVar[float | None] = 4.6#
loss_tangent: ClassVar[float | None] = 0.0168#