1

Equivalent Material TableTg MTg HTg HTg MTg MTg HTg HTg HTg

Resin System PN PN PN HF HF HF Modified Epoxy ModifiedEpoxy

Filler Yes No Yes Yes Yes Yes Yes Yes

Feature LF Compatible

LF Compatible

LF Compatible, Low CTE Middle Loss Middle Loss,

Low Dk Middle Loss Low Loss Low Loss

Df Performance Better Better

Equal to equivalent material

(Need to use MLS foil to pass Intel insertion loss

Spec)

Better Equivalent to R-1555 Better Better -

TUC TU-662 TU-722 TU-752/768 TU-747 HF TU-747 LK TU-862 HF TU-872 LK /Sp TU-872 SLK

Isola - 370 Turbo 370 HR DE-156 - - IS-415FR-408 HR -

Nelco - - - - - - N4000-13 /SIN4000-13 EP /SI

Pamasonic R-1755 D/M - R-1755V R-1566WR-1566V R-1555 - - Megtron4

EMC EM-825 EM-320 EM-827 EM-285 EM-355 EM-370(D) EM-828 -

ITEQ IT-158 IT-180 IT180AIT-180I - IT-168G IT-170 GR IT-200LK

IT-150DA -

Nan Ya NP-155F NP-175 NP-175F NPGN-150 NPGN-150MD NPGN-170 NPLD II -

Comment:TUC materials have better Df performance compared with equivalent materials.