IMS – Insulated Metal Base PCBs

NCAB has approved factories that are specialists in this field, with plants dedicated to IMS – Insulated Metal Base PCBs. This segment is growing rapidly and supporting sectors including automotive, medical, aerospace, lightning applications and industrial controls.

Please contact your local NCAB Group company if you need further information or assistance, we are happy to help you.

MPCB – materials: Bergquist/HT-07006 A1:5052; solder mask: Tamura/DSR-2200 TT 31DX; board thickness: 1.85mm +/- 10%; copper thickness: 3oz; surface treatement: LF HASL; description: power products

IMS PCBs – Technical specification

FeatureNCAB´s technical specification
Number of layers1 – 4 layers
Technology highlightsEffective heat sink solutions for thermal applications. This construction type enables superior heat dissipation through use of either aluminium or copper substrate bonded to the insulated circuitry through thermal pre-preg or resin systems.
MaterialsAluminium & copper plates. FR-4, PTFE, thermal dielectrics.
Dielectric thickness0.05mm – 0.20mm
Thermal conductivity1-12 W/m/K
Profile methodPunching, Liquid cooled routing
Copper weights (finished)35μm – 140μm
Minimum track and gaps0.10mm / 0.10mm
Metal core thickness0.40mm – 3.20mm
Maxmimum dimensions550mm x 700mm
Surface finishes availableHASL, LF HASL, OSP, ENIG, Imersion tin, Immsersion silver
Minimum mechanical drill0.30mm