Insulated Metal Base PCBs

IMS products are supporting sectors including automotive, medical, aerospace, lightning applications and industrial controls. IMS PCBs is a segment that is growing rapidly and our spend is increasing month by month.

Please contact Cirtech Electronics 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 treatment: LF HASL; description: power products


IMS PCBs – Technical specification

Feature Technical specification
Number of layers 1 – 4 layers
Technology highlights Effective 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.
Materials Aluminium & copper plates. FR-4, PTFE, thermal dielectrics.
Dielectric thickness 0.05mm – 0.20mm
Thermal conductivity 1-4 W/m/K
Profile method Liquid cooled routing
Copper weights (finished) 35μm – 140μm
Minimum track and gaps 0.10mm / 0.10mm
Metal core thickness 0.40mm – 3.20mm
Maximum dimensions 550mm x 700mm
Surface finishes available HASL, LF HASL, OSP, ENIG, Immersion tin, Immersion silver
Minimum mechanical drill 0.30mm