Multilayer Ceramic Circuit Engineering

Custom Multilayer Thick Film Ceramic Circuit

Custom ceramic thick film circuits can combine drawing-controlled printed functional levels, dielectric separation, selected interconnections, and terminal interfaces for compact OEM assemblies. Send the layer artwork, substrate definition, electrical targets, operating environment, quantity, and validation plan so engineering can confirm the practical manufacturing route.

  • Layer-by-layer drawing and datum review
  • Dielectric coverage and opening assessment
  • Interconnection and terminal-interface planning
  • Project-defined electrical and inspection plan
Ceramic base
Material by drawing
Printed stack
Layer count by drawing
Connections
Structure by drawing
Release basis
Engineering review
Product Categories

Verified capability review

Quick Specifications

Multilayer Thick Film Ceramic Circuit is shown against approved company capability control sheets.

Capability source: approved company category control sheets. Final values remain drawing- and sample-controlled.

ParameterStandard capabilityEngineering review rangeFinal release
Substrate Material96% Alumina (Al₂O₃) standard route99% / 99.6% alumina or AlN through material and process reviewApproved material specification, drawing, and incoming criteria
Board Thickness0.25–3.0 mmThickness inside 0.25–3.0 mm is checked against outline, flatness, holes, handling, and firingApproved material specification, drawing, and incoming criteria
Conductor SystemSilver (Ag) / Silver-Palladium (Ag-Pd)Pt-Ag, Au, bonding, soldering, contact, and high-temperature routes by compatible stack reviewApproved material stack, assembly interface, and sample
Resistor SystemRuO₂ thick filmPaste family, sheet resistance, geometry, refire sequence, and trim allowance by circuit targetReleased drawing and approved sample
Conductor Thickness10–25 µmValue inside 10–25 µm is selected for print build, firing, current path, and assemblyReleased drawing, DFM approval, and first-article inspection
Resistor Tolerance±1% standard±0.5% available after geometry, material, trimming, and measurement reviewReleased drawing and approved sample
View 7 additional engineering review checks
ParameterStandard capabilityEngineering review rangeFinal release
Firing TemperatureUp to 850°CThe peak profile is paste- and stack-specific within the approved route; later refires are reviewed togetherApproved material-process route and production traveler
Thermal Conductivity≥24 W/m·K, 96% alumina referenceAlternative alumina grade or AlN route by approved material certificate and system thermal reviewReleased drawing and approved sample
Minimum Line/Space≥100 µmGeometry at the ≥100 µm controlled capability is checked for paste, screen, registration, overlap, edge clearance, and yieldReleased drawing, DFM approval, and first-article inspection
Board SizeUp to 120 × 120 mmLarger than 120 × 120 mm by panel, flatness, handling, firing, and inspection reviewReleased drawing, DFM approval, and first-article inspection
Surface FinishHASL / ENIG / ENEPIGFinish selected for soldering, bonding, contact, storage, and downstream thermal exposureApproved material stack, assembly interface, and sample
Dielectric Strength≥15 kV/mmProduct withstand voltage is derived from dielectric material, fired thickness, clearances, interfaces, and test methodReleased insulation stack and agreed IR/withstand test plan
Layer and interconnect planConductor and dielectric layers controlled on one stack drawingLayer count, crossover/via route, registration, and refire sequence by DFMApproved stack drawing and first-article continuity/insulation results

Engineering Capabilities

Four controls connect the released stack-up to a manufacturable ceramic thick film route. The photographs support only visible geometry; material identity, internal construction, electrical performance, and numerical limits remain project-controlled.

Close view of visible fan-out routing and repeated circuit features

Layer artwork and common datums

Review layer naming, orientation, sequence, shared origins, print references, and inspection access before the stack is released.

Company screen-printing workshop used for ceramic thick film manufacturing capability

Printing and dielectric registration

Plan conductor, dielectric, protection, openings, overlap rules, drying, and firing interactions against one controlled revision.

Low-angle product view showing the terminal-pad areas and thin rigid edge

Interconnection and terminal review

Define each vertical or crossover connection, terminal finish, mating method, current duty, isolation boundary, and verification point.

Company laboratory and inspection area for project-selected ceramic circuit checks

Inspection matched to function

Select visual, dimensional, registration, continuity, isolation, electrical, adhesion, traceability, and packing checks from project risk.

Typical Applications

These directions illustrate where a drawing-controlled multilayer ceramic route may fit after the stack, interfaces, loading, environment, and validation plan are defined.

View all applications

Application images are engineering illustrations, not customer projects, production records, or evidence of a released design. Suitability is confirmed only after the drawing, interfaces, operating conditions, risks, and validation plan are reviewed.

Verified Product Views

These real product photographs show the supplied circuit form, visible routing, repeated central features, and terminal-pad areas. Internal layers, materials, electrical results, inspection records, and shipment traceability must be confirmed from the corresponding authorized project files.

Overlapping elongated green circuit substrates with visible routing and end pad banks
Supplied product samples
Close view of visible fan-out routing, central repeated features, and dark perimeter details
Routing and terminal detail
Available product views
Six real photographs show the same elongated circuit form as single, paired, and three-piece arrangements, including close views of the routing and terminal areas.
Visible construction
Dense pale metal-colored routing, repeated central segmented features, dark perimeter areas, and rectangular contact-pad banks at both short ends are visible.
View 1 additional evidence boundaries
Project records
Released drawings, internal stack details, material records, inspection results, lot history, and packing documents are reviewed only within the corresponding authorized project when available.

Manufacturing & Quality

Thick film ceramic circuit production can include screen printing, controlled firing, route-dependent laser trimming, and final inspection.

Read the shared manufacturing-control scope

The four workshop views show company-level manufacturing and inspection resources. Exact materials, process sequence, test methods, and acceptance limits for a multilayer circuit are confirmed against the released drawing and validation plan.

View Full Capabilities
Company screen-printing workshop for thick film circuit manufacturing
Screen Printing
Company firing workshop with controlled material-handling equipment
High-Temperature Firing
Company laser equipment for project-selected thick film resistor trimming
Laser Trimming
Company laboratory and inspection area for thick film circuit checks
Final Inspection

Technical FAQ

Short answers for quotation planning; released drawings and validation requirements remain controlling.

What makes a thick film ceramic circuit multilayer?

A multilayer route uses a released sequence of printed functional levels with drawing-defined dielectric separation, selected openings or interconnections, and common registration controls on a ceramic base. Surface photographs do not expose the internal stack, so layer count, material system, connection method, and firing sequence must be confirmed from the customer stack-up and controlled artwork.

Can the supplied photographs confirm buried conductors or vias?

No. The photographs confirm the visible elongated form, dense routing, repeated central features, end pad banks, surface coverage, and a thin rigid edge. They do not establish buried conductors, dielectric crossovers, via construction, paste-filled openings, hole-wall metallization, layer-to-layer continuity, or electrical isolation. Those features require controlled artwork, a stack-up drawing, and an agreed verification method.

What files are needed to quote a multilayer ceramic circuit?

Send the dimensioned outline, layer-by-layer artwork, stack-up and print sequence, dielectric openings, crossover or interconnection definitions, shared datums, material requirements, electrical targets, terminal and assembly details, environment, test plan, quantity, and required records. PDF, Gerber, DXF, DWG, STEP, Excel, and clear sample photographs can support review, but controlled drawings remain necessary for production release.

How are registration, isolation, samples, and lead time confirmed?

Engineering reviews common datums, artwork orientation, layer sequence, fixture references, print and firing interactions, dielectric coverage, overlap rules, inspection access, and the electrical test method. Prototype quantity, validation samples, tooling, inspection records, and production schedule are then agreed for the released route. Numerical registration, isolation, tolerance, and lead-time commitments are not published as universal values.

Request a Multilayer Thick Film Ceramic Circuit Quote

Send enough information to connect the ceramic base, layer stack, printed functions, interconnections, terminal system, operating conditions, and acceptance method. Clear sample photographs can start a review when final drawings are not ready.

RFQ inputs and review sequence
  • Drawing-led DFM feedback and optimization support
  • Prototype and production-route evaluation
  • Confidential handling of customer drawings
  • Project-specific material, stack, and test review
  • Dimensioned outline plus Gerber, DXF, DWG, PDF, STEP, or clear measured sample photographs with revision
  • Ceramic material, grade, thickness, surface condition, outline, holes, datums, panelization, and tolerances
  • Layer-by-layer artwork, print and firing sequence, dielectric openings, interconnections, terminal finish, and assembly method
  • Electrical targets, tolerances, test nodes, loading, insulation, operating environment, and validation plan
  • Prototype quantity, expected lot volume, schedule, records, traceability, and protected packing requirements
  1. 1Upload drawings, layer data, or sample photos
  2. 2Engineering identifies missing release inputs
  3. 3Confirm the prototype and validation route

Submit RFQ and upload files

PDF, DWG, DXF, STEP, Gerber, ZIP, Excel, Word, or sample photos are accepted.

The drawing-upload form loads as you reach this section.