Multilayer Ceramic Substrates/HTCC substrate/Innovacera

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Multilayer Ceramic Substrates/HTCC substrate/Innovacera

 

Innovacera ECU ceramic substrates provide high density circuit design, high temperature durability, good heat dissipation and high reliability with multilayer ceramics. Printed resistors available.

 

ceramic substrates  Features

 

·100 micron via, line width and pattern gap possible for high density design
·High temperature durability suitable for "In-Transmission" harsh environments
·Ceramic’s high thermal conductivity provides excellent heat dissipation
·Thermal expansion matching allows high reliability in bare-chip assembly to the board
·Available with printed resistors on the back side of the substrate

 

ceramic substrates Applications

 

·ECUs for fuel injection
·ECUs for automatic transmissions
·ECUs for electronic power steering
·ECUs for starters / alternators
·DC-DC converters

 

 Typical Structure of Alumina Multilayer Ceramic Substrate

 

 

 

Example of Reliability Test Results

Alumina multilayer Ceramic substrate (tested as substrate only)

Test Items	Test Conditions	Opens / Short	Insulation Resistances	Conductive Resistances	Dielectric withstand Voltages	Max. Currents / Line
Temp. Cycles	-65°C to +150°C	3000 cycles	3000 cycles	3000 cycles	3000 cycles	3000 cycles
High Temp. Storages	+150°C	3000hours	3000hours	3000hours	3000hours	3000hours
High Temp. Humidities	85°C 85%RH	3000hours	3000hours	3000hours	3000hours	3000hours
Thermal Shocks	0 to 100°C	3000 cycles	3000 cycles	3000 cycles	3000 cycles	3000 cycles
Low Temp. Storages	-40°C	3000hours	3000hours	3000hours	3000hours	3000hours
High Temp. Storage with Biases	150°C 36V	N/A	3000hours	N/A	N/A	N/A
High Temp. Humidity with Biases	85°C·85% 36V	N/A	3000hours	N/A	N/A	N/A

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