Automotive Power Modules
 
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Overview

Fairchild provides standard and customized automotive power modules for voltage levels ranging between 12V and 1200V and current levels up to and beyond 160A, and applications including:

  • Brushless motor control
  • Electric Power Steering (EPS)
  • Electro-Hydraulic Power Steering (EHPS)
  • Transmission Control
  • Solid State Switches
  • DC/DC Converters
  • HVAC

Expertise in device design and manufacturing, combined with leading packaging technology, allows Fairchild Semiconductor to offer superior power module solutions for automotive applications.  The in-house semiconductor and module packaging capabilities allow us to make the best trade-offs between reliability, performance and cost. Fairchild’s modules are specifically designed, manufactured and tested to operate in harsh automotive environment and meet or exceed the industry toughest reliability and quality requirements. They perform reliably in all kinds of automotive environment including under-the-hood applications.

Fairchild Semiconductor power modules play significant role in optimizing the power management in the newest and future generations of vehicles, contributing to fuel saving and environmental pollution reduction.

For further information, please contact your local Fairchild Sales office.

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Custom Modules

Fairchild Semiconductor offers custom power modules for a wide range of automotive applications including.

  • Brushless motor control
  • Electric Power Steering (EPS)
  • Electro-Hydraulic Power Steering (EHPS)
  • Transmission Control
  • Solid State Switches
  • DC/DC Converters
  • HVAC

Fairchild Semiconductor provides customized design, test and manufacturing service to meet your specific power modules needs.

We also offer a semi-standard, customized and cost/performance optimized technical solutions taking advantage of our large portfolio of semiconductor devices, packaging technologies and materials.

Fairchild’s capabilities allow us to customize both the semiconductor device and the package design.

Fairchild’s expertise in power semiconductor devices and packaging of modules combined with extensive testing, simulation and high quality manufacturing allows us to provide products that perform reliably in the most demanding automotive environment including under-the-hood applications. Our engineering expertise and tools cover all aspects of design and analysis and include simulation capabilities, structural analysis, thermo-mechanical analysis, mold flow analysis, device and package failure analysis and other.

Our modules are fully tested and qualified to the toughest automotive reliability standards specified by our customers.

For further information, please contact your local Fairchild Sales office.

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Features & Benefits


  • 3-Phase Inverter, H-Bridge, Solid State Switch or other configurations
  • Optimized semiconductor die design for module applications
  • Maximized performance and reliability
  • Low total module electrical resistance
  • Low parasitic inductance, low EMI
  • 1% tolerance DC bus current sensing
  • NTC thermistor for temperature feedback
  • Optional integration of passive components
  • Optional built-in gate drivers
  • High current capability
  • Compact size
  • Quick and easy installation
  • Interconnection with terminals by screws, soldering or welding
  • Qualified to meet the tough reliability standards of automotive customers
  Product Information

Standard Automotive Power Module Schematic

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Standard Module Package

Fairchild Semiconductor standard power modules offer cost effective solution for

  • driving brushless motors in Electric Power Steering (EPS) or other applications

 These modules are specifically designed, tested and qualified for operation under rugged automotive environmental conditions in Electric or Electro-Hydraulic, Power Steering applications. They can also be used in a number of other applications involving 3-phase motor drives.

View of Standard EPS Power Module

 

Package dimensions 44 mm x 29 mm x 5 mm (not including terminals)

 

 

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Standard EPS Power Modules Specifications

Electrical Specifications:

Module P/N VDS Iphase RMS
(Note 1)
Rth j-sink typ.
(Note 2)
MOSFET Rds-on typ.
(Note 3)
Module Max. Loop Resistance
(Note 4)
FTCO3V45A1 40V 170A 1.2 °C/W 0.85 m 4.6 m
FTCO3V455A1 40V 130A 1.3 °C/W 1.20 m 5.5 m
FTCO3V46A1 40V 95A 1.6 °C/W 1.50 m 6.7 m

Note 1: Tjmax.=150°C, Tsink = 80°C, Switching Losses = 50% of overall losses

Note 2: These values assume Thermal Interface Material (TIM) bondline < 40 um and thermal conductivity of 1.8W/m*K.

Note 3: Tj = 25°C

Note 4: Batt(+) to GND with two Phases shorted (includes Rds-on of two MOSFETs); T case = 25°C

Package dimensions:
44 mm x 29 mm x 5 mm (not including terminals)

Environmental specifications
Power Module is suitable for under-the-hood application with temperatures ranging from -40°C to125°C.

Flammability Information
All materials present in the power module meet UL flammability rating class 94V-0 or higher.

Compliance to RoHS and ELV
This power module is compliant with RoHS and the End-of-life Vehicle (ELV) Directive, 2000/53/EC (the “ELV Directive”) of September 18, 2000. The Power Modules are 100% lead free.

For further information, please contact your local Fairchild Sales office.

 
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