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Stefan HaeberSH

Average response time: 1 hour

Freelancer profile translated to English.
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About Stefan

34 years of electronics hardware expertise. From concept to series production. Schematic and layout creation. CAD systems Egale, KiCAD, Altium, Mentor Graphics Pads. Own development laboratory. EMC preliminary investigations and optimizations. Experience in thermal management.

Meetings, tests, and on-site commissioning possible by arrangement.
  • German

    Native or bilingual

  • English

    Conversational

Remote only
Primarily works remotely

Experience

  • Strassu
    SMD Assembly.
    March 1992 - April 1992 (1 month)
    Bremen, Germany
    Short period in order processing for SMD assembly. Editing bills of materials, sourcing components.
  • VogtElectronic /Sumida
    Power Electronics
    April 1996 - July 1998 (2 years and 3 months)
    Development of custom-designed switched-mode power supplies, active and passive PFC circuits.
    Design and development of electronic ballasts for halogen lamps and fluorescent tubes.
    CPLD programming and circuit development for inductive data transmission systems.
    Design and calculation of inductive components.
  • WABCO / ZF
    Hardware Development
    AUTOMOBILE
    August 1998 - June 2008 (9 years and 10 months)
    Hannover, Germany
    Development of DC/DC converters for the 12V and 24V vehicle electrical system, expert in inductors and transformers as well as switched-mode power supplies.
    Hardware development of microcontroller-controlled air suspension systems for passenger cars.
    Co-developed housings IP67 for control units.
    Release testing of electronic assemblies according to automotive standards in the field of EMC and environmental testing.
    Troubleshooting control units for complaints. Support for manufacturing in troubleshooting production issues.

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Education

  • Electro-installer
    Elektroinstallateur
  • Dipl.-Ing. (FH)
    Dipl.-Ing. (FH)

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