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About SSDI
SSDI is a world-renowned leader in the design, manufacture, and marketing of semiconductors, assemblies, and modules. As a pioneer semiconductor manufacturer for 50 years, we have earned and maintained a reputation for setting the highest standards of reliability and performance. This reputation has been built upon our unsurpassed technology and quality in the areas of high density/high power and high voltage discrete semiconductors and modules.

SSDI's products are designed to meet the critical needs of many markets including:
  • Defense/Aerospace
  • Space/Satellite
  • Industrial



It has been our long-standing commitment to enhance our standard product line with custom products manufactured to fit our customers' exact specifications and needs. Included in our product offering are:
  • Power High Voltage Rectifiers
  • Power Schottky Rectifiers
  • Power Mosfets and IGBTs
  • Power Modules and Hybrids
  • Power Transistors and Darlingtons
  • Small/Medium Signal Transistors 
  • Thyristors
  • Zeners and Transient Voltage Suppressors
  • UJTs
  • PUTs
  • High Voltage Modules and Assemblies
  • High Voltage Power Supplies
  • Voltage Multipliers
  • Obsolete and DMS Semiconductors
  • IGBT/Mosfet Bridge Assemblies
  • Die Products
  • Parts Management
  • Testing and Screening Services
  • Consulting
Map & Directions

Directions from Los Angeles International Airport (LAX):

  • Start by going East on World Way, then merge onto South Sepulveda Blvd.
  • Drive 0.7 miles, (At Tunnel Exit) then take Imperial Highway West / I-105 East ramp (toward International Terminal). Merge onto I-105 Freeway toward Norwalk.
  • Drive 16.9 miles, then take I-605 Freeway North.
  • Drive 1.7 miles, then merge onto I-5 Freeway South toward Santa Ana.
  • Drive 6 miles, then take Exit #118 - Valley View Ave.
  • Turn right at signal onto Valley View Ave.
    (Ignore the fact that this exit road is named Firestone Blvd. This is not the correct Firestone Blvd.)
  • Go over bridge and turn right at the first signal - Firestone Blvd.
  • Merge into left lane (Right lane becomes an entry back onto freeway).
  • Drive 0.7 miles to our facility at 14701 Firestone Blvd.

Directions from John Wayne (Orange County) Airport (SNA):

  • Begin by taking Airport Way Northeast toward MacArthur Blvd.
  • Turn Left onto MacArthur Blvd.
  • Drive 0.4 miles and merge onto I-405 Freeway North toward Long Beach.
  • Take the first exit onto Route 55 Freeway North (exit 9A) toward Riverside.
  • Drive 4.2 miles then exit at I-5 Freeway North (exit 10B) toward Los Angeles.
  • Drive 15 miles then take the Valley View (Exit #118) exit.
  • Turn right at the first signal (at off-ramp) onto Firestone Blvd.
  • Drive 0.7 miles to our facility at 14701 Firestone Blvd.