Table of Contents 1 Market Overview 1.1 Switching Transistor Introduction 1.2 Market Analysis by Type 1.2.1 Overview: Global Switching Transistor Revenue by Type: 2015 VS 2019 VS 2025 1.2.2 Biopolar 1.2.3 Three Pole 1.3 Market Analysis by Application 1.3.1 Overview: Global Switching Transistor Revenue by Application: 2015 VS 2019 VS 2025 1.3.2 Automitive 1.3.3 Appliances 1.3.4 Others 1.4 Overview of Global Switching Transistor Market 1.4.1 Global Switching Transistor Market Status and Outlook (2015-2025) 1.4.2 North America (United States, Canada and Mexico) 1.4.3 Europe (Germany, France, United Kingdom, Russia and Italy) 1.4.4 Asia-Pacific (China, Japan, Korea, India and Southeast Asia) 1.4.5 South America, Middle East & Africa 1.5 Market Dynamics 1.5.1 Market Opportunities 1.5.2 Market Risk 1.5.3 Market Driving Force 2 Manufacturers Profiles 2.1 Rohm Semiconductor 2.1.1 Rohm Semiconductor Details 2.1.2 Rohm Semiconductor Major Business and Total Revenue (Financial Highlights) Analysis 2.1.3 Rohm Semiconductor SWOT Analysis 2.1.4 Rohm Semiconductor Product and Services 2.1.5 Rohm Semiconductor Switching Transistor Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) 2.2 ON Semiconductor 2.2.1 ON Semiconductor Details 2.2.2 ON Semiconductor Major Business and Total Revenue (Financial Highlights) Analysis 2.2.3 ON Semiconductor SWOT Analysis 2.2.4 ON Semiconductor Product and Services 2.2.5 ON Semiconductor Switching Transistor Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) 2.3 Infineon Technologies 2.3.1 Infineon Technologies Details 2.3.2 Infineon Technologies Major Business and Total Revenue (Financial Highlights) Analysis 2.3.3 Infineon Technologies SWOT Analysis 2.3.4 Infineon Technologies Product and Services 2.3.5 Infineon Technologies Switching Transistor Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) 2.4 Central Semiconductor 2.4.1 Central Semiconductor Details 2.4.2 Central Semiconductor Major Business and Total Revenue (Financial Highlights) Analysis 2.4.3 Central Semiconductor SWOT Analysis 2.4.4 Central Semiconductor Product and Services 2.4.5 Central Semiconductor Switching Transistor Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) 2.5 Vishay 2.5.1 Vishay Details 2.5.2 Vishay Major Business and Total Revenue (Financial Highlights) Analysis 2.5.3 Vishay SWOT Analysis 2.5.4 Vishay Product and Services 2.5.5 Vishay Switching Transistor Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) 2.6 Renesas Electronics 2.6.1 Renesas Electronics Details 2.6.2 Renesas Electronics Major Business and Total Revenue (Financial Highlights) Analysis 2.6.3 Renesas Electronics SWOT Analysis 2.6.4 Renesas Electronics Product and Services 2.6.5 Renesas Electronics Switching Transistor Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) 2.7 Didoes 2.7.1 Didoes Details 2.7.2 Didoes Major Business and Total Revenue (Financial Highlights) Analysis 2.7.3 Didoes SWOT Analysis 2.7.4 Didoes Product and Services 2.7.5 Didoes Switching Transistor Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) 2.8 Optek Electronics 2.8.1 Optek Electronics Details 2.8.2 Optek Electronics Major Business and Total Revenue (Financial Highlights) Analysis 2.8.3 Optek Electronics SWOT Analysis 2.8.4 Optek Electronics Product and Services 2.8.5 Optek Electronics Switching Transistor Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) 3 Sales, Revenue and Market Share by Manufacturer 3.1 Global Switching Transistor Sales and Market Share by Manufacturer (2018-2019) 3.2 Global Switching Transistor Revenue and Market Share by Manufacturer (2018-2019) 3.3 Market Concentration Rate 3.3.1 Top 3 Switching Transistor Manufacturer Market Share in 2019 3.3.2 Top 6 Switching Transistor Manufacturer Market Share in 2019 3.4 Market Competition Trend 4 Global Market Analysis by Regions 4.1 Global Switching Transistor Sales, Revenue and Market Share by Regions 4.1.1 Global Switching Transistor Sales and Market Share by Regions (2015-2020) 4.1.2 Global Switching Transistor Revenue and Market Share by Regions (2015-2020) 4.2 North America Switching Transistor Sales and Growth Rate (2015-2020) 4.3 Europe Switching Transistor Sales and Growth Rate (2015-2020) 4.4 Asia-Pacific Switching Transistor Sales and Growth Rate (2015-2020) 4.5 South America Switching Transistor Sales and Growth Rate (2015-2020) 4.6 Middle East and Africa Switching Transistor Sales and Growth Rate (2015-2020) 5 North America by Country 5.1 North America Switching Transistor Sales, Revenue and Market Share by Country 5.1.1 North America Switching Transistor Sales and Market Share by Country (2015-2020) 5.1.2 North America Switching Transistor Revenue and Market Share by Country (2015-2020) 5.2 United States Switching Transistor Sales and Growth Rate (2015-2020) 5.3 Canada Switching Transistor Sales and Growth Rate (2015-2020) 5.4 Mexico Switching Transistor Sales and Growth Rate (2015-2020) 6 Europe by Country 6.1 Europe Switching Transistor Sales, Revenue and Market Share by Country 6.1.1 Europe Switching Transistor Sales and Market Share by Country (2015-2020) 6.1.2 Europe Switching Transistor Revenue and Market Share by Country (2015-2020) 6.2 Germany Switching Transistor Sales and Growth Rate (2015-2020) 6.3 UK Switching Transistor Sales and Growth Rate (2015-2020) 6.4 France Switching Transistor Sales and Growth Rate (2015-2020) 6.5 Russia Switching Transistor Sales and Growth Rate (2015-2020) 6.6 Italy Switching Transistor Sales and Growth Rate (2015-2020) 7 Asia-Pacific by Regions 7.1 Asia-Pacific Switching Transistor Sales, Revenue and Market Share by Regions 7.1.1 Asia-Pacific Switching Transistor Sales and Market Share by Regions (2015-2020) 7.1.2 Asia-Pacific Switching Transistor Revenue and Market Share by Regions (2015-2020) 7.2 China Switching Transistor Sales and Growth Rate (2015-2020) 7.3 Japan Switching Transistor Sales and Growth Rate (2015-2020) 7.4 Korea Switching Transistor Sales and Growth Rate (2015-2020) 7.5 India Switching Transistor Sales and Growth Rate (2015-2020) 7.6 Southeast Asia Switching Transistor Sales and Growth Rate (2015-2020) 7.7 Australia Switching Transistor Sales and Growth Rate (2015-2020) 8 South America by Country 8.1 South America Switching Transistor Sales, Revenue and Market Share by Country 8.1.1 South America Switching Transistor Sales and Market Share by Country (2015-2020) 8.1.2 South America Switching Transistor Revenue and Market Share by Country (2015-2020) 8.2 Brazil Switching Transistor Sales and Growth Rate (2015-2020) 8.3 Argentina Switching Transistor Sales and Growth Rate (2015-2020) 9 Middle East & Africa by Countries 9.1 Middle East & Africa Switching Transistor Sales, Revenue and Market Share by Country 9.1.1 Middle East & Africa Switching Transistor Sales and Market Share by Country (2015-2020) 9.1.2 Middle East & Africa Switching Transistor Revenue and Market Share by Country (2015-2020) 9.2 Saudi Arabia Switching Transistor Sales and Growth Rate (2015-2020) 9.3 Turkey Switching Transistor Sales and Growth Rate (2015-2020) 9.4 Egypt Switching Transistor Sales and Growth Rate (2015-2020) 9.5 South Africa Switching Transistor Sales and Growth Rate (2015-2020) 10 Market Segment by Type 10.1 Global Switching Transistor Sales and Market Share by Type (2015-2020) 10.2 Global Switching Transistor Revenue and Market Share by Type (2015-2020) 10.3 Global Switching Transistor Price by Type (2015-2020) 11 Global Switching Transistor Market Segment by Application 11.1 Global Switching Transistor Sales Market Share by Application (2015-2020) 11.2 Global Switching Transistor Revenue Market Share by Application (2015-2020) 11.3 Global Switching Transistor Price by Application (2015-2020) 12 Market Forecast 12.1 Global Switching Transistor Sales, Revenue and Growth Rate (2021-2025) 12.2 Switching Transistor Market Forecast by Regions (2021-2025) 12.2.1 North America Switching Transistor Market Forecast (2021-2025) 12.2.2 Europe Switching Transistor Market Forecast (2021-2025) 12.2.3 Asia-Pacific Switching Transistor Market Forecast (2021-2025) 12.2.4 South America Switching Transistor Market Forecast (2021-2025) 12.2.5 Middle East & Africa Switching Transistor Market Forecast (2021-2025) 12.3 Switching Transistor Market Forecast by Type (2021-2025) 12.3.1 Global Switching Transistor Sales Forecast by Type (2021-2025) 12.3.2 Global Switching Transistor Market Share Forecast by Type (2021-2025) 12.4 Switching Transistor Market Forecast by Application (2021-2025) 12.4.1 Global Switching Transistor Sales Forecast by Application (2021-2025) 12.4.2 Global Switching Transistor Market Share Forecast by Application (2021-2025) 13 Sales Channel, Distributors, Traders and Dealers 13.1 Sales Channel 13.1.1 Direct Marketing 13.1.2 Indirect Marketing 13.2 Distributors, Traders and Dealers 14 Research Findings and Conclusion 15 Appendix 15.1 Methodology 15.2 Data Source 15.3 Disclaimer 15.4 About US

List of Tables Table 1. Global Switching Transistor Revenue (USD Million) by Type: 2015 VS 2019 VS 2025 Table 2. Breakdown of Switching Transistor by Company Type (Tier 1, Tier 2 and Tier 3) Table 3. Global Switching Transistor Revenue (USD Million) by Application: 2015 VS 2019 VS 2025 Table 4. Market Opportunities in Next Few Years Table 5. Market Risks Analysis Table 6. Market Drivers Table 7. Rohm Semiconductor Basic Information, Manufacturing Base and Competitors Table 8. Rohm Semiconductor Switching Transistor Major Business Table 9. Rohm Semiconductor Switching Transistor Total Revenue (USD Million) (2018-2019) Table 10. Rohm Semiconductor SWOT Analysis Table 11. Rohm Semiconductor Switching Transistor Product and Services Table 12. Rohm Semiconductor Switching Transistor Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) Table 13. ON Semiconductor Basic Information, Manufacturing Base and Competitors Table 14. ON Semiconductor Switching Transistor Major Business Table 15. ON Semiconductor Switching Transistor Total Revenue (USD Million) (2018-2019) Table 16. ON Semiconductor SWOT Analysis Table 17. ON Semiconductor Switching Transistor Product and Services Table 18. ON Semiconductor Switching Transistor Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) Table 19. Infineon Technologies Basic Information, Manufacturing Base and Competitors Table 20. Infineon Technologies Switching Transistor Major Business Table 21. Infineon Technologies Switching Transistor Total Revenue (USD Million) (2018-2019) Table 22. Infineon Technologies SWOT Analysis Table 23. Infineon Technologies Switching Transistor Product and Services Table 24. Infineon Technologies Switching Transistor Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) Table 25. Central Semiconductor Basic Information, Manufacturing Base and Competitors Table 26. Central Semiconductor Switching Transistor Major Business Table 27. Central Semiconductor Switching Transistor Total Revenue (USD Million) (2018-2019) Table 28. Central Semiconductor SWOT Analysis Table 29. Central Semiconductor Switching Transistor Product and Services Table 30. Central Semiconductor Switching Transistor Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) Table 31. Vishay Basic Information, Manufacturing Base and Competitors Table 32. Vishay Switching Transistor Major Business Table 33. Vishay Switching Transistor Total Revenue (USD Million) (2018-2019) Table 34. Vishay SWOT Analysis Table 35. Vishay Switching Transistor Product and Services Table 36. Vishay Switching Transistor Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) Table 37. Renesas Electronics Basic Information, Manufacturing Base and Competitors Table 38. Renesas Electronics Switching Transistor Major Business Table 39. Renesas Electronics Switching Transistor Total Revenue (USD Million) (2018-2019) Table 40. Renesas Electronics SWOT Analysis Table 41. Renesas Electronics Switching Transistor Product and Services Table 42. Renesas Electronics Switching Transistor Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) Table 43. Didoes Basic Information, Manufacturing Base and Competitors Table 44. Didoes Switching Transistor Major Business Table 45. Didoes Switching Transistor Total Revenue (USD Million) (2018-2019) Table 46. Didoes SWOT Analysis Table 47. Didoes Switching Transistor Product and Services Table 48. Didoes Switching Transistor Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) Table 49. Optek Electronics Basic Information, Manufacturing Base and Competitors Table 50. Optek Electronics Switching Transistor Major Business Table 51. Optek Electronics Switching Transistor Total Revenue (USD Million) (2018-2019) Table 52. Optek Electronics SWOT Analysis Table 53. Optek Electronics Switching Transistor Product and Services Table 54. Optek Electronics Switching Transistor Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) Table 55. Global Switching Transistor Sales by Manufacturer (2018-2019) (K Units) Table 56. Global Switching Transistor Revenue by Manufacturer (2018-2019) (USD Million) Table 57. Global Switching Transistor Sales by Regions (2015-2020) (K Units) Table 58. Global Switching Transistor Sales Market Share by Regions (2015-2020) Table 59. Global Switching Transistor Revenue by Regions (2015-2020) (USD Million) Table 60. North America Switching Transistor Sales by Countries (2015-2020) (K Units) Table 61. North America Switching Transistor Sales Market Share by Countries (2015-2020) Table 62. North America Switching Transistor Revenue by Countries (2015-2020) (USD Million) Table 63. North America Switching Transistor Revenue Market Share by Countries (2015-2020) Table 64. Europe Switching Transistor Sales by Countries (2015-2020) (K Units) Table 65. Europe Switching Transistor Sales Market Share by Countries (2015-2020) Table 66. Europe Switching Transistor Revenue by Countries (2015-2020) (USD Million) Table 67. Asia-Pacific Switching Transistor Sales by Regions (2015-2020) (K Units) Table 68. Asia-Pacific Switching Transistor Sales Market Share by Regions (2015-2020) Table 69. Asia-Pacific Switching Transistor Revenue by Regions (2015-2020) (USD Million) Table 70. South America Switching Transistor Sales by Countries (2015-2020) (K Units) Table 71. South America Switching Transistor Sales Market Share by Countries (2015-2020) Table 72. South America Switching Transistor Revenue by Countries (2015-2020) (USD Million) Table 73. South America Switching Transistor Revenue Market Share by Countries (2015-2020) Table 74. Middle East & Africa Switching Transistor Sales by Countries (2015-2020) (K Units) Table 75. Middle East & Africa Switching Transistor Sales Market Share by Countries (2015-2020) Table 76. Middle East & Africa Switching Transistor Revenue by Countries (2015-2020) (USD Million) Table 77. Middle East & Africa Switching Transistor Revenue Market Share by Countries (2015-2020) Table 78. Global Switching Transistor Sales by Type (2015-2020) (K Units) Table 79. Global Switching Transistor Sales Share by Type (2015-2020) Table 80. Global Switching Transistor Revenue by Type (2015-2020) (USD Million) Table 81. Global Switching Transistor Revenue Share by Type (2015-2020) Table 82. Global Switching Transistor Sales by Application (2015-2020) (K Units) Table 83. Global Switching Transistor Sales Share by Application (2015-2020) Table 84. Global Switching Transistor Sales Forecast by Regions (2021-2025) (K Units) Table 85. Global Switching Transistor Market Share Forecast by Regions (2021-2025) Table 86. Global Switching Transistor Sales Forecast by Type (2021-2025) (K Units) Table 87. Global Switching Transistor Market Share Forecast by Type (2021-2025) Table 88. Global Switching Transistor Sales Forecast by Application (2021-2025) Table 89. Global Switching Transistor Market Share Forecast by Application (2021-2025) Table 90. Direct Channel Pros & Cons Table 91. Indirect Channel Pros & Cons Table 92. Distributors/Traders/ Dealers List List of Figures Figure 1. Switching Transistor Picture Figure 2. Global Sales Market Share of Switching Transistor by Type in 2019 Figure 3. Biopolar Picture Figure 4. Three Pole Picture Figure 5. Switching Transistor Sales Market Share by Application in 2018 Figure 6. Automitive Picture Figure 7. Appliances Picture Figure 8. Others Picture Figure 9. Global Switching Transistor Market Status and Outlook (2015-2025) (USD Million) Figure 10. United States Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 11. Canada Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 12. Mexico Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 13. Germany Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 14. France Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 15. UK Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 16. Russia Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 17. Italy Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 18. China Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 19. Japan Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 20. Korea Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 21. India Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 22. Southeast Asia Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 23. Australia Switching Transistor Revenue (Value) and Growth Rate (2015-2025) (USD Million) Figure 24. Brazil Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 25. Egypt Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 26. Saudi Arabia Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 27. South Africa Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 28. Turkey Switching Transistor Revenue (Value) and Growth Rate (2015-2025) Figure 29. Global Switching Transistor Sales Market Share by Manufacturer in 2019 Figure 30. Global Switching Transistor Revenue Market Share by Manufacturer in 2019 Figure 31. Top 3 Switching Transistor Manufacturer (Revenue) Market Share in 2019 Figure 32. Top 6 Switching Transistor Manufacturer (Revenue) Market Share in 2019 Figure 33. Key Manufacturer Market Share Trend Figure 34. Global Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 35. Global Switching Transistor Revenue and Growth Rate (2015-2020) (USD Million) Figure 36. Global Switching Transistor Revenue Market Share by Regions (2015-2020) Figure 37. Global Switching Transistor Revenue Market Share by Regions in 2018 Figure 38. North America Switching Transistor Sales and Growth Rate (2015-2020) Figure 39. Europe Switching Transistor Sales and Growth Rate (2015-2020) Figure 40. Asia-Pacific Switching Transistor Sales and Growth Rate (2015-2020) Figure 41. South America Switching Transistor Sales and Growth Rate (2015-2020) Figure 42. Middle East & Africa Switching Transistor Sales and Growth Rate (2015-2020) Figure 43. North America Switching Transistor Revenue and Growth Rate (2015-2020) (USD Million) Figure 44. North America Switching Transistor Sales Market Share by Countries (2015-2020) Figure 45. North America Switching Transistor Sales Market Share by Countries in 2018 Figure 46. North America Switching Transistor Revenue Market Share by Countries (2015-2020) (USD Million) Figure 47. North America Switching Transistor Revenue Market Share by Countries in 2018 Figure 48. United States Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 49. Canada Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 50. Mexico Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 51. Europe Switching Transistor Revenue and Growth Rate (2015-2020) (USD Million) Figure 52. Europe Switching Transistor Revenue Market Share by Countries (2015-2020) Figure 53. Europe Switching Transistor Revenue Market Share by Countries in 2019 Figure 54. Germany Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 55. UK Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 56. France Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 57. Russia Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 58. Italy Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 59. Asia-Pacific Switching Transistor Revenue and Growth Rate (2015-2020) (USD Million) Figure 60. Asia-Pacific Switching Transistor Sales Market Share by Regions 2019 Figure 61. Asia-Pacific Switching Transistor Revenue Market Share by Regions 2019 Figure 62. China Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 63. Japan Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 64. Korea Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 65. India Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 66. Southeast Asia Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 67. South America Switching Transistor Revenue and Growth Rate (2015-2020) (USD Million) Figure 68. South America Switching Transistor Sales Market Share by Countries in 2019 Figure 69. South America Switching Transistor Revenue Market Share by Countries in 2019 Figure 70. Brazil Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 71. Argentina Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 72. Middle East and Africa Switching Transistor Revenue and Growth Rate (2015-2020) (USD Million) Figure 73. Middle East and Africa Switching Transistor Sales Market Share by Countries in 2019 Figure 74. Middle East and Africa Switching Transistor Revenue Market Share by Countries (2015-2020) Figure 75. Middle East and Africa Switching Transistor Revenue Market Share by Countries in 2019 Figure 76. Saudi Arabia Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 77. Egypt Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 78. Turkey Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 79. South Africa Switching Transistor Sales and Growth Rate (2015-2020) (K Units) Figure 80. Global Switching Transistor Sales and Growth Rate (2021-2025) (K Units) Figure 81. Global Switching Transistor Revenue and Growth Rate (2021-2025) (USD Million) Figure 82. North America Sales Switching Transistor Market Forecast (2021-2025) (K Units) Figure 83. Europe Sales Switching Transistor Market Forecast (2021-2025) (K Units) Figure 84. Asia-Pacific Sales Switching Transistor Market Forecast (2021-2025) (K Units) Figure 85. South America Sales Switching Transistor Market Forecast (2021-2025) (K Units) Figure 86. Middle East & Africa Sales Switching Transistor Market Forecast (2021-2025) (K Units) Figure 87. Sales Channel: Direct Channel vs Indirect Channel

Rohm Semiconductor ON Semiconductor Infineon Technologies Central Semiconductor Vishay Renesas Electronics Didoes Optek Electronics