Product Summary
The 81RIA120 is a type of international rectifier, which is widely used in DC motor controls, controlled DC power supplies, AC controllers and so on.
Parametrics
81RIA120 maximum ratings: (1)Operating temperature range: -40 to 125℃; (2)Storage temperature: -40 to 150℃; (3)Thermal resistance: 0.30k/w; (4)Approximate weight: 130g; (5)Max. non-repetitive rate of rise of turned-on current: 300 A/μs.
Features
81RIA120 features: (1)Hermetic glass-metal seal; (2)International standard case TO-209AC (TO-94).
Diagrams

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![]() Vishay Semiconductors |
![]() SCRs 1200 Volt 80 Amp |
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![]() 81RIA120 |
![]() Vishay Semiconductors |
![]() SCRs 1200 Volt 80 Amp |
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![]() 81RIA40 |
![]() Vishay Semiconductors |
![]() SCRs 80 Amp 400 Volt 1990 Amp ITSM |
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![]() 81RIA80 |
![]() Vishay Semiconductors |
![]() SCRs 80 Amp 800 Volt 1990 Amp ITSM |
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(Hong Kong)









