{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"BTA08-600SWRG","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"BTA08-600SWRG","canonicalUrl":"https://icboms.com/stmicroelectronics/BTA08-600SWRG","factsUrl":"https://icboms.com/api/mcp/products/BTA08-600SWRG","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics BTA08-600SWRG triac, logic-level sensitive gate, 8 A RMS on-state, 600 V off-state, single configuration, TO-220-3 through-hole package, tube.","salesMarkdown":"The BTA08-600SWRG comes in a TO-220-3 through-hole package (supplier device package TO-220) — the three-lead power tab footprint that has been a standard for triacs and thyristors for decades. The tab is the main conduction path, so the PCB copper area under it sets the thermal resistance; a generous pad or a heatsink keeps the junction below the 125 °C ceiling during an 8 A RMS load. ## What the sensitive gate means on the bench Logic-level sensitive gate means the gate trigger current (Igt) is 10 mA max, with a gate trigger voltage (Vgt) of 1.3 V max — low enough to be driven directly by a 5 V logic output or a microcontroller GPIO through a series resistor, without a separate driver transistor. The hold current (Ih) is 15 mA max, so the triac stays latched once triggered as long as the load current stays above that threshold; if the load is a low-wattage incandescent lamp or a relay coil that drops below 15 mA near the zero crossing, it may drop out prematurely. ## Surge current and inrush handling Non-repetitive surge current is rated 80 A at 50 Hz and 84 A at 60 Hz — this covers the cold-filament inrush of an incandescent load or the start-up surge of a small motor, as long as the surge duration is within one mains half-cycle. The 8 A RMS continuous rating is the steady-state ceiling; for loads with repetitive inrush (like a capacitive power supply), the surge rating sets the margin for the first few cycles.","metaTitle":"ST BTA08-600SWRG Triac, 8A 600V Sensitive Gate TO-220","metaDescription":"BTA08-600SWRG triac, 8 A RMS, 600 V off-state, logic-level sensitive gate, TO-220 package. Active production, ROHS3 compliant. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Discrete Semiconductors"],"specifications":{"Package":"Tube","Triac Type":"Logic - Sensitive Gate","Configuration":"Single","Mounting Type":"Through Hole","Package / Case":"TO-220-3","lifecycle_stage":"eol_hot","Voltage - Off State":"600 V","Operating Temperature":"-40°C ~ 125°C (TJ)","Supplier Device Package":"TO-220","Current - Hold (Ih) (Max)":"15 mA","Current - Gate Trigger (Igt) (Max)":"10 mA","Voltage - Gate Trigger (Vgt) (Max)":"1.3 V","Current - On State (It (RMS)) (Max)":"8 A","Current - Non Rep. Surge 50, 60Hz (Itsm)":"80A, 84A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.66","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$1.66000","currency":"USD"},{"qty":10,"price":"$1.49200","currency":"USD"},{"qty":100,"price":"$1.19960","currency":"USD"},{"qty":500,"price":"$0.98556","currency":"USD"},{"qty":1000,"price":"$0.92978","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/0487bb02ea1e8827bd4e76ea03ec24d7.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is BTA08-600SWRG's listed triac type?","answer":"It is a Logic - Sensitive Gate triac, meaning the gate trigger current is 10 mA max and gate trigger voltage is 1.3 V max — compatible with low-voltage logic drive."},{"question":"What compliance documentation does this brand provide for BTA08-600SWRG?","answer":"The part is ROHS3 compliant."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/BTA08-600SWRG","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/BTA08-600SWRG when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:49:49.435Z","lastPublished":"2026-08-11T15:49:49.435Z","indexable":true}}