{"v":"2.0","page_type":"product","title":"SZ1SMB30CAT3G Littelfuse Inc. | Circuit Protection | DigiKey","breadcrumbs":[{"label":"Home","href":"/python/html6/index.html"},{"label":"Brands","href":"/python/html6/menu_brand_index/menu_brand_index_brands_87101ba214.html"},{"label":"Littelfuse Inc.","href":"/python/html6/menu_brand_products/1000/67000/menu_brand_products_LittelfuseInc_1_7478598b2b.html"},{"label":"SZ1SMB30CAT3G","href":null}],"content":{"product":{"mpn":"SZ1SMB30CAT3G","manufacturer":"Littelfuse Inc","brand":"Littelfuse Inc.","brand_url":"/python/html6/menu_brand_products/1000/67000/menu_brand_products_LittelfuseInc_1_7478598b2b.html","title":"SZ1SMB30CAT3G Littelfuse Inc. | Circuit Protection | DigiKey","description":"","attributes":[{"name":"Brand name","values":[{"value":"Littelfuse Inc.","url":"/python/html6/menu_attr_pair/1000/242000000/242400000/menu_attr_pair_Brandname_LittelfuseInc_1_29eb7f1f47.html"}],"name_url":"/python/html6/menu_attr_pair/1000/242000000/242400000/menu_attr_pair_Brandname_LittelfuseInc_1_29eb7f1f47.html"},{"name":"Manufacturer name","values":[{"value":"Littelfuse Inc.","url":"/python/html6/menu_attr_pair/1000/141000000/141037000/menu_attr_pair_Manufacturername_LittelfuseInc_1_ffd1fcbc5b.html"}],"name_url":"/python/html6/menu_attr_pair/1000/141000000/141037000/menu_attr_pair_Manufacturername_LittelfuseInc_1_ffd1fcbc5b.html"},{"name":"Manufacturer","values":[{"value":"Littelfuse Inc.","url":"/python/html6/menu_attr_pair/1000/2000000/2052000/menu_attr_pair_Manufacturer_LittelfuseInc_1_ed368fa3d5.html"}],"name_url":"/python/html6/menu_attr_pair/1000/2000000/2052000/menu_attr_pair_Manufacturer_LittelfuseInc_1_ed368fa3d5.html"},{"name":"Extra Product Name","values":[{"value":"SZ1SMB30CAT3G Littelfuse Inc. | Circuit Protection | DigiKey","url":"/python/html6/menu_attr_pair/1000/234000000/234998000/menu_attr_pair_ExtraProductName_SZ1SMB30CAT3GLittelfuseIncCircuitProtectio_1_28d7569139.html"}],"name_url":"/python/html6/menu_attr_pair/1000/234000000/234998000/menu_attr_pair_ExtraProductName_SZ1SMB30CAT3GLittelfuseIncCircuitProtectio_1_28d7569139.html"},{"name":"atoms","values":[{"value":"1","url":"/python/html6/menu_attr_pair/1000/170000000/170257000/menu_attr_pair_atoms_1_1_fa25edd0e2.html"}],"name_url":"/python/html6/menu_attr_pair/1000/170000000/170257000/menu_attr_pair_atoms_1_1_fa25edd0e2.html"},{"name":"extraShipping","values":[{"value":"0","url":"/python/html6/menu_attr_pair/1000/258000000/258584000/menu_attr_pair_extraShipping_0_1_bd4d53cdf7.html"}],"name_url":"/python/html6/menu_attr_pair/1000/258000000/258584000/menu_attr_pair_extraShipping_0_1_bd4d53cdf7.html"},{"name":"moq","values":[{"value":"1","url":"/python/html6/menu_attr_pair/1000/164000000/164262000/menu_attr_pair_moq_1_1_29ca727a89.html"}],"name_url":"/python/html6/menu_attr_pair/1000/164000000/164262000/menu_attr_pair_moq_1_1_29ca727a89.html"},{"name":"MPN","values":[{"value":"SZ1SMB30CAT3G","url":"/python/html6/menu_attr_pair/1000/225000000/225690000/menu_attr_pair_MPN_SZ1SMB30CAT3G_1_b639747415.html"}],"name_url":"/python/html6/menu_attr_pair/1000/225000000/225690000/menu_attr_pair_MPN_SZ1SMB30CAT3G_1_b639747415.html"},{"name":"multiple","values":[{"value":"1","url":"/python/html6/menu_attr_pair/1000/257000000/257999000/menu_attr_pair_multiple_1_1_2f60c1bab8.html"}],"name_url":"/python/html6/menu_attr_pair/1000/257000000/257999000/menu_attr_pair_multiple_1_1_2f60c1bab8.html"},{"name":"packaging","values":[{"value":"Cut Tape (CT) & Digi-Reel?","url":"/python/html6/menu_attr_pair/1000/262000000/262857000/menu_attr_pair_packaging_CutTapeCTDigiReel_1_6fe9c4f58e.html"}],"name_url":"/python/html6/menu_attr_pair/1000/262000000/262857000/menu_attr_pair_packaging_CutTapeCTDigiReel_1_6fe9c4f58e.html"},{"name":"qtyInStock","values":[{"value":"0","url":"/python/html6/menu_attr_pair/1000/119000000/119332000/menu_attr_pair_qtyInStock_0_1_38510c9e21.html"}],"name_url":"/python/html6/menu_attr_pair/1000/119000000/119332000/menu_attr_pair_qtyInStock_0_1_38510c9e21.html"},{"name":"SKU","values":[{"value":"8548343","url":"/python/html6/menu_attr_pair/1000/156000000/156840000/menu_attr_pair_SKU_8548343_1_2cbee19099.html"}],"name_url":"/python/html6/menu_attr_pair/1000/156000000/156840000/menu_attr_pair_SKU_8548343_1_2cbee19099.html"},{"name":"snippet","values":[{"value":"48.4V Clamp 12.4A Ipp Tvs Diode Surface Mount SMB","url":"/python/html6/menu_attr_pair/1000/45000000/45905000/menu_attr_pair_snippet_484VClamp124AIppTvsDiodeSurfaceMountSMB_1_a51c716e54.html"}],"name_url":"/python/html6/menu_attr_pair/1000/45000000/45905000/menu_attr_pair_snippet_484VClamp124AIppTvsDiodeSurfaceMountSMB_1_a51c716e54.html"},{"name":"tierMinQty1","values":[{"value":"1","url":"/python/html6/menu_attr_pair/1000/226000000/226987000/menu_attr_pair_tierMinQty1_1_1_974840705d.html"}],"name_url":"/python/html6/menu_attr_pair/1000/226000000/226987000/menu_attr_pair_tierMinQty1_1_1_974840705d.html"},{"name":"tierMinQty2","values":[{"value":"10","url":"/python/html6/menu_attr_pair/1000/146000000/146369000/menu_attr_pair_tierMinQty2_10_1_6ea934bd03.html"}],"name_url":"/python/html6/menu_attr_pair/1000/146000000/146369000/menu_attr_pair_tierMinQty2_10_1_6ea934bd03.html"},{"name":"tierMinQty3","values":[{"value":"100","url":"/python/html6/menu_attr_pair/1000/201000000/201454000/menu_attr_pair_tierMinQty3_100_1_af5bfb97b4.html"}],"name_url":"/python/html6/menu_attr_pair/1000/201000000/201454000/menu_attr_pair_tierMinQty3_100_1_af5bfb97b4.html"},{"name":"tierMinQty4","values":[{"value":"500","url":"/python/html6/menu_attr_pair/1000/158000000/158282000/menu_attr_pair_tierMinQty4_500_1_b860aaea8b.html"}],"name_url":"/python/html6/menu_attr_pair/1000/158000000/158282000/menu_attr_pair_tierMinQty4_500_1_b860aaea8b.html"},{"name":"tierMinQty5","values":[{"value":"1,000","url":"/python/html6/menu_attr_pair/1000/152000000/152972000/menu_attr_pair_tierMinQty5_1000_1_4534ebde7d.html"}],"name_url":"/python/html6/menu_attr_pair/1000/152000000/152972000/menu_attr_pair_tierMinQty5_1000_1_4534ebde7d.html"},{"name":"tierMinQty6","values":[{"value":"2,500","url":"/python/html6/menu_attr_pair/1000/94000000/94599000/menu_attr_pair_tierMinQty6_2500_1_f8437e4968.html"}],"name_url":"/python/html6/menu_attr_pair/1000/94000000/94599000/menu_attr_pair_tierMinQty6_2500_1_f8437e4968.html"},{"name":"tierMinQty7","values":[{"value":"5,000","url":"/python/html6/menu_attr_pair/1000/122000000/122945000/menu_attr_pair_tierMinQty7_5000_1_86891557b3.html"}],"name_url":"/python/html6/menu_attr_pair/1000/122000000/122945000/menu_attr_pair_tierMinQty7_5000_1_86891557b3.html"},{"name":"tierMinQty8","values":[{"value":"12,500","url":"/python/html6/menu_attr_pair/1000/110000000/110320000/menu_attr_pair_tierMinQty8_12500_1_cb6a3f4363.html"}],"name_url":"/python/html6/menu_attr_pair/1000/110000000/110320000/menu_attr_pair_tierMinQty8_12500_1_cb6a3f4363.html"},{"name":"tierMinQty9","values":[{"value":"25,000","url":"/python/html6/menu_attr_pair/1000/110000000/110454000/menu_attr_pair_tierMinQty9_25000_1_ff02d199d1.html"}],"name_url":"/python/html6/menu_attr_pair/1000/110000000/110454000/menu_attr_pair_tierMinQty9_25000_1_ff02d199d1.html"},{"name":"tierPrice1","values":[{"value":"0.736","url":"/python/html6/menu_attr_pair/1000/83000000/83010000/menu_attr_pair_tierPrice1_0736_1_180f66ef4d.html"}],"name_url":"/python/html6/menu_attr_pair/1000/83000000/83010000/menu_attr_pair_tierPrice1_0736_1_180f66ef4d.html"},{"name":"tierPrice2","values":[{"value":"0.64515","url":"/python/html6/menu_attr_pair/1000/126000000/126178000/menu_attr_pair_tierPrice2_064515_1_7f9a602dc7.html"}],"name_url":"/python/html6/menu_attr_pair/1000/126000000/126178000/menu_attr_pair_tierPrice2_064515_1_7f9a602dc7.html"},{"name":"tierPrice3","values":[{"value":"0.49495999999999996","url":"/python/html6/menu_attr_pair/1000/128000000/128573000/menu_attr_pair_tierPrice3_049495999999999996_1_c4f08a93ef.html"}],"name_url":"/python/html6/menu_attr_pair/1000/128000000/128573000/menu_attr_pair_tierPrice3_049495999999999996_1_c4f08a93ef.html"},{"name":"tierPrice4","values":[{"value":"0.39122999999999997","url":"/python/html6/menu_attr_pair/1000/187000000/187207000/menu_attr_pair_tierPrice4_039122999999999997_1_28003c1536.html"}],"name_url":"/python/html6/menu_attr_pair/1000/187000000/187207000/menu_attr_pair_tierPrice4_039122999999999997_1_28003c1536.html"},{"name":"tierPrice5","values":[{"value":"0.312984","url":"/python/html6/menu_attr_pair/1000/263000000/263634000/menu_attr_pair_tierPrice5_0312984_1_55e6b8983f.html"}],"name_url":"/python/html6/menu_attr_pair/1000/263000000/263634000/menu_attr_pair_tierPrice5_0312984_1_55e6b8983f.html"},{"name":"tierPrice6","values":[{"value":"0.283636","url":"/python/html6/menu_attr_pair/1000/85000000/85836000/menu_attr_pair_tierPrice6_0283636_1_4e5e555631.html"}],"name_url":"/python/html6/menu_attr_pair/1000/85000000/85836000/menu_attr_pair_tierPrice6_0283636_1_4e5e555631.html"},{"name":"tierPrice7","values":[{"value":"0.264086","url":"/python/html6/menu_attr_pair/1000/103000000/103824000/menu_attr_pair_tierPrice7_0264086_1_bc916f7f50.html"}],"name_url":"/python/html6/menu_attr_pair/1000/103000000/103824000/menu_attr_pair_tierPrice7_0264086_1_bc916f7f50.html"},{"name":"tierPrice8","values":[{"value":"0.25429949999999996","url":"/python/html6/menu_attr_pair/1000/46000000/46688000/menu_attr_pair_tierPrice8_025429949999999996_1_f2a403fa63.html"}],"name_url":"/python/html6/menu_attr_pair/1000/46000000/46688000/menu_attr_pair_tierPrice8_025429949999999996_1_f2a403fa63.html"},{"name":"tierPrice9","values":[{"value":"0.21262","url":"/python/html6/menu_attr_pair/1000/57000000/57260000/menu_attr_pair_tierPrice9_021262_1_47af76f575.html"}],"name_url":"/python/html6/menu_attr_pair/1000/57000000/57260000/menu_attr_pair_tierPrice9_021262_1_47af76f575.html"},{"name":"Category","values":[{"value":"Circuit Protection","url":"/python/html6/menu_attr_pair/1000/121000000/121703000/menu_attr_pair_Category_CircuitProtection_1_de7ca80ae9.html"}],"name_url":"/python/html6/menu_attr_pair/1000/121000000/121703000/menu_attr_pair_Category_CircuitProtection_1_de7ca80ae9.html"},{"name":"Mfr","values":[{"value":"Littelfuse Inc.","url":"/python/html6/menu_attr_pair/1000/118000000/118365000/menu_attr_pair_Mfr_LittelfuseInc_1_7143365601.html"}],"name_url":"/python/html6/menu_attr_pair/1000/118000000/118365000/menu_attr_pair_Mfr_LittelfuseInc_1_7143365601.html"},{"name":"Series","values":[{"value":"Automotive, AEC-Q101","url":"/python/html6/menu_attr_pair/1000/123000000/123886000/menu_attr_pair_Series_AutomotiveAECQ101_1_73e1b8b43a.html"}],"name_url":"/python/html6/menu_attr_pair/1000/123000000/123886000/menu_attr_pair_Series_AutomotiveAECQ101_1_73e1b8b43a.html"},{"name":"Package","values":[{"value":"Tape & Reel (TR)","url":"/python/html6/menu_attr_pair/1000/9000000/9107000/menu_attr_pair_Package_TapeReelTR_1_0d5e14422d.html"}],"name_url":"/python/html6/menu_attr_pair/1000/9000000/9107000/menu_attr_pair_Package_TapeReelTR_1_0d5e14422d.html"},{"name":"Product Status","values":[{"value":"Active","url":"/python/html6/menu_attr_pair/1000/31000000/31025000/menu_attr_pair_ProductStatus_Active_1_409e936f40.html"}],"name_url":"/python/html6/menu_attr_pair/1000/31000000/31025000/menu_attr_pair_ProductStatus_Active_1_409e936f40.html"},{"name":"Type","values":[{"value":"Zener","url":"/python/html6/menu_attr_pair/1000/145000000/145281000/menu_attr_pair_Type_Zener_1_a234a3b888.html"}],"name_url":"/python/html6/menu_attr_pair/1000/145000000/145281000/menu_attr_pair_Type_Zener_1_a234a3b888.html"},{"name":"Bidirectional Channels","values":[{"value":"1","url":"/python/html6/menu_attr_pair/1000/258000000/258906000/menu_attr_pair_BidirectionalChannels_1_1_00a2dbab1e.html"}],"name_url":"/python/html6/menu_attr_pair/1000/258000000/258906000/menu_attr_pair_BidirectionalChannels_1_1_00a2dbab1e.html"},{"name":"Voltage - Reverse Standoff (Typ)","values":[{"value":"30V","url":"/python/html6/menu_attr_pair/1000/120000000/120360000/menu_attr_pair_VoltageReverseStandoffTyp_30V_1_3c39630702.html"}],"name_url":"/python/html6/menu_attr_pair/1000/120000000/120360000/menu_attr_pair_VoltageReverseStandoffTyp_30V_1_3c39630702.html"},{"name":"Voltage - Breakdown (Min)","values":[{"value":"33.3V","url":"/python/html6/menu_attr_pair/1000/85000000/85939000/menu_attr_pair_VoltageBreakdownMin_333V_1_f7c7e044ae.html"}],"name_url":"/python/html6/menu_attr_pair/1000/85000000/85939000/menu_attr_pair_VoltageBreakdownMin_333V_1_f7c7e044ae.html"},{"name":"Voltage - Clamping (Max) @ Ipp","values":[{"value":"48.4V","url":"/python/html6/menu_attr_pair/1000/106000000/106964000/menu_attr_pair_VoltageClampingMaxIpp_484V_1_188b29950c.html"}],"name_url":"/python/html6/menu_attr_pair/1000/106000000/106964000/menu_attr_pair_VoltageClampingMaxIpp_484V_1_188b29950c.html"},{"name":"Current - Peak Pulse (10/1000?s)","values":[{"value":"12.4A","url":"/python/html6/menu_attr_pair/1000/5000000/5278000/menu_attr_pair_CurrentPeakPulse101000s_124A_1_bd52100c7a.html"}],"name_url":"/python/html6/menu_attr_pair/1000/5000000/5278000/menu_attr_pair_CurrentPeakPulse101000s_124A_1_bd52100c7a.html"},{"name":"Power - Peak Pulse","values":[{"value":"600W","url":"/python/html6/menu_attr_pair/1000/206000000/206395000/menu_attr_pair_PowerPeakPulse_600W_1_523ced11d6.html"}],"name_url":"/python/html6/menu_attr_pair/1000/206000000/206395000/menu_attr_pair_PowerPeakPulse_600W_1_523ced11d6.html"},{"name":"Power Line Protection","values":[{"value":"No","url":"/python/html6/menu_attr_pair/1000/87000000/87215000/menu_attr_pair_PowerLineProtection_No_1_423f589173.html"}],"name_url":"/python/html6/menu_attr_pair/1000/87000000/87215000/menu_attr_pair_PowerLineProtection_No_1_423f589173.html"},{"name":"Applications","values":[{"value":"Automotive","url":"/python/html6/menu_attr_pair/1000/38000000/38374000/menu_attr_pair_Applications_Automotive_1_7158d9d15e.html"}],"name_url":"/python/html6/menu_attr_pair/1000/38000000/38374000/menu_attr_pair_Applications_Automotive_1_7158d9d15e.html"},{"name":"Capacitance @ Frequency","values":[{"value":"290pF @ 1MHz","url":"/python/html6/menu_attr_pair/1000/117000000/117280000/menu_attr_pair_CapacitanceFrequency_290pF1MHz_1_9f97da2167.html"}],"name_url":"/python/html6/menu_attr_pair/1000/117000000/117280000/menu_attr_pair_CapacitanceFrequency_290pF1MHz_1_9f97da2167.html"},{"name":"Operating Temperature","values":[{"value":"-65?C ~ 150?C (TJ)","url":"/python/html6/menu_attr_pair/1000/136000000/136196000/menu_attr_pair_OperatingTemperature_65C150CTJ_1_b45899af88.html"}],"name_url":"/python/html6/menu_attr_pair/1000/136000000/136196000/menu_attr_pair_OperatingTemperature_65C150CTJ_1_b45899af88.html"},{"name":"Mounting Type","values":[{"value":"Surface Mount","url":"/python/html6/menu_attr_pair/1000/133000000/133047000/menu_attr_pair_MountingType_SurfaceMount_1_2b547b73a9.html"}],"name_url":"/python/html6/menu_attr_pair/1000/133000000/133047000/menu_attr_pair_MountingType_SurfaceMount_1_2b547b73a9.html"},{"name":"Package / Case","values":[{"value":"DO-214AA, SMB","url":"/python/html6/menu_attr_pair/1000/179000000/179651000/menu_attr_pair_PackageCase_DO214AASMB_1_a71f50c208.html"}],"name_url":"/python/html6/menu_attr_pair/1000/179000000/179651000/menu_attr_pair_PackageCase_DO214AASMB_1_a71f50c208.html"},{"name":"Supplier Device Package","values":[{"value":"SMB","url":"/python/html6/menu_attr_pair/1000/7000000/7034000/menu_attr_pair_SupplierDevicePackage_SMB_1_8dc2af79d9.html"}],"name_url":"/python/html6/menu_attr_pair/1000/7000000/7034000/menu_attr_pair_SupplierDevicePackage_SMB_1_8dc2af79d9.html"},{"name":"Base Product Number","values":[{"value":"1SMB","url":"/python/html6/menu_attr_pair/1000/168000000/168842000/menu_attr_pair_BaseProductNumber_1SMB_1_9a29613d95.html"}],"name_url":"/python/html6/menu_attr_pair/1000/168000000/168842000/menu_attr_pair_BaseProductNumber_1SMB_1_9a29613d95.html"}],"images":[],"distributors":[{"name":"Digi-Key","sku":"8548343","url":"https://www.digikey.com/en/products/detail/littelfuse-inc/SZ1SMB30CAT3G/8548343","pricing":[{"quantity":1,"price_usd":0.736}],"stock":{"available":false,"quantity":null,"lead_time_days":null},"moq":1,"multiple":1},{"name":"Newark","sku":"54AH3811","url":"https://www.newark.com/54AH3811","pricing":[{"quantity":1,"price_usd":0.612}],"stock":{"available":true,"quantity":1394,"lead_time_days":0},"moq":1,"multiple":1,"image":"http://www.newark.com/productimages/large/en_GB/3361265-40.jpg"},{"name":"Newark","sku":"34AC6365","url":"https://www.newark.com/34AC6365","pricing":[{"quantity":1,"price_usd":0.278}],"stock":{"available":false,"quantity":null,"lead_time_days":null},"moq":2500,"multiple":2500},{"name":"Digi-Key","sku":"8548418","url":"https://www.digikey.com/en/products/detail/littelfuse-inc/SZ1SMB30CAT3G/8548418","pricing":[{"quantity":1,"price_usd":0.61}],"stock":{"available":false,"quantity":null,"lead_time_days":null},"moq":1,"multiple":1,"image":"https://media.digikey.com/Renders/On%20Semi%20Renders/DO-214AA_SMB403C.jpg"},{"name":"Digi-Key","sku":"3062970","url":"https://www.digikey.com/en/products/detail/littelfuse-inc/SZ1SMB30CAT3G/3062970","pricing":[{"quantity":1,"price_usd":0.736}],"stock":{"available":true,"quantity":4871,"lead_time_days":0},"moq":1000,"multiple":1000},{"name":"jotrin.com","sku":"JT31-SZ1SMB30CAT3G","url":"https://www.jotrin.com/product/parts/SZ1SMB30CAT3G","pricing":[],"stock":{"available":true,"quantity":15000,"lead_time_days":0},"moq":1,"multiple":1,"image":"https://www.dataalchemy.com/python/getu/ce780835-b9d1-46bd-b7e6-fc15fc1fa7cc"}],"amazon":{"available":false,"products":[]},"metadata":{"generated_date":"2026-09-17","last_updated":"2026-09-17","data_sources":["Digi-Key","Newark","jotrin.com"],"completeness":0.85,"version":"1.2"}}},"pagination":null,"nav":{"home":"/python/html6/index.html","brands":"/python/html6/menu_brand_index/menu_brand_index_brands_87101ba214.html","parts":"/python/html6/menu_part_index/menu_part_index_parts_909e6bf0ca.html","attributes":"/python/html6/menu_attr_index/menu_attr_index_attributes_d7f67a250d.html"}}