Enhance your electronic designs with the reliable and high-performance Aluminum Electrolytic Capacitor from TDK CORPORATION. Designed for general-purpose applications, this radial leaded capacitor offers excellent stability, durability, and efficiency for various electronic circuits.
Radial leaded aluminum electrolytic capacitor suitable for filtering, coupling, and pulse circuits
High CV product for compact design
RoHS-compatible for environmentally conscious applications
Charge-discharge proof and polarized construction
Aluminum case with insulating sleeve and safety vent (diameter ≥ 6.3 mm)
Electrical Specifications
Series
Rated Voltage (V R)
Surge Voltage (V S)
Capacitance Range
Capacitance Tolerance
Max Dissipation Factor (tan δ)
Leakage Current (I leak)
Useful Life (at 105°C)
B43851
160 ... 450 V DC
1.1 V R
0.47 ... 680 µF
±20%
0.10 ... 0.20
3 µA or greater at 20°C, 5 min
> 3000 hours at 105°C
Physical Dimensions & Weights
Diameter (mm)
Length (mm)
Approximate Weight (g)
6.3
11 + 1.0
0.7
8
11.5 + 1.5
1.0
10
12.5 + 1.0
1.6
12.5
20 + 2.0
3.6
16
20 + 2.0
5.5
18
35 + 2.0
13.0
20
35 + 2.0
18.0
22
40 + 2.0
23.0
25
40 + 2.0
25.0
Additional Information
For detailed specifications, application notes, and handling instructions, please refer to the full datasheet.
Note: The presented product series B41851 and B43851 are being withdrawn. Please contact your nearest EPCOS sales office for support and suitable substitutes.
Note: The product image displayed is a standard reference image. Actual product appearance may vary. For the most accurate and up-to-date representation, we recommend searching the part number online.
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{"id":10009472893245,"title":"B43851A9475M008","handle":"b43851a9475m008","description":"\u003ch3\u003eAluminum Electrolytic Capacitor - Polarized\u003c\/h3\u003e\n\u003cp\u003eEnhance your electronic designs with the reliable and high-performance \u003cstrong\u003eAluminum Electrolytic Capacitor\u003c\/strong\u003e from TDK CORPORATION. Designed for general-purpose applications, this radial leaded capacitor offers excellent stability, durability, and efficiency for various electronic circuits.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e B43851A9475M008\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e TDK CORPORATION\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e BR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure (UOM):\u003c\/strong\u003e EA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e T\u0026amp;R (Taped \u0026amp; Reeled)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.epcos.com\/inf\/20\/30\/db\/aec_2013\/B41851_B43851.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRadial leaded aluminum electrolytic capacitor suitable for filtering, coupling, and pulse circuits\u003c\/li\u003e\n\u003cli\u003eHigh CV product for compact design\u003c\/li\u003e\n\u003cli\u003eRoHS-compatible for environmentally conscious applications\u003c\/li\u003e\n\u003cli\u003eCharge-discharge proof and polarized construction\u003c\/li\u003e\n\u003cli\u003eAluminum case with insulating sleeve and safety vent (diameter ≥ 6.3 mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eSeries\u003c\/th\u003e\n\u003cth\u003eRated Voltage (V R)\u003c\/th\u003e\n\u003cth\u003eSurge Voltage (V S)\u003c\/th\u003e\n\u003cth\u003eCapacitance Range\u003c\/th\u003e\n\u003cth\u003eCapacitance Tolerance\u003c\/th\u003e\n\u003cth\u003eMax Dissipation Factor (tan δ)\u003c\/th\u003e\n\u003cth\u003eLeakage Current (I leak)\u003c\/th\u003e\n\u003cth\u003eUseful Life (at 105°C)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB43851\u003c\/td\u003e\n\u003ctd\u003e160 ... 450 V DC\u003c\/td\u003e\n\u003ctd\u003e1.1 V R\u003c\/td\u003e\n\u003ctd\u003e0.47 ... 680 µF\u003c\/td\u003e\n\u003ctd\u003e±20%\u003c\/td\u003e\n\u003ctd\u003e0.10 ... 0.20\u003c\/td\u003e\n\u003ctd\u003e3 µA or greater at 20°C, 5 min\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 3000 hours at 105°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePhysical Dimensions \u0026amp; Weights\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eDiameter (mm)\u003c\/th\u003e\n\u003cth\u003eLength (mm)\u003c\/th\u003e\n\u003cth\u003eApproximate Weight (g)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6.3\u003c\/td\u003e\n\u003ctd\u003e11 + 1.0\u003c\/td\u003e\n\u003ctd\u003e0.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e11.5 + 1.5\u003c\/td\u003e\n\u003ctd\u003e1.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e12.5 + 1.0\u003c\/td\u003e\n\u003ctd\u003e1.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12.5\u003c\/td\u003e\n\u003ctd\u003e20 + 2.0\u003c\/td\u003e\n\u003ctd\u003e3.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003ctd\u003e20 + 2.0\u003c\/td\u003e\n\u003ctd\u003e5.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003ctd\u003e35 + 2.0\u003c\/td\u003e\n\u003ctd\u003e13.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003ctd\u003e35 + 2.0\u003c\/td\u003e\n\u003ctd\u003e18.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\u003c\/td\u003e\n\u003ctd\u003e40 + 2.0\u003c\/td\u003e\n\u003ctd\u003e23.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e25\u003c\/td\u003e\n\u003ctd\u003e40 + 2.0\u003c\/td\u003e\n\u003ctd\u003e25.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications, application notes, and handling instructions, please refer to the \u003ca href=\"https:\/\/www.epcos.com\/inf\/20\/30\/db\/aec_2013\/B41851_B43851.pdf\" target=\"_blank\"\u003efull datasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: The presented product series B41851 and B43851 are being withdrawn. Please contact your nearest EPCOS sales office for support and suitable substitutes.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNote: The product image displayed is a standard reference image. Actual product appearance may vary. For the most accurate and up-to-date representation, we recommend searching the part number online.\u003c\/strong\u003e\u003c\/p\u003e","published_at":"2025-08-08T14:14:24+05:30","created_at":"2025-08-08T14:14:24+05:30","vendor":"Waldom Electonics","type":"Capacitors","tags":["Aluminum","Capacitor","IMPORT_PT2","Radial","STD_IMG","TDK","WLDM"],"price":2370,"price_min":2370,"price_max":2370,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":50563331162429,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B43851A9475M008","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"B43851A9475M008","public_title":null,"options":["Default Title"],"price":2370,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"B43851A9475M008","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_90bc806c-2cb1-4323-9e56-67c0dfb2fa8d.jpg?v=1754642664"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_90bc806c-2cb1-4323-9e56-67c0dfb2fa8d.jpg?v=1754642664","options":["Title"],"media":[{"alt":null,"id":45726515331389,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1024,"width":1024,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_90bc806c-2cb1-4323-9e56-67c0dfb2fa8d.jpg?v=1754642664"},"aspect_ratio":1.0,"height":1024,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_90bc806c-2cb1-4323-9e56-67c0dfb2fa8d.jpg?v=1754642664","width":1024}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eAluminum Electrolytic Capacitor - Polarized\u003c\/h3\u003e\n\u003cp\u003eEnhance your electronic designs with the reliable and high-performance \u003cstrong\u003eAluminum Electrolytic Capacitor\u003c\/strong\u003e from TDK CORPORATION. Designed for general-purpose applications, this radial leaded capacitor offers excellent stability, durability, and efficiency for various electronic circuits.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e B43851A9475M008\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e TDK CORPORATION\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e BR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure (UOM):\u003c\/strong\u003e EA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e T\u0026amp;R (Taped \u0026amp; Reeled)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.epcos.com\/inf\/20\/30\/db\/aec_2013\/B41851_B43851.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRadial leaded aluminum electrolytic capacitor suitable for filtering, coupling, and pulse circuits\u003c\/li\u003e\n\u003cli\u003eHigh CV product for compact design\u003c\/li\u003e\n\u003cli\u003eRoHS-compatible for environmentally conscious applications\u003c\/li\u003e\n\u003cli\u003eCharge-discharge proof and polarized construction\u003c\/li\u003e\n\u003cli\u003eAluminum case with insulating sleeve and safety vent (diameter ≥ 6.3 mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eSeries\u003c\/th\u003e\n\u003cth\u003eRated Voltage (V R)\u003c\/th\u003e\n\u003cth\u003eSurge Voltage (V S)\u003c\/th\u003e\n\u003cth\u003eCapacitance Range\u003c\/th\u003e\n\u003cth\u003eCapacitance Tolerance\u003c\/th\u003e\n\u003cth\u003eMax Dissipation Factor (tan δ)\u003c\/th\u003e\n\u003cth\u003eLeakage Current (I leak)\u003c\/th\u003e\n\u003cth\u003eUseful Life (at 105°C)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB43851\u003c\/td\u003e\n\u003ctd\u003e160 ... 450 V DC\u003c\/td\u003e\n\u003ctd\u003e1.1 V R\u003c\/td\u003e\n\u003ctd\u003e0.47 ... 680 µF\u003c\/td\u003e\n\u003ctd\u003e±20%\u003c\/td\u003e\n\u003ctd\u003e0.10 ... 0.20\u003c\/td\u003e\n\u003ctd\u003e3 µA or greater at 20°C, 5 min\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 3000 hours at 105°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePhysical Dimensions \u0026amp; Weights\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eDiameter (mm)\u003c\/th\u003e\n\u003cth\u003eLength (mm)\u003c\/th\u003e\n\u003cth\u003eApproximate Weight (g)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6.3\u003c\/td\u003e\n\u003ctd\u003e11 + 1.0\u003c\/td\u003e\n\u003ctd\u003e0.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e11.5 + 1.5\u003c\/td\u003e\n\u003ctd\u003e1.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e12.5 + 1.0\u003c\/td\u003e\n\u003ctd\u003e1.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12.5\u003c\/td\u003e\n\u003ctd\u003e20 + 2.0\u003c\/td\u003e\n\u003ctd\u003e3.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003ctd\u003e20 + 2.0\u003c\/td\u003e\n\u003ctd\u003e5.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003ctd\u003e35 + 2.0\u003c\/td\u003e\n\u003ctd\u003e13.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003ctd\u003e35 + 2.0\u003c\/td\u003e\n\u003ctd\u003e18.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\u003c\/td\u003e\n\u003ctd\u003e40 + 2.0\u003c\/td\u003e\n\u003ctd\u003e23.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e25\u003c\/td\u003e\n\u003ctd\u003e40 + 2.0\u003c\/td\u003e\n\u003ctd\u003e25.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications, application notes, and handling instructions, please refer to the \u003ca href=\"https:\/\/www.epcos.com\/inf\/20\/30\/db\/aec_2013\/B41851_B43851.pdf\" target=\"_blank\"\u003efull datasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: The presented product series B41851 and B43851 are being withdrawn. Please contact your nearest EPCOS sales office for support and suitable substitutes.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNote: The product image displayed is a standard reference image. Actual product appearance may vary. For the most accurate and up-to-date representation, we recommend searching the part number online.\u003c\/strong\u003e\u003c\/p\u003e"}
