WELWYN/TT ELECTRONICS HA19-20000LF Common Mode Choke
Introducing the WELWYN/TT ELECTRONICS HA19-20000LF, a high-performance common mode choke designed for noise suppression in electric power steering (EPS) systems and other electronic control applications. Manufactured in Malaysia, this component ensures reliable operation in rugged environments with excellent current handling capabilities.
Product Features
Operating temperature range: -40°C to +125°C
Rated current: up to 28.0 amps
Maximum ambient temperature: +85°C
Maximum temperature rise: 40°C
Reduces line conducted interference
Low loss ferrite core for efficient performance
Proven durability in demanding environments
RoHS compliant and AEC-Q200 certified
Pb-free and compliant with EU RoHS Directive 2011/65/EU (RoHS 3)
Technical Specifications
Part Number
Inductance (μH) Min.
Rated Current (Amps) Typ.
DC Resistance (mΩ) Max.
Leakage Inductance (μH) Min.
Schematic
Figure
HA19-20000LF
75.0
28.0
1.30
0.90
Schematic 1
1
HA19-10000LF
75.0
26.5
1.70
0.90
Schematic 1
1
HA19-30000LF
11.0
44.0
1.00
0.07
Schematic 1
2
HA19-40000LF
84.6
28.5
1.40
0.65
Schematic 1
3
HA19-50000LF
20.8
25.0
1.20
-
Schematic 1
4
HA19-60000LF
75.0
22.0
2.30
0.90
Schematic 2
5
Dimensions & PCB Layout
Refer to the datasheet for detailed outline dimensions and recommended PCB layout diagrams:
Figure 1, 2, 3, 4 for dimensions and layout
Ordering Information
Part Number
Quantity per Shipping Carton
HA19-20000LF
400 pcs
HA19-10000LF
400 pcs
HA19-30000LF
280 pcs
HA19-40000LF
400 pcs
HA19-50000LF
396 pcs
HA19-60000LF
210 pcs
Additional Information
For detailed specifications, dimensions, and application notes, please refer to the datasheet.
Note: The datasheet was not processed; please search the internet for the part number for more details.
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.
{"id":10005297561917,"title":"HA19-20000LF","handle":"ha19-20000lf","description":"\u003ch3\u003eWELWYN\/TT ELECTRONICS HA19-20000LF Common Mode Choke\u003c\/h3\u003e\n\u003cp\u003eIntroducing the WELWYN\/TT ELECTRONICS HA19-20000LF, a high-performance common mode choke designed for noise suppression in electric power steering (EPS) systems and other electronic control applications. Manufactured in Malaysia, this component ensures reliable operation in rugged environments with excellent current handling capabilities.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOperating temperature range: -40°C to +125°C\u003c\/li\u003e\n\u003cli\u003eRated current: up to 28.0 amps\u003c\/li\u003e\n\u003cli\u003eMaximum ambient temperature: +85°C\u003c\/li\u003e\n\u003cli\u003eMaximum temperature rise: 40°C\u003c\/li\u003e\n\u003cli\u003eReduces line conducted interference\u003c\/li\u003e\n\u003cli\u003eLow loss ferrite core for efficient performance\u003c\/li\u003e\n\u003cli\u003eProven durability in demanding environments\u003c\/li\u003e\n\u003cli\u003eRoHS compliant and AEC-Q200 certified\u003c\/li\u003e\n\u003cli\u003ePb-free and compliant with EU RoHS Directive 2011\/65\/EU (RoHS 3)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003eInductance (μH) Min.\u003c\/th\u003e\n\u003cth\u003eRated Current (Amps) Typ.\u003c\/th\u003e\n\u003cth\u003eDC Resistance (mΩ) Max.\u003c\/th\u003e\n\u003cth\u003eLeakage Inductance (μH) Min.\u003c\/th\u003e\n\u003cth\u003eSchematic\u003c\/th\u003e\n\u003cth\u003eFigure\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-20000LF\u003c\/td\u003e\n\u003ctd\u003e75.0\u003c\/td\u003e\n\u003ctd\u003e28.0\u003c\/td\u003e\n\u003ctd\u003e1.30\u003c\/td\u003e\n\u003ctd\u003e0.90\u003c\/td\u003e\n\u003ctd\u003eSchematic 1\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-10000LF\u003c\/td\u003e\n\u003ctd\u003e75.0\u003c\/td\u003e\n\u003ctd\u003e26.5\u003c\/td\u003e\n\u003ctd\u003e1.70\u003c\/td\u003e\n\u003ctd\u003e0.90\u003c\/td\u003e\n\u003ctd\u003eSchematic 1\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-30000LF\u003c\/td\u003e\n\u003ctd\u003e11.0\u003c\/td\u003e\n\u003ctd\u003e44.0\u003c\/td\u003e\n\u003ctd\u003e1.00\u003c\/td\u003e\n\u003ctd\u003e0.07\u003c\/td\u003e\n\u003ctd\u003eSchematic 1\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-40000LF\u003c\/td\u003e\n\u003ctd\u003e84.6\u003c\/td\u003e\n\u003ctd\u003e28.5\u003c\/td\u003e\n\u003ctd\u003e1.40\u003c\/td\u003e\n\u003ctd\u003e0.65\u003c\/td\u003e\n\u003ctd\u003eSchematic 1\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-50000LF\u003c\/td\u003e\n\u003ctd\u003e20.8\u003c\/td\u003e\n\u003ctd\u003e25.0\u003c\/td\u003e\n\u003ctd\u003e1.20\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eSchematic 1\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-60000LF\u003c\/td\u003e\n\u003ctd\u003e75.0\u003c\/td\u003e\n\u003ctd\u003e22.0\u003c\/td\u003e\n\u003ctd\u003e2.30\u003c\/td\u003e\n\u003ctd\u003e0.90\u003c\/td\u003e\n\u003ctd\u003eSchematic 2\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDimensions \u0026amp; PCB Layout\u003c\/h3\u003e\n\u003cp\u003eRefer to the datasheet for detailed outline dimensions and recommended PCB layout diagrams:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFigure 1, 2, 3, 4 for dimensions and layout\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003eQuantity per Shipping Carton\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-20000LF\u003c\/td\u003e\n\u003ctd\u003e400 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-10000LF\u003c\/td\u003e\n\u003ctd\u003e400 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-30000LF\u003c\/td\u003e\n\u003ctd\u003e280 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-40000LF\u003c\/td\u003e\n\u003ctd\u003e400 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-50000LF\u003c\/td\u003e\n\u003ctd\u003e396 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-60000LF\u003c\/td\u003e\n\u003ctd\u003e210 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications, dimensions, and application notes, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-WEW\/HA19-20000LF.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The datasheet was not processed; please search the internet for the part number for more details.\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":"2025-08-06T21:41:11+05:30","created_at":"2025-08-06T21:41:11+05:30","vendor":"Waldom Electonics","type":"","tags":["HA19","STD_IMG","WELWY-TTEL","WLDM"],"price":32569,"price_min":32569,"price_max":32569,"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":50555732623677,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"HA19-20000LF","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"HA19-20000LF","public_title":null,"options":["Default Title"],"price":32569,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"HA19-20000LF","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_1b131024-0af7-4645-b215-27325eae7f63.jpg?v=1754496671"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_1b131024-0af7-4645-b215-27325eae7f63.jpg?v=1754496671","options":["Title"],"media":[{"alt":null,"id":45701263556925,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1024,"width":1024,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_1b131024-0af7-4645-b215-27325eae7f63.jpg?v=1754496671"},"aspect_ratio":1.0,"height":1024,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_1b131024-0af7-4645-b215-27325eae7f63.jpg?v=1754496671","width":1024}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eWELWYN\/TT ELECTRONICS HA19-20000LF Common Mode Choke\u003c\/h3\u003e\n\u003cp\u003eIntroducing the WELWYN\/TT ELECTRONICS HA19-20000LF, a high-performance common mode choke designed for noise suppression in electric power steering (EPS) systems and other electronic control applications. Manufactured in Malaysia, this component ensures reliable operation in rugged environments with excellent current handling capabilities.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOperating temperature range: -40°C to +125°C\u003c\/li\u003e\n\u003cli\u003eRated current: up to 28.0 amps\u003c\/li\u003e\n\u003cli\u003eMaximum ambient temperature: +85°C\u003c\/li\u003e\n\u003cli\u003eMaximum temperature rise: 40°C\u003c\/li\u003e\n\u003cli\u003eReduces line conducted interference\u003c\/li\u003e\n\u003cli\u003eLow loss ferrite core for efficient performance\u003c\/li\u003e\n\u003cli\u003eProven durability in demanding environments\u003c\/li\u003e\n\u003cli\u003eRoHS compliant and AEC-Q200 certified\u003c\/li\u003e\n\u003cli\u003ePb-free and compliant with EU RoHS Directive 2011\/65\/EU (RoHS 3)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003eInductance (μH) Min.\u003c\/th\u003e\n\u003cth\u003eRated Current (Amps) Typ.\u003c\/th\u003e\n\u003cth\u003eDC Resistance (mΩ) Max.\u003c\/th\u003e\n\u003cth\u003eLeakage Inductance (μH) Min.\u003c\/th\u003e\n\u003cth\u003eSchematic\u003c\/th\u003e\n\u003cth\u003eFigure\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-20000LF\u003c\/td\u003e\n\u003ctd\u003e75.0\u003c\/td\u003e\n\u003ctd\u003e28.0\u003c\/td\u003e\n\u003ctd\u003e1.30\u003c\/td\u003e\n\u003ctd\u003e0.90\u003c\/td\u003e\n\u003ctd\u003eSchematic 1\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-10000LF\u003c\/td\u003e\n\u003ctd\u003e75.0\u003c\/td\u003e\n\u003ctd\u003e26.5\u003c\/td\u003e\n\u003ctd\u003e1.70\u003c\/td\u003e\n\u003ctd\u003e0.90\u003c\/td\u003e\n\u003ctd\u003eSchematic 1\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-30000LF\u003c\/td\u003e\n\u003ctd\u003e11.0\u003c\/td\u003e\n\u003ctd\u003e44.0\u003c\/td\u003e\n\u003ctd\u003e1.00\u003c\/td\u003e\n\u003ctd\u003e0.07\u003c\/td\u003e\n\u003ctd\u003eSchematic 1\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-40000LF\u003c\/td\u003e\n\u003ctd\u003e84.6\u003c\/td\u003e\n\u003ctd\u003e28.5\u003c\/td\u003e\n\u003ctd\u003e1.40\u003c\/td\u003e\n\u003ctd\u003e0.65\u003c\/td\u003e\n\u003ctd\u003eSchematic 1\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-50000LF\u003c\/td\u003e\n\u003ctd\u003e20.8\u003c\/td\u003e\n\u003ctd\u003e25.0\u003c\/td\u003e\n\u003ctd\u003e1.20\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eSchematic 1\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-60000LF\u003c\/td\u003e\n\u003ctd\u003e75.0\u003c\/td\u003e\n\u003ctd\u003e22.0\u003c\/td\u003e\n\u003ctd\u003e2.30\u003c\/td\u003e\n\u003ctd\u003e0.90\u003c\/td\u003e\n\u003ctd\u003eSchematic 2\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDimensions \u0026amp; PCB Layout\u003c\/h3\u003e\n\u003cp\u003eRefer to the datasheet for detailed outline dimensions and recommended PCB layout diagrams:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFigure 1, 2, 3, 4 for dimensions and layout\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003eQuantity per Shipping Carton\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-20000LF\u003c\/td\u003e\n\u003ctd\u003e400 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-10000LF\u003c\/td\u003e\n\u003ctd\u003e400 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-30000LF\u003c\/td\u003e\n\u003ctd\u003e280 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-40000LF\u003c\/td\u003e\n\u003ctd\u003e400 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-50000LF\u003c\/td\u003e\n\u003ctd\u003e396 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHA19-60000LF\u003c\/td\u003e\n\u003ctd\u003e210 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications, dimensions, and application notes, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-WEW\/HA19-20000LF.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The datasheet was not processed; please search the internet for the part number for more details.\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"}
