WELWYN/TT ELECTRONICS HM78D-128150MLFTR Shielded Surface Mount Coupled Inductor
Discover the high-performance shielded surface mount coupled inductors from TT Electronics, designed for demanding electronic applications requiring reliable inductance and minimal electromagnetic interference. The HM78D-128150MLFTR model offers precise inductance values suitable for various power management and filtering solutions.
Product Features
Shielded surface mount design for enhanced electromagnetic compatibility
Operating temperature range from -40°C to +125°C
Maximum temperature rise of 40°C during operation
Operating frequency up to 3MHz
RoHS compliant for environmentally responsible manufacturing
Technical Specifications
Parameter
Value
Part Number
HM78D-128150MLFTR
Manufacturer
WELWYN/TT ELECTRONICS
Country of Origin
CN
UOM
EA (Each)
Package Type
Surface Mount
Electrical Characteristics
Inductance (μH)
DCR Max. (Ω)
Saturation Current (A)
RMS Current (A)
15 ± 20%
0.036
9.10
2.70
Product Details
Inductance measured at 100 kHz, 0.1 Vrms without DC current
Designed for applications requiring stable inductance over a wide temperature range
Suitable for power filtering, DC-DC converters, and noise suppression
Packaging & Ordering
Standard packaging includes embossed tape and reel with a reel diameter of 13 inches (330.2mm). Case sizes are available in 128 and 755 configurations, with capacities of 500 and 1,000 units respectively.
Order the part as: HM78D-128150MLFTR
Additional Resources
For detailed specifications and application guidance, 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.
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{"id":10005297398077,"title":"HM78D-128150MLFTR","handle":"hm78d-128150mlftr","description":"\u003ch3\u003eWELWYN\/TT ELECTRONICS HM78D-128150MLFTR Shielded Surface Mount Coupled Inductor\u003c\/h3\u003e\n\n\u003cp\u003eDiscover the high-performance shielded surface mount coupled inductors from TT Electronics, designed for demanding electronic applications requiring reliable inductance and minimal electromagnetic interference. The \u003cstrong\u003eHM78D-128150MLFTR\u003c\/strong\u003e model offers precise inductance values suitable for various power management and filtering solutions.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eShielded surface mount design for enhanced electromagnetic compatibility\u003c\/li\u003e\n \u003cli\u003eOperating temperature range from -40°C to +125°C\u003c\/li\u003e\n \u003cli\u003eMaximum temperature rise of 40°C during operation\u003c\/li\u003e\n \u003cli\u003eOperating frequency up to 3MHz\u003c\/li\u003e\n \u003cli\u003eRoHS compliant for environmentally responsible manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eParameter\u003c\/th\u003e\n \u003cth\u003eValue\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003ePart Number\u003c\/td\u003e\n \u003ctd\u003eHM78D-128150MLFTR\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eManufacturer\u003c\/td\u003e\n \u003ctd\u003eWELWYN\/TT ELECTRONICS\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eCountry of Origin\u003c\/td\u003e\n \u003ctd\u003eCN\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eUOM\u003c\/td\u003e\n \u003ctd\u003eEA (Each)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003ePackage Type\u003c\/td\u003e\n \u003ctd\u003eSurface Mount\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eElectrical Characteristics\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eInductance (μH)\u003c\/th\u003e\n \u003cth\u003eDCR Max. (Ω)\u003c\/th\u003e\n \u003cth\u003eSaturation Current (A)\u003c\/th\u003e\n \u003cth\u003eRMS Current (A)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003e15 ± 20%\u003c\/td\u003e\n \u003ctd\u003e0.036\u003c\/td\u003e\n \u003ctd\u003e9.10\u003c\/td\u003e\n \u003ctd\u003e2.70\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eInductance measured at 100 kHz, 0.1 Vrms without DC current\u003c\/li\u003e\n \u003cli\u003eDesigned for applications requiring stable inductance over a wide temperature range\u003c\/li\u003e\n \u003cli\u003eSuitable for power filtering, DC-DC converters, and noise suppression\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackaging \u0026amp; Ordering\u003c\/h3\u003e\n\u003cp\u003eStandard packaging includes embossed tape and reel with a reel diameter of 13 inches (330.2mm). Case sizes are available in 128 and 755 configurations, with capacities of 500 and 1,000 units respectively.\u003c\/p\u003e\n\u003cp\u003eOrder the part as: \u003cstrong\u003eHM78D-128150MLFTR\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Resources\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications and application guidance, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-WEW\/HM78D-128150MLFTR.pdf\" target=\"_blank\"\u003eDatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eNote: The datasheet was not processed; please search the internet for the part number for more details.\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":"2025-08-06T21:41:01+05:30","created_at":"2025-08-06T21:41:01+05:30","vendor":"Waldom Electonics","type":"","tags":["STD_IMG","TT","WELWY-TTEL","WLDM"],"price":11365,"price_min":11365,"price_max":11365,"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":50555731771709,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"HM78D-128150MLFTR","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"HM78D-128150MLFTR","public_title":null,"options":["Default Title"],"price":11365,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"HM78D-128150MLFTR","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_7c2c1731-357d-42f4-9fcf-ff258e0f9ebf.jpg?v=1754496661"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_7c2c1731-357d-42f4-9fcf-ff258e0f9ebf.jpg?v=1754496661","options":["Title"],"media":[{"alt":null,"id":45701261689149,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1024,"width":1024,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_7c2c1731-357d-42f4-9fcf-ff258e0f9ebf.jpg?v=1754496661"},"aspect_ratio":1.0,"height":1024,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_7c2c1731-357d-42f4-9fcf-ff258e0f9ebf.jpg?v=1754496661","width":1024}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eWELWYN\/TT ELECTRONICS HM78D-128150MLFTR Shielded Surface Mount Coupled Inductor\u003c\/h3\u003e\n\n\u003cp\u003eDiscover the high-performance shielded surface mount coupled inductors from TT Electronics, designed for demanding electronic applications requiring reliable inductance and minimal electromagnetic interference. The \u003cstrong\u003eHM78D-128150MLFTR\u003c\/strong\u003e model offers precise inductance values suitable for various power management and filtering solutions.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eShielded surface mount design for enhanced electromagnetic compatibility\u003c\/li\u003e\n \u003cli\u003eOperating temperature range from -40°C to +125°C\u003c\/li\u003e\n \u003cli\u003eMaximum temperature rise of 40°C during operation\u003c\/li\u003e\n \u003cli\u003eOperating frequency up to 3MHz\u003c\/li\u003e\n \u003cli\u003eRoHS compliant for environmentally responsible manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eParameter\u003c\/th\u003e\n \u003cth\u003eValue\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003ePart Number\u003c\/td\u003e\n \u003ctd\u003eHM78D-128150MLFTR\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eManufacturer\u003c\/td\u003e\n \u003ctd\u003eWELWYN\/TT ELECTRONICS\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eCountry of Origin\u003c\/td\u003e\n \u003ctd\u003eCN\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eUOM\u003c\/td\u003e\n \u003ctd\u003eEA (Each)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003ePackage Type\u003c\/td\u003e\n \u003ctd\u003eSurface Mount\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eElectrical Characteristics\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eInductance (μH)\u003c\/th\u003e\n \u003cth\u003eDCR Max. (Ω)\u003c\/th\u003e\n \u003cth\u003eSaturation Current (A)\u003c\/th\u003e\n \u003cth\u003eRMS Current (A)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003e15 ± 20%\u003c\/td\u003e\n \u003ctd\u003e0.036\u003c\/td\u003e\n \u003ctd\u003e9.10\u003c\/td\u003e\n \u003ctd\u003e2.70\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eInductance measured at 100 kHz, 0.1 Vrms without DC current\u003c\/li\u003e\n \u003cli\u003eDesigned for applications requiring stable inductance over a wide temperature range\u003c\/li\u003e\n \u003cli\u003eSuitable for power filtering, DC-DC converters, and noise suppression\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackaging \u0026amp; Ordering\u003c\/h3\u003e\n\u003cp\u003eStandard packaging includes embossed tape and reel with a reel diameter of 13 inches (330.2mm). Case sizes are available in 128 and 755 configurations, with capacities of 500 and 1,000 units respectively.\u003c\/p\u003e\n\u003cp\u003eOrder the part as: \u003cstrong\u003eHM78D-128150MLFTR\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Resources\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications and application guidance, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-WEW\/HM78D-128150MLFTR.pdf\" target=\"_blank\"\u003eDatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eNote: The datasheet was not processed; please search the internet for the part number for more details.\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"}
