The TDK SPM4015T-4R7M-LR is a high-performance general purpose inductor designed for power circuits, manufactured by TDK CORPORATION in China. This surface-mount device (SMD) comes in a reel packaging and complies with RoHS standards, ensuring environmentally friendly manufacturing. The inductor features a magnetic shield type wound structure utilizing metallic magnetic material, offering excellent performance in compact applications.
Key Features:
Magnetic shield type wound inductor suitable for power circuits
Low-profile design for space-constrained applications
Enables large current handling with low DC resistance (Rdc)
Maintains stable inductance with minimal variance in high-temperature environments
Good DC superimposition characteristics
Reduced hum noise due to integrated molded coil structure
Applications: Ideal for use in tablets, notebooks, HDDs, servers, VRMs, compact power supply modules, and other electronic devices requiring reliable power inductors.
Inductance variance in high-temperature environments is minimized
Rated current based on the smaller of Isat or Itemp, with measurement equipment specified for accuracy
Temperature range: –40°C to +125°C
Individual weight: 0.12 g
Mechanical Dimensions:
Dimension (mm)
Value
Length
4.4 ± 0.2
Width
4.4 ± 0.2
Height
1.65
Packaging: Reel dimensions are ø13.3 ± 0.5 mm with a quantity of 8.0 ± 0.1 units per reel. Recommended land pattern and reflow profiles are provided for optimal mounting.
For detailed technical specifications and application guidance, please refer to the Datasheet.
Note: Please request delivery specifications for further details to ensure proper and safe use. The contents are subject to change without notice due to product upgrades.
{"id":10026069688637,"title":"SPM4015T-4R7M-LR","handle":"spm4015t-4r7m-lr","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eTDK SPM4015T-4R7M-LR\u003c\/strong\u003e is a high-performance general purpose inductor designed for power circuits, manufactured by \u003cstrong\u003eTDK CORPORATION\u003c\/strong\u003e in China. This surface-mount device (SMD) comes in a reel packaging and complies with RoHS standards, ensuring environmentally friendly manufacturing. The inductor features a magnetic shield type wound structure utilizing metallic magnetic material, offering excellent performance in compact applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMagnetic shield type wound inductor suitable for power circuits\u003c\/li\u003e\n\u003cli\u003eLow-profile design for space-constrained applications\u003c\/li\u003e\n\u003cli\u003eEnables large current handling with low DC resistance (Rdc)\u003c\/li\u003e\n\u003cli\u003eMaintains stable inductance with minimal variance in high-temperature environments\u003c\/li\u003e\n\u003cli\u003eGood DC superimposition characteristics\u003c\/li\u003e\n\u003cli\u003eReduced hum noise due to integrated molded coil structure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e Ideal for use in tablets, notebooks, HDDs, servers, VRMs, compact power supply modules, and other electronic devices requiring reliable power inductors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eInductance\u003c\/th\u003e\n\u003cth\u003eTolerance\u003c\/th\u003e\n\u003cth\u003eRated Current (A)\u003c\/th\u003e\n\u003cth\u003eDC Resistance (mΩ)\u003c\/th\u003e\n\u003cth\u003eSize (mm)\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4.7 µH\u003c\/td\u003e\n\u003ctd\u003e±20%\u003c\/td\u003e\n\u003ctd\u003e203.6\u003c\/td\u003e\n\u003ctd\u003e3.6\u003c\/td\u003e\n\u003ctd\u003e4.4 x 4.4 x 1.65\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/product.tdk.com\/en\/search\/inductor\/inductor\/smd\/info?part_no=SPM4015T-4R7M-LR\u0026amp;utm_source=inductor_commercial_power_spm4015-lr_en.pdf\u0026amp;utm_medium=catalog\" target=\"_blank\"\u003eSPM4015T-4R7M-LR\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eElectrical Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInductance variance in high-temperature environments is minimized\u003c\/li\u003e\n\u003cli\u003eRated current based on the smaller of Isat or Itemp, with measurement equipment specified for accuracy\u003c\/li\u003e\n\u003cli\u003eTemperature range: –40°C to +125°C\u003c\/li\u003e\n\u003cli\u003eIndividual weight: 0.12 g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMechanical Dimensions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eDimension (mm)\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e4.4 ± 0.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e4.4 ± 0.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e1.65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003ePackaging:\u003c\/strong\u003e Reel dimensions are ø13.3 ± 0.5 mm with a quantity of 8.0 ± 0.1 units per reel. Recommended land pattern and reflow profiles are provided for optimal mounting.\u003c\/p\u003e\n\u003cp\u003eFor detailed technical specifications and application guidance, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-tdk\/tdk-spm4015t-4r7m-lr.pdf\" target=\"_blank\"\u003eDatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Please request delivery specifications for further details to ensure proper and safe use. The contents are subject to change without notice due to product upgrades.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-15T00:46:37+05:30","created_at":"2025-08-15T00:46:39+05:30","vendor":"Waldom Electonics","type":"Inductors, Chokes \u0026 Coils","tags":["Chokes","Coils","IMPORT_CSV","Inductor","Power","Smd","TDK","WLDM"],"price":8870,"price_min":8870,"price_max":8870,"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":50621173301565,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"SPM4015T-4R7M-LR","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"SPM4015T-4R7M-LR","public_title":null,"options":["Default Title"],"price":8870,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"SPM4015T-4R7M-LR","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/SPM4015T-4R7M-LR_49451187_1af0236e.jpg?v=1755198999"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/SPM4015T-4R7M-LR_49451187_1af0236e.jpg?v=1755198999","options":["Title"],"media":[{"alt":null,"id":45843738329405,"position":1,"preview_image":{"aspect_ratio":1.5,"height":200,"width":300,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/SPM4015T-4R7M-LR_49451187_1af0236e.jpg?v=1755198999"},"aspect_ratio":1.5,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/SPM4015T-4R7M-LR_49451187_1af0236e.jpg?v=1755198999","width":300}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eTDK SPM4015T-4R7M-LR\u003c\/strong\u003e is a high-performance general purpose inductor designed for power circuits, manufactured by \u003cstrong\u003eTDK CORPORATION\u003c\/strong\u003e in China. This surface-mount device (SMD) comes in a reel packaging and complies with RoHS standards, ensuring environmentally friendly manufacturing. The inductor features a magnetic shield type wound structure utilizing metallic magnetic material, offering excellent performance in compact applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMagnetic shield type wound inductor suitable for power circuits\u003c\/li\u003e\n\u003cli\u003eLow-profile design for space-constrained applications\u003c\/li\u003e\n\u003cli\u003eEnables large current handling with low DC resistance (Rdc)\u003c\/li\u003e\n\u003cli\u003eMaintains stable inductance with minimal variance in high-temperature environments\u003c\/li\u003e\n\u003cli\u003eGood DC superimposition characteristics\u003c\/li\u003e\n\u003cli\u003eReduced hum noise due to integrated molded coil structure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e Ideal for use in tablets, notebooks, HDDs, servers, VRMs, compact power supply modules, and other electronic devices requiring reliable power inductors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eInductance\u003c\/th\u003e\n\u003cth\u003eTolerance\u003c\/th\u003e\n\u003cth\u003eRated Current (A)\u003c\/th\u003e\n\u003cth\u003eDC Resistance (mΩ)\u003c\/th\u003e\n\u003cth\u003eSize (mm)\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4.7 µH\u003c\/td\u003e\n\u003ctd\u003e±20%\u003c\/td\u003e\n\u003ctd\u003e203.6\u003c\/td\u003e\n\u003ctd\u003e3.6\u003c\/td\u003e\n\u003ctd\u003e4.4 x 4.4 x 1.65\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/product.tdk.com\/en\/search\/inductor\/inductor\/smd\/info?part_no=SPM4015T-4R7M-LR\u0026amp;utm_source=inductor_commercial_power_spm4015-lr_en.pdf\u0026amp;utm_medium=catalog\" target=\"_blank\"\u003eSPM4015T-4R7M-LR\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eElectrical Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInductance variance in high-temperature environments is minimized\u003c\/li\u003e\n\u003cli\u003eRated current based on the smaller of Isat or Itemp, with measurement equipment specified for accuracy\u003c\/li\u003e\n\u003cli\u003eTemperature range: –40°C to +125°C\u003c\/li\u003e\n\u003cli\u003eIndividual weight: 0.12 g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMechanical Dimensions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eDimension (mm)\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e4.4 ± 0.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e4.4 ± 0.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e1.65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003ePackaging:\u003c\/strong\u003e Reel dimensions are ø13.3 ± 0.5 mm with a quantity of 8.0 ± 0.1 units per reel. Recommended land pattern and reflow profiles are provided for optimal mounting.\u003c\/p\u003e\n\u003cp\u003eFor detailed technical specifications and application guidance, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-tdk\/tdk-spm4015t-4r7m-lr.pdf\" target=\"_blank\"\u003eDatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Please request delivery specifications for further details to ensure proper and safe use. The contents are subject to change without notice due to product upgrades.\u003c\/p\u003e\u003cbr\u003e"}
