Material Options
Glass-fibre reinforced PPS torA504 for EP/EPX-SMD coil formers; PA66 eg7 for snap-on caps; special materials available on request
Surface-Mount EP Geometry
EPX / EP-SMD
SMD Transformer & Low-Stray-Field Applications
SMD coil formers for EP and EPX ferrite core geometries, designed for compact low-stray-field transformer applications and reflow soldering processes.
Product Family
Family Overview.
EPX / EP-SMD is part of NORWE's product system for demanding electrical and electronic applications. The family combines proven core geometry compatibility with reliable manufacturing, material expertise and application-specific configuration options.
SMD TransformersLow-Stray-Field ApplicationsCompact PCB AssembliesSignal TransformersAutomated SMT Assembly
Family Technical Data
Technical Foundation.
The product family is defined by material options, thermal behavior, insulation requirements and manufacturing features that support reliable long-term performance.
RTI Performance
PPS torA504 with RTI +130°C for EP/EPX-SMD coil formers and PA66 eg7 with RTI +120°C for snap-on caps
Soldering Process
EP/EPX-SMD coil formers are suitable for reflow soldering processes
Pin Materials
Tin bronze, tin-plated solder pins
Design System
EP/EPX-SMD coil formers with gull-wing terminals, SB-EP spring clips and SMD snap-on caps
Special Materials
Special materials, including radiation cross-linked versions, and special designs are available on request
Product Groups
Select A Product Group.
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01
EP 7-SMD Coil Formers
EP-SMD Coil Formers
EP 7-SMD coil formers with gull-wing terminals for compact surface-mount transformer assemblies.
Series: EP 7-SMDAssembly: Surface-mount deviceMaterials: PPS torA504
02
EPX 7-SMD Coil Formers
EPX-SMD Coil Formers
EPX 7-SMD coil formers with gull-wing terminals for compact EPX transformer assemblies and automated placement concepts.
Series: EPX 7-SMDAssembly: Surface-mount deviceMaterials: PPS torA504
03
SB-EP Spring Clips
Assembly Component
Spring clips for connecting EP ferrite core halves instead of gluing the ferrites.
Function: Ferrite core fixationApplication: EP and EPX SMD assemblies with EP ferrite coresMaterial: Spring steel / stainless steel depending on execution
04
SMD Snap-On Caps
Snap-On Cap / Automated Assembly Component
Spring-action snap-on caps for quick assembly and correct positioning of EP/EPX-SMD coil formers and ferrite cores.
Function: Snap-on cap for positioning and assemblyApplication: Automatic placing of coil formers and ferritesMaterials: PA66 eg7
Advantages
Product Advantages.
SMD-compatible EP and EPX coil former system
Gull-wing terminals for surface-mount assembly
PPS material suitable for reflow soldering
Spring clips and snap-on caps support automated assembly
Special materials and executions available on request
Requirements
Technical Requirements.
SMD Assembly
Reflow Soldering
Low Stray Field
Compact PCB Design
Automated Placement
Engineering Features
Designed For Reliable Manufacturing.
Every product detail supports reliable winding, assembly, insulation and long-term production stability.
01
EP/EPX-SMD coil formers are made from glass-fibre reinforced PPS torA504
02
PPS torA504 with RTI +130°C is suitable for reflow soldering
03
Gull-wing terminals support surface-mount assembly
04
Terminals should ideally be mechanically secured during wire soldering to prevent melt-out
05
SB-EP spring clips can replace adhesive-only ferrite fixation concepts
06
Snap-on caps support automatic placing of coil formers and ferrites
07
Snap-on caps are spring-loaded and keep ferrites and coil formers together
08
Smooth snap-on cap tops support pick-and-place assembly
Materials
Engineered Materials.
Material selection supports electrical insulation, thermal stability and long-term reliability in demanding industrial applications.
PPS torA504 / RTI +130°CPA66 eg7 / RTI +120°C for snap-on capsRadiation cross-linked materials on request
Material access
Standard materials, UL data and application-specific support.
Review NORWE standard plastic materials and UL-related data, or discuss alternative materials for specific thermal, electrical, processing or compliance requirements.
Technical Capabilities
Verified Technical Performance.
The product family is engineered around material performance, soldering resistance, connection technology and reliable processing.
01
PPS torA504 with RTI +130°C for EP/EPX-SMD coil formers
02
PA66 eg7 with RTI +120°C for snap-on caps
03
Suitable for reflow soldering processes
04
Tin bronze, tin-plated solder pins
05
Gull-wing terminal geometry
06
Special materials and special designs available on request
07
Dimensions available in millimetres and inches depending on variant
Downloads & Drawings
Technical Documents Without Friction.
Technical documentation is connected to the product structure at article level. Current released drawings are supplied through NORWE with the exact product context preserved for engineering and procurement workflows.
Technical Resource
Technical Data
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Technical Resource
Drawing Information
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Technical Resource
Application Support
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Technical Resource
Quote Preparation
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Product documentation
Ordering Information
Family-specific ordering guidance for complex configurations, assembly options and order-code interpretation.
Open article ordering data →Product documentation
Supplementary Product Information
Additional technical information for this product family and its article variants.
Request current Supplementary Product Information →Existing Resource Categories
EP/EPX-SMD Product InformationEP 7-SMD Coil Former DrawingEPX 7-SMD Coil Former DrawingSMD Snap-On Cap InformationSB-EP Spring Clip InformationPlastic Material ListRadiation Cross-Linking
Technical FAQ
Frequently Asked Questions.
EPX / EP-SMD coil formers are surface-mount winding bodies for compact EP and EPX ferrite core transformer assemblies. They are designed for low-stray-field applications and automated PCB assembly.
EP/EPX-SMD coil formers use glass-fibre reinforced PPS torA504 with RTI +130°C. Snap-on caps use glass-fibre reinforced PA66 eg7 with RTI +120°C.
Yes. The PPS torA504 material used for EP/EPX-SMD coil formers is suitable for reflow soldering processes.
Gull-wing terminals enable surface-mount assembly of EP/EPX-SMD coil formers on printed circuit boards.
SMD snap-on caps are spring-action components that keep ferrite cores and coil formers correctly positioned and support automatic pick-and-place assembly.
Yes. Special materials, radiation cross-linked versions and customer-specific executions can be evaluated on request depending on assembly and application requirements.
Industries
Related Industries.
NORWE supports applications across industries where quality, reliability and technical confidence matter.
TelecommunicationsIndustrial ElectronicsMedical Technology
Inquiry Engine
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