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T18 High Current EMI Filtering Power Common Mode Choke Vertical Toroidal Inductor
Place of Origin:
China
Brand Name:
CHIPSEN
Certification:
UL/cUL Class B/F/H, VDE, CQC
Model Number:
T18
Minimum Order Quantity:
1000PCS
Price:
$0.4 - 0.8/ Piece,1000-10000pcs
Packaging Details:
Each inductor is placed in a plastic blister box, and blister boxes are packed into standard export corrugated cartons.
Delivery Time:
15-22 wark days
Payment Terms:
T/T
Supply Ability:
5000 pcs per day
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Specifications
Highlight Features
T18 power common mode choke
,EMI Filtering power common mode choke
,High Current common mode choke transformer
Inductance Range & Tolerance:
1.0mH - 50mH (Min / ±20%)
Rated Current & Temp Rise:
0.5A - 10A (Temp Rise < 45K)
Core Material & Permeability:
High-Mu Ferrite / Nanocrystalline
DC Resistance (DCR Range):
10mΩ - 500mΩ Max
Operating Temperature Class:
-40°C To +125°C (Class B / Class F)
Mounting Style & Pin Pitch:
Through-Hole (TTH) / Base Pitch 10-15mm
EMI Suppression Spectrum:
150kHz - 30MHz (Conducted EMI)
Varnish Impregnation & Noise:
Vacuum Epoxy / Low-Noise Design
Product Description
T18 High Current EMI Filtering Common Mode Choke Vertical Toroidal Inductor
Custom T18 Toroidal Common Mode Choke Coil
Available in 0.5A, 2A, 5A, 10A current ratings and 1mH, 10mH, 20mH, 50mH inductance values. High frequency EMI noise line filter inductor transformer for SMPS power supply applications.
| Target Industry / Application | Rated Current (IR) | Inductance Range (L) | Max DCR | Rated Voltage (VR) | Operating Temperature |
| Switching Power Supply (SMPS) | 1.0A – 4.0A | 2.2mH – 10.0mH | 20 – 120 mΩ | 250 VAC / 400 VDC | -40°C to +105°C |
| Solar Inverters & Renewable Energy | 3.0A – 8.0A | 0.5mH – 4.7mH | 10 – 50 mΩ | 500 VAC / 1000 VDC | -40°C to +125°C |
| EV Chargers & Automotive Electronics | 5.0A – 12.0A | 0.2mH – 2.0mH | 5 – 25 mΩ | 400 VAC / 800 VDC | -40°C to +125°C / +150°C |
| LED Drivers & Smart Home Appliances | 0.5A – 2.5A | 4.7mH – 15.0mH | 50 – 250 mΩ | 265 VAC | -25°C to +85°C |
| Medical Power & Precision Instruments | 1.0A – 5.0A | 1.0mH – 8.0mH | 15 – 80 mΩ | 250 VAC (Double Insulation) | -40°C to +105°C |
Product Overview
The T18 Toroidal Common Mode Choke is designed to deliver superior EMI/RFI noise suppression for high-density power electronic applications. Engineered with high-permeability magnetic cores and precision copper winding, this base-mounted choke provides maximum impedance over broad frequency spectrums while maintaining minimal board space footprint.
Key Features
- High EMI Noise Suppression: Highly effective at filtering common-mode line noise to safeguard signal and power integrity
- Compact PCB Design: Sturdy vertical base with pre-formed pins allows easy through-hole mounting and space-saving layout
- High Reliability & Safety: Built with high-temperature insulation wire and flame-retardant materials for stable performance in severe environments
- Low Stray Magnetic Flux: Toroidal structure minimizes electromagnetic leakage and coupling with adjacent components
Typical Applications
- Power Supplies: Switching Mode Power Supplies (SMPS), AC/DC converters, and power adapters
- Renewable Energy & EV: Solar inverters and EV charging stations
- Industrial & Appliances: Industrial automation controllers, smart lighting, medical equipment, and home appliances
Product Advantages
- Certified Compliance: Fully compliant with global safety standards including UL/cUL, VDE, CB, CQC, RoHS, and REACH
- Flexible Customization: Tailored inductance, wire gauge, and terminal layout options engineered to meet your exact circuit specifications
- Consistent Batch Quality: Produced via automated precision winding and 100% automated testing lines for zero-defect reliability
Company Advantages
- Proven Expertise: Over 15 years of OEM/ODM manufacturing excellence with IATF 16949, ISO 9001, and ISO 14001 certifications
- Global Supply Assurance: Scalable production capacity supported by three manufacturing bases (Dongguan, Nanchang, and Vietnam)
- Strong R&D Capability: Backed by 36+ technology patents and fully equipped advanced reliability test labs
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