V180220T Soft Toroid Ferrite Core Suitable for Industrial Equipment Power Line EMI Interference Suppression
V180220T is an EMI suppression ferrite core manufactured by Shenzhen VIIP Electronics Co., Ltd, designed for EMC noise suppression. This component effectively suppresses high-frequency electromagnetic interference in electronic circuits and complies with RoHS & REACH requirements. Impedance performance is validated with 10-sample production test data, targeting noise attenuation within the 1-500 MHz frequency range.
- VN02-grade NiZn toroidal ferrite core with high magnetic flux density and superior anti-saturation property
- Curie temperature exceeds 105℃, maintaining stable magnetic characteristics in elevated-temperature environments
- Every core tested across 1-500 MHz frequency band by professional impedance analyzer
- Strict dimension inspection ensures high batch consistency, compatible with automatic winding equipment
Main dimension: 40.6 ±1.0 mm; other measured dimensions from sample test: 14.87 mm, 27.58 mm (typical average value).
| Frequency | Minimum Impedance |
|---|---|
| 25 MHz | ≥35 Ω |
| 100 MHz | ≥75 Ω |
Average sample measured result: Z@25MHz=44.4Ω; Z@100MHz=90.3Ω (10-samples average).
- Test instrument: E4991A + 16194A
- Test frequency range: 1 MHz ~ 500 MHz
- Test winding fixture: Ø0.5*0.5TS*100L(mm)
- Initial permeability μi: 650 (±20%)
- Relative Loss Factor: 20*10⁶ @0.1 MHz
- Saturation magnetic flux density: 260 mT (@1600 A/m)
- Remanence Br: 150 mT; Coercivity: 35 A/m
- Curie temperature: >105 °C
Defect area ≤6 mm² (breakage limit standard).
- EMC/EMI noise suppression for cables and electronic circuitry
- Suppress high-frequency common-mode & differential-mode interference
- Power supply units, consumer electronics, data communication equipment
- Products requiring RoHS & REACH compliant magnetic noise-filtering components
- Used together with EMI filter design for circuit EMC debugging & improvement
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