Manufacturer V180220T NiZn Ferrite Core VN02 Material High Frequency Magnetic Core for EMC Noise Elimination
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.
- Consistent magnetic performance batch‑to‑batch, reduces performance deviation for high‑volume EMC project deployment
- Gap‑free toroidal magnetic path delivers superior noise‑suppression efficiency without magnetic flux leakage
- Low relative loss factor keeps low heat generation even under continuous high‑frequency operating conditions
- Multi‑tier appearance defect specification screens out hidden flaws, lowering assembly reject rate in mass manufacturing
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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