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B66343GX127
FERRITE CORE, EC, N27
⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.
- Manufacturer: EPCOS
- Product type: Transformer Cores
- Core Size: EC70/35/16
- Core Type: EC
- For Use With: B66343
- Product Range: B66343 Series
- Core Material Grade: N27
- Inductance Factor Al: 3.9µH
- Effective Magnetic Path Length: 144mm
- Ae Effective Cross Section Area: 279mm²
| Delivery and price | |
|---|---|
| Units per pack | 500 |
| Price | 3.94 € |
| Current stock | 10+ |
| Lead time | 30 days |
**B66343** ## **EC 70/35/16** ## **Core** I In accordance with IEC 60647 - I Compact E core with large winding window - I Round center leg particularly suitable for use of thick winding wires - I EC cores are supplied as single units ## **Magnetic characteristics** (per set) - Σ _l/A_ = 0,52 mm[–1] - _l_ e = 144 mm - _A_ e = 279 mm[2] - _A_ min = 211 mm[2] _V_ e = 40 200 mm[3] ## **Approx. weight** 252 g/set ## **Ungapped** |Material|_A_Lvalue<br>nH|µe|_A_L1min<br>nH|_P_V<br>W/set|Ordering code| |---|---|---|---|---|---| |N27|3900 + 30/– 20 %|1600|3050|< 4,80<br>(200 mT, 25 kHz, 100 °C)|B66343-G-X127| ## **Gapped** |**Gapped**||||| |---|---|---|---|---| |Material|_g_<br>mm|_A_Lvalue approx.<br>nH|µe|Ordering code| |N27|0,50±0,05<br>1,00±0,05|529<br>320|217<br>131|B66343-G500-X127<br>B66343-G1000-X127| The _A_ L value in the table applies to a core set comprising one ungapped core (dimension _g_ = 0) and one gapped core (dimension _g_ > 0). **Calculation factors** (for formulas, see _“E cores: general information”_ , page 382) |Material|Relationship between<br>airgap -_A_Lvalue|Relationship between<br>airgap -_A_Lvalue|Calculation of saturation current|Calculation of saturation current|Calculation of saturation current|Calculation of saturation current| |---|---|---|---|---|---|---| ||_K1_(25 °C)|_K2_(25 °C)|_K3_(25 °C)|_K4_(25 °C)|_K3_(100 °C)|_K4_(100 °C)| |N27|320|– 0,725|644|– 0,847|603|– 0,865| Validity range: _K1_ , _K2_ : 0,10 mm < _s_ < 3,50 mm _K3_ , _K4_ : 120 nH < _A_ L < 1200 nH **503** 08/01 ## **Herausgegeben von EPCOS AG Marketing Kommunikation, Postfach 80 17 09, 81617 München, DEUTSCHLAND** EPCOS AG 2000. Alle Rechte vorbehalten. Vervielfältigung, Veröffentlichung, Verbreitung und Verwertung dieser Broschüre und ihres Inhalts ohne ausdrückliche Genehmigung der EPCOS AG nicht gestattet. Mit den Angaben in dieser Broschüre werden die Bauelemente spezifiziert, keine Eigenschaften zugesichert. Bestellungen unterliegen den vom ZVEI empfohlenen Allgemeinen Lieferbedingungen für Erzeugnisse und Leistungen der Elektroindustrie, soweit nichts anderes vereinbart wird. Diese Broschüre ersetzt die vorige Ausgabe. Fragen über Technik, Preise und Liefermöglichkeiten richten Sie bitte an den Ihnen nächstgelegenen Vertrieb der EPCOS AG oder an unsere Vertriebsgesellschaften im Ausland. Bauelemente können aufgrund technischer Erfordernisse Gefahrstoffe enthalten. Auskünfte darüber bitten wir unter Angabe des betreffenden Typs ebenfalls über die zuständige Vertriebsgesellschaft einzuholen. ## **Published by EPCOS AG Marketing Communications, P.O. Box 80 17 09, 81617 Munich, GERMANY** EPCOS AG 2000. All Rights Reserved. Reproduction, publication and dissemination of this brochure and the information contained therein without EPCOS’ prior express consent is prohibited. The information contained in this brochure describes the type of component and shall not be considered as guaranteed characteristics. Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed. This brochure replaces the previous edition. For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or the international Representatives. Due to technical requirements components may contain dangerous substances. For information on the type in question please also contact one of our Sales Offices.
Updated at February 9, 2023
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