Ferri-Tech

TOROIDS CORE

1.ORDERING CODE

2.SHAPES

3.DIMENSIONS

Tolerance In General(mm)
OD、ID Dimensions	Tolerance	H Dimensions	Tolerance
5.07	±0.15	6.30	±0.15
5.08～9.52	±0.20	6.31～7.34	±0.20
9.35～12.67	±0.30	7.35	±0.30
12.68～15.80	±0.35	Coating Designations (E)-Epoxy Coating 0.30mm (P)-Parylene Coating 0.02mm
15.88～20.00	±0.40
20.01～30.0	±0.50

Item	Part No.	Dimensions(mm)			C₁ mm^-1	ιe mm	Ae mm²	Ve mm³	AL Value(nH/N²)
		Dimensions(mm)							F2K	F2K5	F4K	F5K	F6K	F8K	F10K
		OD	HT	ID					μi=2300	μi=2500	μi=4500	μi=5000	μi=6000	μi=7500	μi=10000
1	___T 2.54x0.76x1.27	2.54	0.76	1.27	11.9269	5.5309	0.4637	2.5649	242	263	474	527	632	790	1054
2	___T 2.54x1.00x1.27	2.54	1.00	1.27	9.0645	5.5309	0.6102	3.3748	319	347	624	693	832	1040	1386
3	___T 2.54x1.27x1.27	2.54	1.27	1.27	7.1374	5.5309	0.7749	4.2860	405	440	792	880	1056	1320	1761
4	___T 2.54x1.27x1.50	2.54	1.27	1.50	9.3929	6.0617	0.6453	3.9118	308	334	602	669	803	1003	1338
5	___T 3.05x0.76x1.27	3.05	0.76	1.27	9.4360	5.9894	0.6347	3.8018	306	333	599	666	799	999	1332
6	___T 3.05x1.27x1.27	3.05	1.27	1.27	5.6467	5.9894	1.0607	6.3530	512	556	1001	1113	1335	1669	2225
7	___T 3.05x1.27x1.78	3.05	1.27	1.78	9.1866	7.2321	0.7872	5.6934	315	342	616	684	821	1026	1368
8	___T 3.05x1.50x1.27	3.05	1.50	1.27	4.7809	5.9894	1.2528	7.5035	605	657	1183	1314	1577	1971	2628
9	___T 3.05x1.50x1.78	3.05	1.50	1.78	7.7780	7.2321	0.9298	6.7244	372	404	727	808	969	1212	1616
10	___T 3.05x2.00x1.27	3.05	2.00	1.27	3.5857	5.9894	1.6704	10.0047	806	876	1577	1752	2103	2628	3504
11	___T 3.05x2.00x1.78	3.05	2.00	1.78	5.8335	7.2321	1.2397	8.9659	495	539	969	1077	1292	1616	2154
12	___T 3.05x2.07x1.78	3.05	2.07	1.78	5.6362	7.2321	1.2831	9.2797	513	557	1003	1115	1338	1672	2230
13	___T 3.05x2.32x1.78	3.05	2.32	1.78	5.0289	7.2321	1.4381	10.4005	575	625	1124	1249	1499	1874	2499
14	___T 3.10x2.10x1.80	3.10	2.10	1.80	5.5037	7.3303	1.3319	9.7630	525	571	1027	1142	1370	1712	2283
15	___T 3.40x2.10x1.80	3.40	2.10	1.80	4.7043	7.6422	1.6245	12.4147	614	668	1202	1336	1603	2003	2671
16	___T 3.43x0.86x1.78	3.43	0.86	1.78	11.1378	7.6249	0.6846	5.2200	259	282	508	564	677	846	1128
17	___T 3.43x1.78x1.78	3.43	1.78	1.78	5.3812	7.6249	1.4170	10.8042	537	584	1051	1168	1401	1751	2335
18	___T 3.43x2.03x1.78	3.43	2.03	1.78	4.7185	7.6249	1.6160	12.3217	613	666	1198	1332	1598	1997	2663
19	___T 3.43x2.06x1.78	3.43	2.06	1.78	4.6498	7.6249	1.6399	12.5038	622	676	1216	1351	1622	2027	2703
20	___T 3.50x1.27x1.70	3.50	1.27	1.70	6.8509	7.4989	1.0946	8.2083	422	459	825	917	1101	1376	1834
21	___T 3.50x1.30x1.70	3.50	1.30	1.70	6.6928	7.4989	1.1205	8.4022	432	469	845	939	1127	1408	1878
22	___T 3.50x1.50x1.70	3.50	1.50	1.70	5.8004	7.4989	1.2928	9.6949	498	542	975	1083	1300	1625	2166
23	___T 3.50x1.80x1.70	3.50	1.80	1.70	4.8337	7.4989	1.5514	11.6338	598	650	1170	1300	1560	1950	2600
24	___T 3.50x2.00x1.70	3.50	2.00	1.70	4.3503	7.4989	1.7238	12.9265	664	722	1300	1444	1733	2166	2889
25	___T 3.50x2.00x1.80	3.50	2.00	1.80	4.7417	7.7417	1.6387	12.6864	612	665	1197	1330	1596	1995	2660
26	___T 3.50x2.07x1.70	3.50	2.07	1.70	4.2032	7.4989	1.7841	13.3789	688	747	1345	1495	1794	2242	2990
27	___T 3.50x2.10x1.70	3.50	2.10	1.70	4.1431	7.4989	1.8100	13.5728	698	758	1365	1516	1820	2275	3033
28	___T 3.50x2.50x1.70	3.50	2.50	1.70	3.4802	7.4989	2.1547	16.1581	830	903	1625	1805	2166	2708	3611
29	___T 3.94x1.00x2.00	3.94	1.00	2.00	9.2665	8.6519	0.9337	8.0781	312	339	610	678	814	1017	1356
30	___T 3.94x1.00x2.24	3.94	1.00	2.24	11.1262	9.2099	0.8278	7.6236	260	282	508	565	678	847	1129
31	___T 3.94x1.27x2.24	3.94	1.27	2.24	8.7608	9.2099	1.0513	9.6820	330	359	645	717	861	1076	1434
32	___T 3.94x1.30x2.00	3.94	1.30	2.00	7.1281	8.6519	1.2138	10.5015	405	441	793	881	1058	1322	1763
33	___T 3.94x1.50x1.70	3.94	1.50	1.70	4.9832	7.8959	1.5845	12.5109	580	630	1135	1261	1513	1891	2522
34	___T 3.94x1.50x2.00	3.94	1.50	2.00	6.1777	8.6519	1.4005	12.1172	468	509	915	1017	1220	1526	2034
35	___T 3.94x1.78x2.24	3.94	1.78	2.24	6.2507	9.2099	1.4734	13.5701	462	503	905	1005	1206	1508	2010
36	___T 3.94x1.80x1.70	3.94	1.80	1.70	4.1527	7.8959	1.9014	15.0130	696	756	1362	1513	1816	2269	3026
37	___T 3.94x1.90x2.00	3.94	1.90	2.00	4.8771	8.6519	1.7740	15.3484	593	644	1159	1288	1546	1932	2577
38	___T 3.94x2.00x1.70	3.94	2.00	1.70	3.7374	7.8959	2.1126	16.6811	773	841	1513	1681	2017	2522	3362
39	___T 3.94x2.00x2.00	3.94	2.00	2.00	4.6333	8.6519	1.8674	16.1562	624	678	1220	1356	1627	2034	2712
40	___T 3.94x2.00x2.07	3.94	2.00	2.07	4.8809	8.8186	1.8068	15.9331	592	644	1159	1287	1545	1931	2575
41	___T 3.94x2.00x2.20	3.94	2.00	2.20	5.3911	9.1195	1.6916	15.4264	536	583	1049	1165	1399	1748	2331
42	___T 3.94x2.00x2.24	3.94	2.00	2.24	5.5631	9.2099	1.6555	15.2473	520	565	1016	1129	1355	1694	2259
43	___T 3.94x2.07x1.70	3.94	2.07	1.70	3.6110	7.8959	2.1866	17.2650	800	870	1566	1740	2088	2610	3480
44	___T 3.94x2.50x1.70	3.94	2.50	1.70	2.9899	7.8959	2.6408	20.8514	967	1051	1891	2101	2522	3152	4203
45	___T 3.94x2.50x2.00	3.94	2.50	2.00	3.7066	8.6519	2.3342	20.1953	780	848	1526	1695	2034	2543	3390
46	___T 4.001.00x2.00	4.00	1.00	2.00	9.0645	8.7101	0.9609	8.3696	319	347	624	693	832	1040	1386
47	___T 4.00x2.00x2.00	4.00	2.00	2.00	4.5322	8.7101	1.9218	16.7392	638	693	1248	1386	1664	2079	2773
48	___T 4.52x0.76x2.28	4.52	0.76	2.28	12.0805	9.8908	0.8187	8.0980	239	260	468	520	624	780	1040
49	___T 4.83x1.27x2.29	4.83	1.27	2.29	6.6291	10.2093	1.5401	15.7232	436	474	853	948	1137	1422	1896
50	___T 5.05x0.85x1.78	5.05	0.85	1.78	7.0886	9.0052	1.2704	11.4400	408	443	798	886	1064	1330	1773
51	___T 5.84x1.52x3.05	5.84	1.52	3.05	6.3633	13.0282	2.0474	26.6737	454	494	889	987	1185	1481	1975
52	___T 5.84x3.05x3.05	5.84	3.05	3.05	3.1712	13.0282	4.1082	53.5230	911	991	1783	1981	2377	2972	3962
53	___T 5.84x3.18x3.05	5.84	3.18	3.05	3.0416	13.0282	4.2833	55.8403	950	1033	1859	2066	2479	3099	4131
54	___T 5.95x2.50x2.80	5.95	2.50	2.80	3.3342	12.5240	3.7562	47.0431	867	942	1696	1884	2261	2827	3769
55	___T 6.00x1.50x3.00	6.00	1.50	3.00	6.0430	13.0651	2.1620	28.2473	478	520	936	1040	1248	1560	2079
56	___T 6.00x2.00x3.00	6.00	2.00	3.00	4.5322	13.0651	2.8827	37.6631	638	693	1248	1386	1664	2079	2773
57	___T 6.00x3.00x3.00	6.00	3.00	3.00	3.0215	13.0651	4.3241	56.4946	957	1040	1871	2079	2495	3119	4159
58	___T 7.62x4.78x3.18	7.62	4.78	3.18	1.5041	14.9829	9.9613	149.2489	1922	2089	3759	4177	5013	6266	8354
59	___T 8.00x2.00x4.00	8.00	2.00	4.00	4.5322	17.4202	3.8436	66.9566	638	693	1248	1386	1664	2079	2773
60	___T 8.00x3.00x4.00	8.00	3.00	4.00	3.0251	17.4202	5.7654	100.4349	957	1040	1871	2079	2495	3119	4159
61	___T 8.00x4.00x4.00	8.00	4.00	4.00	2.2661	17.4202	7.6872	133.9132	1275	1386	2495	2773	3327	4159	5545
62	___T 9.00x3.00x5.00	9.00	3.00	5.00	3.5631	20.7735	5.8302	121.1135	811	882	1587	1763	2116	2645	3527
63	___T 9.00x5.00x5.00	9.00	5.00	5.00	2.1379	20.7735	9.7170	201.8558	1352	1469	2645	2939	3527	4408	5878
64	___T 9.53x3.18x4.75	9.53	3.18	4.75	2.8375	20.7153	7.3004	151.2310	1019	1107	1993	2214	2657	3321	4428
65	___T 9.53x4.75x3.18	9.53	4.75	3.18	1.2052	16.4556	13.6543	224.6892	2398	2607	4692	5213	6256	7820	10427
66	___T 9.53x4.78x4.75	9.53	4.78	4.75	1.8877	20.7153	10.9736	227.3221	1531	1664	2995	3328	3994	4992	6657
67	___T 9.53x7.11x5.60	9.53	7.11	5.60	1.6621	22.6816	13.6466	309.5279	1739	1890	3402	3780	4536	5670	7560
68	___T 14.00x5.00x9.00	14.0	5.00	9.00	2.8441	34.9780	12.2986	430.1816	1016	1105	1988	2209	2651	3314	4418
69	___T 16.00x5.00x10.00	16.0	5.00	10.00	2.6736	39.3738	14.7269	579.8534	1081	1175	2115	2350	2820	3525	4700

**Tolerance Can Be Modified To Fit Specified Application
**Other Sizes Are Available Upon Request.