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通达磁业磁芯规格与尺寸Types and Dimensions

FIG1 FIG2 FIG3

型号 TYPE	图例 FIG	尺寸 Dimensions （mm）
		A	B	C	D	E	F
		A	B	C	D	E	F
ER15	1	15.3±0.3	6.6±0.2	5.7±0.2	5.7±0.2	10.0±0.4	4.3±0.2
ER19	1	19.0±0.3	7.5±0.2	5.96±0.2	5.96±0.2	14.2±0.4	4.6±0.2
EOC2121	2	21.0±0.5	10.5±0.2	7.7±0.2	5.86+0.1/-0.3	15.8±0.4	8.1+0.25/-0.15
EOC2123	2	21.0±0.5	12.0±0.2	7.7±0.2	5.86+0.1/-0.3	15.8±0.4	9.9+0.25/-0.15
EC20	3	20.6±0.4	4.4±0.2	10.0±0.2	7.55±0.2	17.2±0.4	2.9±0.2
EC2510	1	25.5±0.5	5.4±0.2	9.8±0.25	8.4±0.25	18.1min	3.2±0.3
EC25/18	1	25.5±0.6	9.3±0.3	7.5±0.25	7.5±0.25	19.8min	6.2±0.3
EC25/19	1	25.5±0.6	9.5±0.3	7.5±0.25	7.5±0.25	19.8min	6.4±0.3
EC25/32	1	25.5±0.6	15.9±0.3	7.5±0.25	7.5±0.25	19.8min	12.8±0.3
EC26	1	26.0±0.6	12.9±0.3	10.0±0.25	9.0±0.25	19.0min	9.2±0.3
EC2819	1	28.5±0.6	9.5±0.2	11.4±0.25	9.9±0.25	21.2min	6.3±0.3
EC2820	1	28.5±0.6	9.9±0.3	11.4±0.3	9.9±0.25	21.2min	6.3±0.3
EC2825	1	28.5±0.5	12.8±0.3	11.4±0.3	9.9±0.25	21.2min	8.4±0.3
EC2828	1	28.5±0.5	14.0±0.3	11.4±0.25	9.9±0.25	21.2min	9.65±0.3
EC2834	1	28.5±0.5	16.9±0.3	11.4±0.3	9.9±0.3	21.2min	12.5±0.3
EC2925	1	29.4±0.6	12.5±0.3	11.4±0.25	9.9±0.25	22.1min	8.15±0.3
EC2928	1	29.4±0.6	14.0±0.3	11.4±0.25	9.9±0.25	22.1min	9.65±0.3
EC2934	1	29.4±0.6	16.9±0.3	11.4±0.3	9.9±0.3	22.1min	12.5±0.3
ETD2932	1	29.8±0.8	15.8±0.3	9.5±0.3	9.5±0.3	22min	11.0±0.3
ETD2936	1	29.8±0.8	18.0±0.3	9.5±0.3	9.5±0.3	22min	13.2±0.3
EC3028	1	30.0±0.6	14.1±0.3	11.4±0.3	9.8±0.25	23.0min	9.8±0.3
EC3034	1	30.0±0.6	17.1±0.3	11.4±0.3	9.8±0.25	23.0min	12.8±0.3
EC3335	1	33.0±0.5	17.3±0.2	13.8±0.25	12.5±0.25	25.0±0.5	12.8±0.2
ETD33	1	33.0±0.65	17.2±0.25	11.3±0.35	9.9±0.3	26.0±0.65	12.8±0.25
ETD34	1	34.2±0.5	17.3±0.2	10.8±0.3	10.8±0.3	26.0min	12.2±0.3
EC3527	1	35.0±0.7	13.5±0.3	11.3±0.3	11.3±0.3	25.3min	8.5±0.3
EC3530	1	35.0±0.7	15.0±0.3	11.3±0.3	11.3±0.3	25.3min	10.0±0.3
EC3532	1	35.0±0.7	16.0±0.3	11.3±0.3	11.3±0.3	25.3min	10.0±0.3
EC3534	1	35.0±0.7	17.0±0.3	11.3±0.3	11.3±0.3	25.3min	11.0±0.3
EC3542	1	35.0±0.7	21.0±0.3	11.3±0.3	11.3±0.3	25.3min	15.0±0.3
EC3543	1	35.0±0.7	21.5±0.3	11.3±0.3	11.3±0.3	25.3min	15.5±0.3
EC3615	1	36.0±0.7	7.7±0.3	12.5±0.3	11.3±0.3	27.8±0.7	4.1±0.3
EC3642	1	36.0±0.7	21.0±0.3	11.3±0.3	11.3±0.3	26.5min	15.0±0.3
EC3643	1	36.0±0.7	21.6±0.3	11.3±0.3	11.3±0.3	26.5min	15.6±0.3
EC3643C	2	36.0±0.5	21.6±0.3	11.3±0.3	11.3±0.3	25.9±0.5	15.6±0.3
EC3643B	1	36.8+0.7/-0.5	21.8±0.3	11.3±0.3	11.3±0.3	28.8min	15.8±0.3
EC3928	1	39.3±0.7	14.4+0.2/-0	12.6±0.3	12.6±0.3	28.6min	8.9+0.2/-0
EC3930	1	39.3±0.7	15.0±0.3	12.6±0.3	12.6±0.3	28.6min	9.5±0.3
EC3940	1	39.3±0.7	20.3±0.25	12.6±0.3	12.6±0.3	30min	14.8±0.3
EC3942	1	39.3±0.7	21.0±0.2	12.6±0.3	12.6±0.3	28.6min	15.5±0.3
EC3943	1	39.3±0.7	21.5±0.2	12.6±0.3	12.6±0.3	28.6min	16.0±0.3
EC3945	1	39.3±0.7	22.5±0.3	12.6±0.3	12.6±0.3	28.6min	17.0±0.3
EC3945D	1	39.8±0.7	22.7±0.3	12.7±0.3	12.5±0.3	31.0min	17.4±0.3
EC4042	1	40.0±0.7	21.0±0.3	13.3±0.3	13.3±0.3	28.7min	14.0±0.3
EC4044	1	40.0±0.7	22.0±0.3	13.3±0.3	13.3±0.3	28.7min	15.0±0.3
EC4045	1	40.0±0.7	22.4±0.3	13.3±0.3	13.3±0.3	28.7min	15.4±0.3
EC4045B	1	40.0±0.8	22.4±0.3	13.3±0.3	13.3±0.3	30.7min	15.4±0.3
EC4046	1	40.0±0.7	23.0±0.3	13.3±0.3	13.3±0.3	28.7min	16.0±0.3
EC4243	1	42.0±0.8	21.5±0.3	15.0±0.3	15.0±0.3	30min	15.4±0.3
EC4244	1	42.0±0.8	22.0±0.3	15.0±0.3	15.0±0.3	30min	15.0±0.3
EC4245	1	42.0±0.8	22.4±0.3	15.0±0.3	15.0±0.3	30min	15.4±0.3
EC4245A	1	42.0±0.8	22.4±0.3	15.5±0.25	15.5±0.25	29.4min	15.4±0.3
EC4230	1	42.5+0.5/-0.8	15.0±0.2	19.6±0.4	17.3±0.3	32.3min	9.1±0.3
EC4220A	1	43.0±0.8	21.6±0.2	19.6±0.4	17.3±0.3	32.7min	15.7±0.3
EC4220	1	42.5+0.5/-0.8	21.6±0.2	19.6±0.4	17.3±0.3	32.3min	15.7±0.3
EC4345	1	43.0±0.8	22.4±0.3	15.0±0.3	15.0±0.3	31.5min	15.4±0.3
EC4347	1	43.0±0.8	23.70±0.3	15.0±0.3	15.0±0.3	31.5min	16.7±0.3
ETD44	1	44.0±0.7	22.4±0.2	14.9±0.3	14.9±0.3	34.0min	16.8±0.2
EC4954	1	49.0±1.0	27.0±0.3	17.0±0.4	17.0±0.4	36.5min	19.5±0.3

型号 TYPE	C1	Ae	Le	Ve	Amin	AL±25%（nH/N²)			重量（g） Wt （g/prs）
	( mm-1 )	( mm² )	( mm )	( mm³ )	( mm² )	TD4	TD44	TD95
	( mm-1 )	( mm² )	( mm )	( mm³ )	( mm² )	TD4	TD44	TD95
ER15	1.0326	27.97	28.882	807.8	25.52	1900	1900		3.6
ER19	1.12912	31.18	35.202	1097.6	28.27	1850	1850		5.5
EOC2121		37.1	50.7	1881		1600	1600		10
EOC2123		37.1	56.7	2103.6		1600	1600		12
EC20	0.72	30	27.335	820	27	3000	3000		6.3
EC2510	0.59087	52.52	31.03	1629.7	43.12	3000	3000		9.3
EC25/18	1.08	43.58	48.87	2129.9	41	1800	1800		10.5
EC25/19	1.1	43.58	49.03	2136.7	41	1800	1800		11
EC25/32	1.7	43.58	73.983	3224.2	41	1425	1425		15.7
EC26	0.79227	73.39	58.143	4267.1	64	2200	2200		21
EC2819	0.62	77.89	48.245	3757.8	72.96	3300	3300		21
EC2820	0.61	80.59	50	4029.9	76.98	3500	3500		21.8
EC2825	0.6933	86.4	58	5005	76.98	2600	2600		26
EC2828	0.7529	84.1	63.321	5325.3	76.98	2600	2600		28
EC2834	0.894	83.57	74.71	6243.8	76.98	2400	2400		33
EC2925	0.697	83.76	58.384	4890.2	76.98	2600	2600		25.6
EC2928	0.773	83.23	64.358	5356.5	76.98	2600	2600		29
EC2934	0.91662	82.64	75.75	6260	76.98	2400	2400		31.5
ETD2932	0.9324	75.91	70.783	5373.1	70.88	2200	2200		30
ETD2936	1.054	75.42	79.558	6000.3	70.88	2200	2200		33
EC3028	0.806	81.39	65.61	5340.2	75.43	2400	2400		28
EC3034	0.9627	80.58	77.571	6250.7	75.43	2500	2500		31.5
EC3335	0.62495	125.31	78.31	9813	122.72	3600	3600		49
ETD33	0.933	85.76	80.024	6862.9	76.89	2600	2600		36
ETD34	0.85698	92.8	79.526	7380	84.62	2500	2500		38.5
EC3527	0.604	106.79	64.53	6891.2	100.29	3600	3600		37.5
EC3530	0.6619	106.54	70.516	7512.8	100.29	3000	3000		41
EC3532	0.64087	111.51	71.463	7969.8	100.29	3000	3000		42
EC3534	0.67927	111.05	75.43	8377.2	100.29	3200	3200		44
EC3542	0.83291	109.68	91.354	10019.7	100.29	2500	2500		51.8
EC3543	0.85211	109.54	93.344	10224.9	100.29	2500	2500		52.5
EC3615	0.46717	97.91	45.742	4478.6	90	4600	4600		24.5
EC3642	0.86357	107.21	92.586	9926.1	100.29	2500	2500		51
EC3643	0.88339	107.06	94.578	10125.5	100.29	2500	2500		53.5
EC3643C	0.84645	111.86	94.684	10591.4	100.29	2500	2500		55.2
EC3643B	0.93511	103.24	96.543	9967.1	93.15	2500	2500		55
EC3928	0.54989	128.68	70.758	9105.1	123.41	3500	3500		43
EC3930	0.566	128.54	72.754	9351.8	123.41	3800	3800		47.05
EC3940	0.73691	127.47	93.931	11973.4	123.41	3200	3200		61.5
EC3942	0.75949	127.36	96.731	12319.7	123.41	3200	3200		63
EC3943	0.76525	128.81	98.575	12697.4	124.69	3200	3200		64
EC3945	0.797	128.7	102.572	13201	124.69	3200	3200		65
EC3945D	0.8544	122.74	104.866	12871.3	116.53	3200	3200		66
EC4042	0.60915	150.95	91.951	13880	138.93	3500	3500		78
EC4044	0.63733	150.52	95.934	14440	138.93	3500	3500		80.5
EC4045	0.65142	150.33	97.926	14721.2	138.93	3500	3500		81.5
EC4045B	0.69615	140.23	97.62	13689.3	123.11	3500	3500		81.5
EC4046	0.66822	149.59	99.961	14953.2	138.93	3500	3500		82
EC4243	0.56153	174.17	97.802	17034.2	166.65	4500	4500		86
EC4244	0.54107	179.59	97.172	17451.1	166.65	4500	4500		88
EC4245	0.5504	179.45	98.768	17723.9	166.65	4500	4500		90
EC4245A	0.50082	195.77	98.045	19194.3	188.69	4500	4500		91
EC4230	0.32859	217.86	71.586	15595.7	195.18	7000	7000		84
EC4220A	0.42474	230.53	97.914	22572.1	225.87	5200	5200		116
EC4220	0.42376	229.93	97.435	22403.2	224.45	5200	5200		110
EC4345	0.54937	181.48	99.7	18093.6	170.73	4600	4600		95
EC4347	0.57931	181.06	104.888	18991	170.73	4500	4500		100
ETD44	0.63832	163.71	104.5	17107.9		3600	3600		89.4
EC4954	0.53763	225.34	121.151	27300.2	209.25	4200	4200		138

Magnetic core refers to a sintered magnetic metal oxide composed of various iron oxide mixtures, and is widely used in coils and transformers of various electronic devices.

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