EC Cores

EC / STANDARD CORES

EC Cores

High-power-density converters

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Part Number Specifications

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Dimensions

02 DIMENSION DRAWING

Dimensional drawing

UNIT mm / 2D DRAWING

EC Cores Dimensional drawing

UNIT mm / 2D DRAWING

03 MODEL TABLE

Part Numbers and Dimensions

Total — part numbers / unit mm

18 types

Dimensions (mm)

part numberMODEL	Aoverall width A	Boverall height B	Clamination thickness C	Dcenter leg width D	Ewindow height E	Fwindow width F
EC28×34×11	28.5±0.5	17±0.2	11.4±0.25	9.9±0.25	22 min	12.6±0.2
EC29×34×11	29.5±0.5	17±0.2	11.4±0.25	9.9±0.25	21 min	12.6±0.2
EC29×31×10	29.8±0.5	15.8±0.2	9.5±0.3	9.5±0.3	22 min	11.1±0.2
EC34×35×11	34.2±0.7	17.5±0.2	10.8±0.3	10.8±0.3	25.6 min	12.3±0.2
EC35×43×11	35±0.7	21.5±0.2	11.3±0.3	11.3±0.3	25.6 min	15.5±0.2
EC35×34×11	35.2±0.7	17.4±0.2	10.8±0.3	10.8±0.3	26.6 min	12.2±0.2
EC35×42×11	35±0.7	21.4±0.2	11.3±0.3	11.3±0.3	27.5 min	15.4±0.2
EC36×43×11	36.2±0.7	21.6±0.2	11.2±0.3	11.2±0.3	26.5 min	15.6±0.2
EC39×44×13	39.7±0.7	22.2±0.3	12.5±0.3	12.5±0.3	30.7±0.8	17±0.3
EC40×45×13	40±0.7	22.7±0.3	13.3±0.3	13.3±0.3	29.5 min	15.7±0.3
EC42×42×15	42.2±0.7	21.2±0.3	15.3±0.3	15.3±0.3	30.5 min	15.4±0.3
EC42×43×20	42.5±0.7	21.7±0.3	19.6±0.3	17.2±0.3	32.5 min	15.6±0.3
EC43×44×15	43.2±0.7	22.4±0.3	15±0.3	15±0.3	31.5 min	15.7±0.3
EC44×45×15	44±0.7	22.7±0.3	14.8±0.4	14.8±0.4	32.5 min	16.5±0.3
EC49×49×16	49±0.8	24.7±0.3	16.3±0.4	16.3±0.4	36 min	18.3±0.3
EC53×46×22	53.2±0.8	23.3±0.3	21.5±0.4	20±0.4	38.7 min	16.3±0.3
EC60×62×22	60.4±1.2	31±0.3	21.65±0.4	21.65±0.4	44 min	22.4±0.3
EC70×69×16	70±1.5	34.5±0.3	16.4±0.4	16.4±0.4	44.5±1.2	22.75±0.4

Specifications (effective parameters / corresponding material AL / weight)

part numberMODEL	magnetic path length Lemm	effective cross-section Aemm²	effective volume Vemm³	AL·MP40nH/N²	AL·MP44nH/N²	AL·MP95nH/N²	weightg
EC28×34×11	75.37	82.31	6203.73	2500	2600	3400	34.023
EC29×34×11	75.72	85.97	6509.76	2600	2700	3500	35.802
EC29×31×10	71.02	76.73	5449.06	2500	2600	3300	29.621
EC34×35×11	79.79	97.89	7810.38	2900	3000	3800	42.081
EC35×43×11	93.32	110.28	10290.98	2900	3000	3800	55.644
EC35×34×11	80.4	97.93	7873.74	2900	3000	3800	42.429
EC35×42×11	93.07	100.34	9338.22	2600	2700	3500	52.098
EC36×43×11	94.7	110.01	10417.14	2800	2900	3800	56.457
EC39×44×13	102.9	124.69	12830.57	3000	3100	4000	66.844
EC40×45×13	98.75	150.96	14907.52	3700	3900	5000	80.82
EC42×42×15	96.68	184.77	17862.97	4600	4800	6200	94.096
EC42×43×20	97.57	231.71	22608.31	5800	6000	7800	120.835
EC43×44×15	100.42	185.85	18663.15	4500	4700	6100	98.946
EC44×45×15	104.06	177.63	18484.55	4200	4300	5600	97.018
EC49×49×16	114.7	213.87	24531.62	4600	4800	6300	128.142
EC53×46×22	108.03	320.08	34577.71	7300	7600	9900	184.589
EC60×62×22	140.95	370.77	52260.72	6700	7000	9200	271.67
EC70×69×16	139.66	282.77	39491.47	5200	5400	7100	274.172

04 SERIES NOTES

Series Description

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