25 Amp Toroidal Common Mode Choke

West Coast Magnetics' 502 series common mode chokes are designed to attenuate common mode line noise. These common mode chokes can handle currents up to 30 amps and are available in vertical and horizontal mount packages. They provide a minimum of 10 dB of attenuation from 100 kHz to 20 MHz. They feature interwinding isolation of 1500 Vac and 3mm clearance for safety requirements.

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Design Constants

Part Number	Minimum Inductance(mH)	Rated DC Current(amps) 40° C Temp Rise	Nominal Leakage Inductance (µH)	Nominal DCR (milliohms)	Interwinding Isolation Vac	Mount Style
502-1	6.4	4.5	90	92	1500	Horizontal
502-2	3.7	6.0	55	45	1500	Horizontal
502-3	2.3	8.5	36	22	1500	Horizontal
502-4	1.3	12.0	20	11	1500	Horizontal
502-5	0.82	17.0	14	5.7	1500	Horizontal
502-6	0.52	24.0	8	2.9	1500	Horizontal
502-7	6.4	4.5	90	92	1500	Vertical
502-8	3.7	6.0	55	45	1500	Vertical
502-9	2.3	8.5	36	22	1500	Vertical
502-10	1.3	12.0	20	11	1500	Vertical
502-11	0.82	17.0	14	5.7	1500	Vertical
502-12	0.52	24.0	8	2.9	1500	Vertical

schematics

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Size Code	H	L	W	D	S	d	l	X	Y
502-1	.52/13.2	NA	NA	1.56/39.6	.12/3.0	.028/.71	.25/6.4	1.4/35.6	.5/12.7
502-2	.52/13.2	NA	NA	1.56/39.6	.12/3.0	.035/.89	.25/6.4	1.4/35.6	.5/12.7
502-3	.56/14.2	NA	NA	1.60/40.6	.12/3.0	.044/1.1	.25/6.4	1.4/35.6	.5/12.7
502-4	.60/15.2	NA	NA	1.63/41.4	.12/3.0	.05/1.3	.25/6.4	1.4/35.6	.5/12.7
502-5	.63/14.2	NA	NA	1.67/42.4	.12/3.0	.068/1.7	.25/6.4	1.4/35.6	.5/12.7
502-6	.67/16.0	NA	NA	1.70/43.2	.12/3.0	.085/2.2	.25/6.4	1.4/35.6	.5/12.7
502-7	1.65/41.9	1.60/40.6	.85/21.6	NA	.12/3.0	.05/1.3	.20/5.1	.9/22.9	.6/15.2
502-8	1.68/42.7	1.63/41.4	.85/21.6	NA	.12/3.0	.05/1.3	.20/5.1	.9/22.9	.6/15.2
502-9	1.71/43.4	1.66/42.2	.85/21.6	NA	.12/3.0	.05/1.3	.20/5.1	.9/22.9	.6/15.2
502-10	1.74/44.2	1.69/42.2	.85/21.6	NA	.12/3.0	.05/1.3	.20/5.1	.9/22.9	.6/15.2
502-11	1.76/44.7	1.71/43.4	.85/21.6	NA	.12/3.0	.068/1.7	.25/6.4	.9/22.9	.6/15.2
502-12	1.77/45.0	1.73/43.9	.85/21.6	NA	.12/3.0	.085/2.2	.25/6.4	.9/22.9	.6/15.2

Note: All materials of construction minimum Class B 130 degrees C rated.

Dimensions: Inches/mm

graphs

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