EFD20 Series

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PoE Transformer

xDSL Transformer

Common Mode Choke

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Feature

IEEE 802.3af/bt/at (PoE) Standards.
Operates from 9 V to 100V input.
Ultra-low core losses at frequencies up to 300 kHz.
Survives up to three 40 s solder‐reflow cycles at +250 °C,with cooling to room temperature between cycles.
Moisture Sensitivity Level (MSL) 1 .
Terminations RoHS tin-silver-copper over tin over nickel over Other terminations available at additional cost.
Operating Temperature -40°C to +85°C.
Storage Temperature -40°C to +125°C.

Weight 13-15 g.

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(LPEMA)Partnumber	Inductance?¨¤25% (\|¨¬H)	Leakage Inductance max(\|¨¬H)	DCR Max(Ohms) Pri	DCR Max(Ohms) Sec1	DCR Max(Ohms) Bias	DCR Max(Ohms) Sync	Turns ratio Pri:Sec:Bias	Isolation(Vrms) Pri-Sec	Power(W)	Input	Output Sec1
5103990	73	1	0.0102	0.005	0.115		1:0.375:1	1500	40	18-50V	3.3V/12A
5103500	42	3	0.07	0.0023	0.22		1:0.09:0.33	1500	29.7	36-72V	3.3V/9.0A
5103510	38.3	1	0.072	0.0025	0.23		1:0.125:0.5	1500	33	36-72V	3.3V/10.0A
5103520	42	1.6	0.069	0.005	0.225		1:0.14:0.33	1500	30	36-72V	5.0V/6.0A
5103530	65	1.4	0.116	0.004	0.23		1:0.14:0.429	1500	30	36-72V	5.0V/6.0A
5103540	28.5	1	0.039	0.0035	0.23		1:0.188:0.50	1500	40	36-72V	5.0V/8.0A
5103550	42	0.55	0.061	0.015	0.195		1:0.33:0.33	1500	30	36-72V	12V/2.5A
5103560	20.5	1	0.039	0.0085	0.23		1:0.375:438	1500	60	36-72V	12.0V/5.0A
5103570	42	0.43	0.06	0.037	0.195		1:0.56:0.33	1500	29.3	33-72V	19.5V/1.5A
5103580	42	0.31	0.06	0.055	0.195		1:0.67:0.33	1500	30	33-72V	24V/1.25A
5103590	22.2	0.5	0.0349	0.002	0.13		1:0.143:0.50	1500	56.5	36-57V	3.3V/17.1A
5103600	22.2	0.38	0.0349	0.0028	0.13		1:0.214:0.50	1500	56.5	36-57V	5.0V/11.3A
5103610	17.8	0.17	0.0189	0.0092	0.108		1:0.50:0.50	1500	56.5	36-57V	12V/4.7A
5103620	17.8	0.12	0.0189	0.0363	0.108		1:1:0.50	1500	57.6	36-57V	24V/2.4A
5103630	17.8	0.11	0.0189	0.14	0.108		1:2:0.50	1500	57.6	36-57V	48V/1.2A
5103640	18.9	0.5	0.0349	0.002	0.13		1:0.143:0.50	1500	65	36-57V	3.3V/19.70A
5103650	18.9	0.38	0.0349	0.0028	0.13		1:0.214:0.50	1500	65	36-57V	5.0V/13.00A
5103660	15.5	0.17	0.0189	0.0092	0.108		1:0.50:0.50	1500	65	36-57V	12.0V/5.40A
5103670	15.5	0.12	0.0189	0.0363	0.108		1:1:0.50	1500	65	36-57V	24.0V/2.70A
5103680	15.5	0.11	0.0189	0.14	0.108		1:2:0.50	1500	65	36-57V	48.0V/1.35A
5103690	15	0.2	0.02	0.012	0.205		1:0.8:0.90	1500	30	18-60V	13.0V/2.3A
5103700	6	0.5	0.02	0.004	0.055		1:0.333:0.666	1500	30	20-48V	5.0V/6.0A
5103710	8.3	0.5	0.03	0.008	0.06		1:0.50:0.40	1500	30	20-48V	12V/2.5A
5103720	15	0.55	0.04	0.005	0.07		1:0.286:0.571	1500	30	30-75V	5.0V/6.0A
5103730	14	0.5	0.04	0.01	0.07		1:0.40:0.333	1500	30	30-75V	12.0V/2.5A
5103740	14	0.5	0.055	0.012	0.07		1:0.40:0.40	1500	30	18-100V	12.0V/2.5A
5103750	4.5	0.25	0.0095	0.003	0.13		1:0.33:1.167	1500	33	9-36V	3.3V/10A
5103760	4.5	0.2	0.0095	0.005	0.13		1:0.50:1.165	1500	35	9-36V	5.0V/7.0A
5103770	4.5	0.2	0.0095	0.023	0.13		1:1.163:1.163	1500	36	9-36V	12.0V/3.0A
5103780	4.5	0.2	0.01	0.023	0.13		1:1.16:1.16	1850	36	9-36V	12V/3.0A
5203790	100	0.6	0.035	0.0023	0.185		6:1:3.5	1500	60	36-72V	3.3V/18.18A
5203800	100	0.3	0.035	0.0027	0.185		4:1:2.3	1500	60	36-72V	5.0V/12.0A
5203810	100	0.17	0.035	0.008	0.156		2:1:1	1500	60	36-72V	12.0V/5.0A
5203820	100	0.14	0.035	0.03	0.156		1:1:0.5	1500	60	36-72V	24.0V/2.5A
5203830	72.9	0.425	0.0275	0.005	0.25	0.16	1:0.33:1:0.56	1500	30	36-72V	3.3V/9.0A
5203840	72.9	0.42	0.0275	0.01	0.25	0.16	1:0.44:1:1:0.56	1500	30	36-72V	5.0V/6.0A
5203850	72.9	0.175	0.0275	0.0285	0.25	0.16	1:1:1:0.56	1500	30	36-72V	12V/2.5A
5203860	72.9	0.235	0.0275	0.032	0.235	0.12	1:1.44:0.88:0.44	1500	30	33-72V	19.5V/1.55A
5203870	72.9	0.235	0.0275	0.0725	0.235	0.12	1:1.78:0.88:0.44	1500	30	33-72V	24V/1.25A
5103880	57	1.2	0.06	0.008	0.35	0.35	1:0.125:0.25:0.25	1500	30	36-72V	3.3V/9.0A
5103890	40	0.8	0.05	0.01	0.3	0.3	1:0.2:0.2:0.25	1500	30	36-72V	5.0V/6.0A
5103900	112	1.5	0.15	0.05	0.07		1:0.333:0.167	1500	30	36-72V	12V/2.5A
5103920	8	1	0.03	0.012	0.04		1:0.666:0.444	1500	30	20-48V	15V/2.0A
5103930	8	0.4	0.03	0.035	0.055		1:1:0.416	1500	31	20-48V	24V/1.3A
5103940	12	0.4	0.03	0.012	0.04		1:0.5:0.33	1500	30	30-75V	15V/2.0A
5103950	12	1	0.03	0.02	0.055		1:0.666:0.33	1500	31	30-75V	24V/1.3A
5203960	307	0.35	0.065	0.027	0.24		1:0.625:0.625	1500	54	36-72V	12V/4.5A
5203970	100	0.45	0.072	0.015	0.68		1:0.50:0.50	1500	60	36-72V	12V/5.0A
5103980	110	2	0.085	0.012	0.3		1:0.231:0.0.693	1500	15	25-75V	3.3V/4.5A

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