WE-PoE++ Power over Ethernet Plus Plus Transformer | Passive Components

	Size	L (mm)	W (mm)	H (mm)	Mount
	EFD20	-	-	-	-
	EFD25	27.03	32.45	13.97	SMT
	EPW15	15.5	21.69	13.5	SMT
NEW	ER19/4/8/15	21.08	23.37	10.5	SMT

Characteristics

Suitable for CCM Flyback or Active Clamp Forward
Different power levels up to 95W
Frequency range: 250-400 kHz
Different output voltages available
Custom designs available

Applications

Telecom
Industrial Applications
WLAN Access Point
Safety cameras
Intelligent LED Lighting Networks

Products

All

EFD20

EFD25

EPW15

ER19/4/8/15

Order Code	Datasheet	Simulation	Downloads	Status	Version	V_IN	V_Out1 (V)	I_Out1 (A)	V_Out2 (V)	I_Out2 (A)	V_aux (V)	L (µH)	n	I_SAT (A)	V_T (V (AC))	Size	Mount
750318961	SPEC	–	7 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP STP Download_STP_070-5899 (rev1).STEP \| 1.3 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	Active Clamp Forward	33 - 57 V (DC)	5	19	–	–	12	66	4:1:2.5	–	1500	EFD20	SMT
750318962	SPEC	–	7 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP STP Download_STP_070-5899 (rev1).STEP \| 1.3 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	Active Clamp Forward	33 - 57 V (DC)	12	8	–	–	12	66	1.6:1:1:1	–	1500	EFD20	SMT
750319033	SPEC	–	7 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP STP Download_STP_070-5899 (rev1).STEP \| 1.3 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	Active Clamp Forward	33 - 57 V (DC)	5	14.6	–	–	12	66	4:1:2.5	–	1500	EFD20	SMT
750319034	SPEC	–	7 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP STP Download_STP_070-5899 (rev1).STEP \| 1.3 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	Active Clamp Forward	33 - 57 V (DC)	12	6	–	–	12	66	1.6:1:1:1	–	1500	EFD20	SMT
750319020	SPEC		9 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP IGS 070-4476 (rev1).IGS \| 3.3 MB STP 070-4476 (rev1).STEP \| 1.5 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Others ZIP WRL 070-4476 (rev1).wrl \| 201 KB Download all 9 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	CCM Flyback	33 - 57 V (DC)	5	19	–	–	12	17	5:1:2.5	11.4	1500	EFD25	SMT
750319036	SPEC		7 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP STP Download_STP_070-5899 (rev1).STEP \| 1.3 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	CCM Flyback	33 - 57 V (DC)	12	6	–	–	12	16	2.33:1:1	10.4	1500	EFD20	SMT
750319069	SPEC		7 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP STP Download_STP_070-5899 (rev1).STEP \| 1.3 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	CCM Flyback	33 - 57 V (DC)	24	3	–	–	12	16	2:1.86:1	10.4	1500	EFD20	SMT
750319021	SPEC		9 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP IGS 070-4476 (rev1).IGS \| 3.3 MB STP 070-4476 (rev1).STEP \| 1.5 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Others ZIP WRL 070-4476 (rev1).wrl \| 201 KB Download all 9 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	CCM Flyback	33 - 57 V (DC)	12	8	–	–	12	22	2.4:1:1	10.8	1500	EFD25	SMT
750319032	SPEC		9 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP IGS 070-4476 (rev1).IGS \| 3.3 MB STP 070-4476 (rev1).STEP \| 1.5 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Others ZIP WRL 070-4476 (rev1).wrl \| 201 KB Download all 9 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	CCM Flyback	33 - 57 V (DC)	24	4	–	–	12	22	2.4:2:1	10.8	1500	EFD25	SMT
750319035	SPEC		7 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP STP Download_STP_070-5899 (rev1).STEP \| 1.3 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	CCM Flyback	33 - 57 V (DC)	5	14.6	–	–	12	16	4.67:1:2.33	10.4	1500	EFD20	SMT
750310042	SPEC	–	9 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP 3D 3D_070-2609 (rev1).PDF \| 33.3 KB IGS Download_IGS_070-2609 (rev1).IGS \| 1.4 MB STP Download_STP_070-2609 (rev1).STEP \| 622.3 KB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Others ZIP WRL Download_WRL_070-2609 (rev1).wrl \| 96 KB Download all 9 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	Forward	30 - 57 V (DC)	12	5	-12	1.6	12	154	2:1:1:1	–	1500	EFD20	THT
750313355	SPEC	–	8 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP 3D 3D_070-5899 (rev1).PDF \| 51 KB STP Download_STP_070-5899 (rev1).STEP \| 1.3 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	Forward	36 - 72 V (DC)	12	5	–	–	12	100	2:1:1	–	1500	EFD20	SMT
750313095	SPEC	–	9 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP 3D 3D_070-4275 (rev1).PDF \| 51.9 KB IGS Download_IGS_070-4275 (rev1).IGS \| 2.7 MB STP Download_STP_070-4275-0169 (rev1).STEP \| 1.3 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Others ZIP WRL Download_WRL_070-4275 (rev1).WRL \| 159.7 KB Download all 9 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	Forward	40 - 57 V (DC)	5	17	–	–	10.75	175	3.5:1:2.25	–	2400	EFD20	SMT
750343164	SPEC	–	10 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP 3D 3D_250-1103 (rev1).PDF \| 35.9 KB IGS Download_IGS_250-1103 (rev1).IGS \| 1.1 MB STP Download_STP_250-1103 (rev1).STEP \| 550.4 KB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Others ZIP WRL Download_WRL_250-1103 (rev1).WRL \| 147 KB Download all 10 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	Forward	40 - 57 V (DC)	5	14	–	–	12	153	4:4:1:1:5	–	2250	ER19/4.8/15	SMT
750316334	SPEC		8 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP IGS Download_IGS_070-6782 (rev1).IGS \| 2.4 MB STP Download_STP_070-6782 (rev1).STEP \| 1.1 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Others ZIP WRL Download_WRL_070-6782 (rev1).wrl \| 416.9 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	Forward	36 - 57 V (DC)	3.3	18	–	–	12	50	7:1:3.5	–	1500	EPW15	SMT
750316335	SPEC		8 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP IGS Download_IGS_070-6782 (rev1).IGS \| 2.4 MB STP Download_STP_070-6782 (rev1).STEP \| 1.1 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Others ZIP WRL Download_WRL_070-6782 (rev1).wrl \| 416.9 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	Forward	36 - 57 V (DC)	5	14	–	–	12	50	4:1:2.33	–	1500	EPW15	SMT
750316336	SPEC		8 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP IGS Download_IGS_070-6782 (rev1).IGS \| 2.4 MB STP Download_STP_070-6782 (rev1).STEP \| 1.1 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Others ZIP WRL Download_WRL_070-6782 (rev1).wrl \| 416.9 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	Forward	36 - 57 V (DC)	12	6	–	–	12	50	2:1:1	–	1500	EPW15	SMT
750343576	SPEC	–	10 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP 3D 3D_250-1103 (rev1).PDF \| 35.9 KB IGS Download_IGS_250-1103 (rev1).IGS \| 1.1 MB STP Download_STP_250-1103 (rev1).STEP \| 550.4 KB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Others ZIP WRL Download_WRL_250-1103 (rev1).WRL \| 147 KB Download all 10 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	Forward	40 - 57 V (DC)	24	3	–	–	12	100	4:4:4:4:4	–	2250	ER19/4.8/15	SMT
750341794	SPEC	–	5 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Download all 5 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	Forward	37 - 57 V (DC)	12	6	–	–	12	153	4:4:2:2:4	–	2250	ER19/4.8/15	SMT
750318938	SPEC	–	8 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP 3D 3D_070-5899 (rev1).PDF \| 51 KB STP Download_STP_070-5899 (rev1).STEP \| 1.3 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	Forward	36 - 72 V (DC)	5	12	–	–	13	150	4:1:2.6	–	1500	EFD20	SMT
750320237	SPEC	–	7 files EDA models: Components ZIP ALT Altium_WE-PoE++ (rev24c).IntLib \| 906.5 KB CDS Cadence_WE-POE++ (rev24c).zip \| 5.4 MB EAG Eagle_WE-POE-Plus-Plus (rev24b).lbr \| 141 KB CAD files ZIP 3D 3D_070-5899 (rev1).PDF \| 51 KB STP Download_STP_070-5899 (rev1).STEP \| 1.3 MB Electric models ZIP LT LTSpice_WE-PoE (rev24b).zip \| 84.5 KB PSP PSpice_WE-PoE (rev24b).zip \| 36 KB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	Forward	36 - 57 V (DC)	24	2.5	–	–	12	100	2:2:1	1.8	1500	EFD20	SMT

Order Code	Datasheet	Simulation
750318961	SPEC	–
750318962	SPEC	–
750319033	SPEC	–
750319034	SPEC	–
750319020	SPEC
750319036	SPEC
750319069	SPEC
750319021	SPEC
750319032	SPEC
750319035	SPEC
750310042	SPEC	–
750313355	SPEC	–
750313095	SPEC	–
750343164	SPEC	–
750316334	SPEC
750316335	SPEC
750316336	SPEC
750343576	SPEC	–
750341794	SPEC	–
750318938	SPEC	–
750320237	SPEC	–

Samples

	Order Code	Datasheet	Simulation	Downloads	Status	Version	V_IN	V_Out1 (V)	I_Out1 (A)	V_Out2 (V)	I_Out2 (A)	V_aux (V)	L (µH)	n	I_SAT (A)	V_T (V (AC))	Size	Mount	Samples

Products of interest

WE-PoEH Power over Ethernet High Power Transformer

WE-PoE++ Power over Ethernet Plus Plus Transformer EXTENDED

Characteristics

Applications

Products

Products of interest

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