WE-STST Super Tiny Signal Transformer | Passive Components | Würth Elektronik Product Catalog

OverviewAll product units Product unitPassive Components Product groupSignal & Communications Product familySignal Transformer Product seriesWE-STST Super Tiny Signal Transformer

WE-STST Super Tiny Signal Transformer

Size	Dimensions	3D	L (mm)	W (mm)	H (mm)	Mount
4532			4.7	3.22	2.9	SMT

LTSpice files

LT
LTSpice_WE-STST (rev24a).zip
|
33.3 KB

Characteristics

Super small size
1.5 kV isolation voltage
350 µH OCL as per IEEE 802.3
Operating temperature: -40 °C up to +105 °C

Reference Designs

RD016 Reference Design Gigabit Ethernet Front End

Applications

Ethernet 10/100/1000 Base-T
Ethernet 2.5/5G and 10G Base-T
Single Pair Ethernet
Ultrasonic sensors
g.fast

Application Notes

One Pair is all you need.

The WE-LAN AQ is a LAN transformer manufactured by a fully automated production process.

Products

4532

	Order Code	Datasheet	Downloads	Status	Data rate	Application	L (µH)	V_T (V (RMS))	n	PoE	Operating Temperature	L (mm)	W (mm)	H (mm)	Samples
	74930000	SPEC PCN pending Due to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. SPEC Datasheet valid to 09/03/2025 SPEC Datasheet valid from 10/03/2025 PCN PCN document	9 files EDA models: Components ZIP ALT Altium_WE-STST (rev24a).IntLib \| 504 KB ZUK Cadstar_WE-STST (rev20a).zip \| 6.4 KB CDS Cadence_WE-STST (rev24a).zip \| 13.9 MB EAG Eagle_WE-STST (rev24a).lbr \| 43.6 KB CAD files ZIP 3D 3D_74930000 (rev1).dae \| 1.4 KB IGS IGS_74930000 (rev1).igs \| 8.9 MB STP STP_74930000 (rev1).stp \| 2.2 MB Electric models ZIP S S-Parameter_74930000 (rev24a).s7p \| 3.1 MB PSP PSpice_WE-STST (rev22a).zip \| 140.2 KB Download all 9 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	10/100/1000 Base-T, 10/100 Base-T1	Ethernet, Single Pair Ethernet	350	1500	1:1	–	-40 °C up to +105 °C	4.7	3.22	2.9
	74930100	SPEC PCN pending Due to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. SPEC Datasheet valid to 09/03/2025 SPEC Datasheet valid from 10/03/2025 PCN PCN document	8 files EDA models: Components ZIP ALT Altium_WE-STST (rev24a).IntLib \| 504 KB ZUK Cadstar_WE-STST (rev20a).zip \| 6.4 KB CDS Cadence_WE-STST (rev24a).zip \| 13.9 MB EAG Eagle_WE-STST (rev24a).lbr \| 43.6 KB CAD files ZIP IGS IGS_74930100 (rev1).igs \| 8.9 MB STP STP_74930100 (rev1).stp \| 1.1 MB Electric models ZIP S S-Parameter_74930100 (rev24a).s7p \| 3.1 MB PSP PSpice_WE-STST (rev22a).zip \| 140.2 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	10G Base-T, 1000 Base-T1	Ethernet, Single Pair Ethernet	120	1500	1:1	–	-40 °C up to +105 °C	4.7	3.22	2.9
	74930130	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-STST (rev24a).IntLib \| 504 KB ZUK Cadstar_WE-STST (rev20a).zip \| 6.4 KB CDS Cadence_WE-STST (rev24a).zip \| 13.9 MB EAG Eagle_WE-STST (rev24a).lbr \| 43.6 KB CAD files ZIP 3D 3D_74930130 (rev1).pdf \| 3.8 MB IGS Download_IGS_74930130 (rev1).igs \| 8.9 MB STP Download_STP_74930130 (rev1).stp \| 1.1 MB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	10/100/1G/10GBase-T	Ethernet, PoE	110	1500	1:1	PoE (up to 350 mA)	-40 °C up to +105 °C	4.7	3.22	2.9
	74930030	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-STST (rev24a).IntLib \| 504 KB ZUK Cadstar_WE-STST (rev20a).zip \| 6.4 KB CDS Cadence_WE-STST (rev24a).zip \| 13.9 MB EAG Eagle_WE-STST (rev24a).lbr \| 43.6 KB CAD files ZIP 3D 3D_74930030 (rev1).pdf \| 3.8 MB IGS Download_IGS_74930030 (rev1).igs \| 8.9 MB STP Download_STP_74930030 (rev1).stp \| 1.1 MB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	10/100/1GBase-T	Ethernet, PoE	350	1500	1:1	PoE (up to 350 mA)	-40 °C up to +105 °C	4.7	3.22	2.9
	74930120	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-STST (rev24a).IntLib \| 504 KB ZUK Cadstar_WE-STST (rev20a).zip \| 6.4 KB CDS Cadence_WE-STST (rev24a).zip \| 13.9 MB EAG Eagle_WE-STST (rev24a).lbr \| 43.6 KB CAD files ZIP 3D 3D_74930120 (rev1).pdf \| 3.8 MB IGS Download_IGS_74930120 (rev1).igs \| 8.9 MB STP Download_STP_74930120 (rev1).stp \| 1.1 MB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	10/100/1G/10GBase-T	Ethernet, PoE+	110	1500	1:1	PoE+ (up to 600 mA)	-40 °C up to +105 °C	4.7	3.22	2.9
	749302010	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-STST (rev24a).IntLib \| 504 KB ZUK Cadstar_WE-STST (rev20a).zip \| 6.4 KB CDS Cadence_WE-STST (rev24a).zip \| 13.9 MB EAG Eagle_WE-STST (rev24a).lbr \| 43.6 KB CAD files ZIP 3D 3D_UtSTST_749302010 (rev1).pdf \| 3.8 MB IGS IGS_749302010 (rev1).igs \| 8.1 MB STP STP_749302010 (rev1).stp \| 1014.3 KB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	–	Short distance sensing at high frequency	300	400	1:4.5:4.5:1	–	-40 °C up to +105 °C	4.7	3.22	2.9
	749302011	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-STST (rev24a).IntLib \| 504 KB ZUK Cadstar_WE-STST (rev20a).zip \| 6.4 KB CDS Cadence_WE-STST (rev24a).zip \| 13.9 MB EAG Eagle_WE-STST (rev24a).lbr \| 43.6 KB CAD files ZIP 3D 3D_UtSTST_749302011 (rev1).pdf \| 3.8 MB IGS IGS_749302011 (rev1).igs \| 8.1 MB STP STP_749302011 (rev1).stp \| 1014.3 KB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	–	Long distance sensing at low frequency	2000	400	1:4.5:4.5:1	–	-40 °C up to +105 °C	4.7	3.22	2.9

	Order Code	Datasheet
	74930000	SPEC PCN pending Due to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. SPEC Datasheet valid to 09/03/2025 SPEC Datasheet valid from 10/03/2025 PCN PCN document
	74930100	SPEC PCN pending Due to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. SPEC Datasheet valid to 09/03/2025 SPEC Datasheet valid from 10/03/2025 PCN PCN document
	74930130	SPEC
	74930030	SPEC
	74930120	SPEC
	749302010	SPEC
	749302011	SPEC

Samples

	Order Code	Datasheet	Downloads	Status	Data rate	Application	L (µH)	V_T (V (RMS))	n	PoE	Operating Temperature	L (mm)	W (mm)	H (mm)	Samples

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