WE-HCFAT Low Loss THT High Current Inductor | Automotive | Würth Elektronik Product Catalog

OverviewAll product units Product unitAutomotive Product groupSingle Coil Power Inductors Product seriesWE-HCFAT Low Loss THT High Current Inductor

WE-HCFAT Low Loss THT High Current Inductor

Size	Dimensions	L (mm)	W (mm)	H (mm)	Mount
3521		40	35	24	THT
3521 Low loss		40	35	24	THT
3540		41	36	35	THT
3540 Low loss		41	36	35	THT

Datasheet

SPEC
Seriesdatasheet_WE-HCFAT_V1 (rev1).pdf
|
734.8 KB

LTSpice files

LT
LTSpice_WE-HCFAT (rev23a).zip
|
2 KB

Characteristics

THT version to assure the mechanical stability
Inductance ranging from 1.5 µH up to 47 µH
Current capability up to 75 A (Saturation up to 175 A)
Extremely low DCR
Extra low core losses version available
Operating temperature -40 °C to +150 °C

Applications

Storage inductor for high efficiency DC/DC converters
High current DC motor drive
On Board Charger
High current output filter

Products

All

3521

3521 Low loss

3540

3540 Low loss

Order Code	Datasheet	Downloads	Status	L (µH)	I_R (A)	I_SAT (A)	R_{DC typ.} (mΩ)	Mount	Samples
7843763521015	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-HCFAT (rev23a).IntLib \| 795.5 KB CDS Cadence_WE-HCFAT (rev23a).zip \| 7.3 MB EAG Eagle_WE-HCFAT (rev23a).lbr \| 43.1 KB CAD files ZIP 3D 3D_IndHCFAT_3521_7843763521xx (rev1).pdf \| 433.5 KB IGS IGS_IndHCFAT_3521_7843763521xx (rev1).igs \| 2.8 MB STP STP_IndHCFAT_3521_7843763521xx (rev1).stp \| 949.9 KB Electric models ZIP PSP PSpice_WE-HCFAT (rev23a).zip \| 4.9 KB SCS Spectre_WE-HCFAT (rev24a).mod \| 4.4 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	1.5	75	170	0.35	THT
78437613521015	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-HCFAT (rev23a).IntLib \| 795.5 KB CDS Cadence_WE-HCFAT (rev23a).zip \| 7.3 MB EAG Eagle_WE-HCFAT (rev23a).lbr \| 43.1 KB CAD files ZIP 3D 3D_IndHCFAT_3521_7843763521xx (rev1).pdf \| 433.5 KB IGS IGS_IndHCFAT_3521_7843763521xx (rev1).igs \| 2.8 MB STP STP_IndHCFAT_3521_7843763521xx (rev1).stp \| 949.9 KB Electric models ZIP PSP PSpice_WE-HCFAT (rev23a).zip \| 4.9 KB SCS Spectre_WE-HCFAT (rev24a).mod \| 4.4 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	1.5	75	175	0.35	THT
7843763521022	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-HCFAT (rev23a).IntLib \| 795.5 KB CDS Cadence_WE-HCFAT (rev23a).zip \| 7.3 MB EAG Eagle_WE-HCFAT (rev23a).lbr \| 43.1 KB CAD files ZIP 3D 3D_IndHCFAT_3521_7843763521xx (rev1).pdf \| 433.5 KB IGS IGS_IndHCFAT_3521_7843763521xx (rev1).igs \| 2.8 MB STP STP_IndHCFAT_3521_7843763521xx (rev1).stp \| 949.9 KB Electric models ZIP PSP PSpice_WE-HCFAT (rev23a).zip \| 4.9 KB SCS Spectre_WE-HCFAT (rev24a).mod \| 4.4 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	2.2	75	130	0.35	THT
78437613521022	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-HCFAT (rev23a).IntLib \| 795.5 KB CDS Cadence_WE-HCFAT (rev23a).zip \| 7.3 MB EAG Eagle_WE-HCFAT (rev23a).lbr \| 43.1 KB CAD files ZIP 3D 3D_IndHCFAT_3521_7843763521xx (rev1).pdf \| 433.5 KB IGS IGS_IndHCFAT_3521_7843763521xx (rev1).igs \| 2.8 MB STP STP_IndHCFAT_3521_7843763521xx (rev1).stp \| 949.9 KB Electric models ZIP PSP PSpice_WE-HCFAT (rev23a).zip \| 4.9 KB SCS Spectre_WE-HCFAT (rev24a).mod \| 4.4 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	2.2	75	120	0.35	THT
7843763521033	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-HCFAT (rev23a).IntLib \| 795.5 KB CDS Cadence_WE-HCFAT (rev23a).zip \| 7.3 MB EAG Eagle_WE-HCFAT (rev23a).lbr \| 43.1 KB CAD files ZIP 3D 3D_IndHCFAT_3521_7843763521xx (rev1).pdf \| 433.5 KB IGS IGS_IndHCFAT_3521_7843763521xx (rev1).igs \| 2.8 MB STP STP_IndHCFAT_3521_7843763521xx (rev1).stp \| 949.9 KB Electric models ZIP PSP PSpice_WE-HCFAT (rev23a).zip \| 4.9 KB SCS Spectre_WE-HCFAT (rev24a).mod \| 4.4 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	3.3	75	82	0.35	THT
78437613521033	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-HCFAT (rev23a).IntLib \| 795.5 KB CDS Cadence_WE-HCFAT (rev23a).zip \| 7.3 MB EAG Eagle_WE-HCFAT (rev23a).lbr \| 43.1 KB CAD files ZIP 3D 3D_IndHCFAT_3521_7843763521xx (rev1).pdf \| 433.5 KB IGS IGS_IndHCFAT_3521_7843763521xx (rev1).igs \| 2.8 MB STP STP_IndHCFAT_3521_7843763521xx (rev1).stp \| 949.9 KB Electric models ZIP PSP PSpice_WE-HCFAT (rev23a).zip \| 4.9 KB SCS Spectre_WE-HCFAT (rev24a).mod \| 4.4 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	3.3	75	76	0.35	THT
7843763540068	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-HCFAT (rev23a).IntLib \| 795.5 KB CDS Cadence_WE-HCFAT (rev23a).zip \| 7.3 MB EAG Eagle_WE-HCFAT (rev23a).lbr \| 43.1 KB CAD files ZIP 3D 3D_WE-HCFAT_3540_7843763540xxx_2,0 wire (rev1).pdf \| 776.3 KB IGS IGS_WE-HCFAT_3540_7843763540xxx_2,0 wire (rev1).igs \| 3.1 MB STP STP_WE-HCFAT_3540_7843763540xxx_2,0 wire (rev1).stp \| 809.6 KB Electric models ZIP PSP PSpice_WE-HCFAT (rev23a).zip \| 4.9 KB SCS Spectre_WE-HCFAT (rev24a).mod \| 4.4 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	6.8	56.7	76.5	1.01	THT
78437613540068	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-HCFAT (rev23a).IntLib \| 795.5 KB CDS Cadence_WE-HCFAT (rev23a).zip \| 7.3 MB EAG Eagle_WE-HCFAT (rev23a).lbr \| 43.1 KB CAD files ZIP 3D 3D_WE-HCFAT_3540_7843763540xxx_2,0 wire (rev1).pdf \| 776.3 KB IGS IGS_WE-HCFAT_3540_7843763540xxx_2,0 wire (rev1).igs \| 3.1 MB STP STP_WE-HCFAT_3540_7843763540xxx_2,0 wire (rev1).stp \| 809.6 KB Electric models ZIP PSP PSpice_WE-HCFAT (rev23a).zip \| 4.9 KB SCS Spectre_WE-HCFAT (rev24a).mod \| 4.4 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	6.8	56.7	82.7	1.01	THT
7843763540100	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-HCFAT (rev23a).IntLib \| 795.5 KB CDS Cadence_WE-HCFAT (rev23a).zip \| 7.3 MB EAG Eagle_WE-HCFAT (rev23a).lbr \| 43.1 KB CAD files ZIP 3D 3D_WE-HCFAT_3540_7843763540xxx_2,0 wire (rev1).pdf \| 776.3 KB IGS IGS_WE-HCFAT_3540_7843763540xxx_2,0 wire (rev1).igs \| 3.1 MB STP STP_WE-HCFAT_3540_7843763540xxx_2,0 wire (rev1).stp \| 809.6 KB Electric models ZIP PSP PSpice_WE-HCFAT (rev23a).zip \| 4.9 KB SCS Spectre_WE-HCFAT (rev24a).mod \| 4.4 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	10	56.7	62	1.01	THT
78437613540100	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-HCFAT (rev23a).IntLib \| 795.5 KB CDS Cadence_WE-HCFAT (rev23a).zip \| 7.3 MB EAG Eagle_WE-HCFAT (rev23a).lbr \| 43.1 KB CAD files ZIP 3D 3D_WE-HCFAT_3540_7843763540xxx_2,0 wire (rev1).pdf \| 776.3 KB IGS IGS_WE-HCFAT_3540_7843763540xxx_2,0 wire (rev1).igs \| 3.1 MB STP STP_WE-HCFAT_3540_7843763540xxx_2,0 wire (rev1).stp \| 809.6 KB Electric models ZIP PSP PSpice_WE-HCFAT (rev23a).zip \| 4.9 KB SCS Spectre_WE-HCFAT (rev24a).mod \| 4.4 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	10	56.7	70.7	1.01	THT
7843763540150	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-HCFAT (rev23a).IntLib \| 795.5 KB CDS Cadence_WE-HCFAT (rev23a).zip \| 7.3 MB EAG Eagle_WE-HCFAT (rev23a).lbr \| 43.1 KB CAD files ZIP 3D 3D_WE-HCFAT_3540_7843763540xxx_1,5 wire (rev1).pdf \| 1 MB IGS IGS_WE-HCFAT_3540_7843763540xxx_1,5 wire (rev1).igs \| 3.3 MB STP STP_WE-HCFAT_3540_7843763540xxx_1,5 wire (rev1).stp \| 858.4 KB Electric models ZIP PSP PSpice_WE-HCFAT (rev23a).zip \| 4.9 KB SCS Spectre_WE-HCFAT (rev24a).mod \| 4.4 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	15	45.3	51.6	1.77	THT
7843763540220	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-HCFAT (rev23a).IntLib \| 795.5 KB CDS Cadence_WE-HCFAT (rev23a).zip \| 7.3 MB EAG Eagle_WE-HCFAT (rev23a).lbr \| 43.1 KB CAD files ZIP 3D 3D_WE-HCFAT_3540_7843763540xxx_1,3 wire (rev1).pdf \| 1 MB IGS IGS_WE-HCFAT_3540_7843763540xxx_1,3 wire (rev1).igs \| 3.4 MB IGS STP_WE-HCFAT_3540_7843763540xxx_1,3 wire (rev1).igs \| 3.4 MB Electric models ZIP PSP PSpice_WE-HCFAT (rev23a).zip \| 4.9 KB SCS Spectre_WE-HCFAT (rev24a).mod \| 4.4 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	22	40.6	42	2.63	THT
7843763540330	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-HCFAT (rev23a).IntLib \| 795.5 KB CDS Cadence_WE-HCFAT (rev23a).zip \| 7.3 MB EAG Eagle_WE-HCFAT (rev23a).lbr \| 43.1 KB CAD files ZIP 3D 3D_WE-HCFAT-3540_7843763540xxx_0,8 wire (rev1).pdf \| 2.2 MB IGS IGS_WE-HCFAT-3540_7843763540xxx_0,8 wire (rev1).igs \| 3.8 MB STP STP_WE-HCFAT_3540_7843763540xxx_0,8 wire (rev1).stp \| 1004 KB Electric models ZIP PSP PSpice_WE-HCFAT (rev23a).zip \| 4.9 KB SCS Spectre_WE-HCFAT (rev24a).mod \| 4.4 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	33	32	38.9	5.67	THT
7843763540470	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-HCFAT (rev23a).IntLib \| 795.5 KB CDS Cadence_WE-HCFAT (rev23a).zip \| 7.3 MB EAG Eagle_WE-HCFAT (rev23a).lbr \| 43.1 KB CAD files ZIP 3D 3D_WE-HCFAT-3540_7843763540xxx_0,8 wire (rev1).pdf \| 2.2 MB IGS IGS_WE-HCFAT-3540_7843763540xxx_0,8 wire (rev1).igs \| 3.8 MB STP STP_WE-HCFAT_3540_7843763540xxx_0,8 wire (rev1).stp \| 1004 KB Electric models ZIP PSP PSpice_WE-HCFAT (rev23a).zip \| 4.9 KB SCS Spectre_WE-HCFAT (rev24a).mod \| 4.4 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	47	32	31	5.67	THT

Order Code	Datasheet
7843763521015	SPEC
78437613521015	SPEC
7843763521022	SPEC
78437613521022	SPEC
7843763521033	SPEC
78437613521033	SPEC
7843763540068	SPEC
78437613540068	SPEC
7843763540100	SPEC
78437613540100	SPEC
7843763540150	SPEC
7843763540220	SPEC
7843763540330	SPEC
7843763540470	SPEC

Samples

Order Code	Datasheet	Downloads	Status	L (µH)	I_R (A)	I_SAT (A)	R_{DC typ.} (mΩ)	Mount	Samples

WE-HCFAT

A MAJOR PLAYER IN THE GAME

WE-hcfat

Typical Application

WE-HCFAT typical applications

Output current doubler in HV to 12V board net converter

Online Evaluations