WE-HTO Heatsink for TO220/247 | Thermal Management | Würth Elektronik Product Catalog

WE-HTO Heatsink for TO220/247

Characteristics

Aluminum heatsinks
Low thermal resistance
High surface emissivity
Size adapts to different TO packaging

Applications

Power electronics
Transistors

Application Notes

SN035 Information on Heatsinks WE-HTO & WE-HIC
PDF

Products

Filter article data

show articles in 0 product lines

articles in 0 product lines

Log in now to view availability and request availability forecasts. LOGIN

	Order Code	Datasheet	Downloads	Status	Application	L(mm)	W(mm)	H(mm)	R_TH(K/W)	Material	Surface	Conductive Insulator Pad	Design Kit	SamplesAvailability & Sample

Log in now to view availability and request availability forecasts. LOGIN
	40901100243007	SPECTO247, 7 mm, 30 mm	Availability –	Downloads4 files ANS ANSYS_40901100243007 (rev26a).a3dcomp \| 711.5 KB 3D 40901100243007_3d (rev1).pdf \| 391.7 KB IGS 40901100243007 (rev1).igs \| 1.9 MB STP 40901100243007 (rev1).stp \| 376.5 KB	Status ActiveProduction is active. Expected lifetime: >10 years. iProduction is active. Expected lifetime: >10 years.	ApplicationTO247	Length7 mm	Width30 mm	Height24 mm	Thermal Resistance20 K/W	MaterialAluminium	SurfaceBlack anodized	Conductive Insulator Pad 40412471	Design Kit 400004	–Check availability
	40903100191412	SPECTO220, 12 mm, 14 mm	Availability –	Downloads4 files ANS ANSYS_40903100191412 (rev26a).a3dcomp \| 552.8 KB 3D 40903100191412_3d (rev1).pdf \| 1.4 MB IGS 40903100191412 (rev1).igs \| 1.4 MB STP 40903100191412 (rev1).stp \| 296.3 KB	Status ActiveProduction is active. Expected lifetime: >10 years. iProduction is active. Expected lifetime: >10 years.	ApplicationTO220	Length12 mm	Width14 mm	Height19 mm	Thermal Resistance16 K/W	MaterialAluminium	SurfaceBlack anodized	Conductive Insulator Pad –	Design Kit 400004	–Check availability
	40902100191409	SPECTO220, 9 mm, 14 mm	Availability –	Downloads4 files ANS ANSYS_40902100191409 (rev26a).a3dcomp \| 362.8 KB 3D 40902100191409_3D (rev1).pdf \| 66.9 KB IGS 40902100191409 (rev1).igs \| 846.8 KB STP 40902100191409 (rev1).stp \| 214.1 KB	Status ActiveProduction is active. Expected lifetime: >10 years. iProduction is active. Expected lifetime: >10 years.	ApplicationTO220	Length9 mm	Width14 mm	Height19 mm	Thermal Resistance22 K/W	MaterialAluminium	SurfaceBlack anodized	Conductive Insulator Pad 40412202	Design Kit 400004	–Check availability
	40902100191909	SPECTO247, 9 mm, 19 mm	Availability –	Downloads4 files ANS ANSYS_40902100191909 (rev26a).a3dcomp \| 433.4 KB 3D 40902100191909_3d (rev1).pdf \| 39 KB IGS 40902100191909 (rev1).igs \| 1 MB STP 40902100191909 (rev1).stp \| 230.7 KB	Status ActiveProduction is active. Expected lifetime: >10 years. iProduction is active. Expected lifetime: >10 years.	ApplicationTO247	Length9 mm	Width19 mm	Height19 mm	Thermal Resistance21 K/W	MaterialAluminium	SurfaceBlack anodized	Conductive Insulator Pad 40412472	Design Kit 400004	–Check availability
	40901100242307	SPECTO220, 7 mm, 23 mm	Availability –	Downloads4 files ANS ANSYS_40901100242307 (rev26a).a3dcomp \| 716.7 KB 3D 40901100242307_3d (rev1).pdf \| 418.7 KB IGS 40901100242307 (rev1).igs \| 2 MB STP 40901100242307 (rev1).stp \| 407.8 KB	Status ActiveProduction is active. Expected lifetime: >10 years. iProduction is active. Expected lifetime: >10 years.	ApplicationTO220	Length7 mm	Width23 mm	Height24 mm	Thermal Resistance21 K/W	MaterialAluminium	SurfaceBlack anodized	Conductive Insulator Pad 40412201	Design Kit 400004	–Check availability
	40904110384125	SPECTO220, 24 mm, 42 mm 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 13/12/2026 SPEC Datasheet valid from 14/12/2026 PCN PCN document	Availability –	Downloads4 files ANS ANSYS_40904110384125 (rev26a).a3dcomp \| 11.2 MB 3D 40904110384125_3d (rev1).pdf \| 9.8 MB IGS 40904110384125 (rev1).igs \| 32.8 MB STP 40904110384125 (rev1).stp \| 13.2 MB	Status ActiveProduction is active. Expected lifetime: >10 years. iProduction is active. Expected lifetime: >10 years.	ApplicationTO220	Length24 mm	Width42 mm	Height38 mm	Thermal Resistance9 K/W	MaterialAluminium	SurfaceBlack anodized	Conductive Insulator Pad 40412203	Design Kit –	–Check availability
	40904110634125	SPECTO247, 25 mm, 42 mm 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 13/12/2026 SPEC Datasheet valid from 14/12/2026 PCN PCN document	Availability –	Downloads4 files ANS ANSYS_40904110634125 (rev26a).a3dcomp \| 11.3 MB 3D 40904110634125_3d (rev1).pdf \| 3.5 MB IGS 40904110634125 (rev1).igs \| 32.8 MB STP 40904110634125 (rev1).stp \| 13.3 MB	Status ActiveProduction is active. Expected lifetime: >10 years. iProduction is active. Expected lifetime: >10 years.	ApplicationTO247	Length25 mm	Width42 mm	Height63 mm	Thermal Resistance7 K/W	MaterialAluminium	SurfaceBlack anodized	Conductive Insulator Pad 40412203	Design Kit –	–Check availability

Assortments

Articles from this product series can be found in the following assortments:

Design Kit Heatsink Solutions