HSE-B20381-040H

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CUI Devices

HEAT SINK, EXTRUSION,TO-220, 38.

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CUI Devices

HEAT SINK, EXTRUSION,TO-220, 38.

Technical Specifications

Parameters and characteristics for this part

Specification	HSE-B20381-040H

Attachment Method	PC Pin, Bolt On
Fin Height [z]	14 mm
Fin Height [z]	0.551 in
Length	1.5 "
Length	38.1 mm
Material	Aluminum Alloy
Material Finish	Black Anodized
Package Cooled	TO-220
Power Dissipation @ Temperature Rise	75 °C, 6.5 W
Shape	Rectangular, Fins
Thermal Resistance @ Forced Air Flow	200 LFM, 3.62 °C/W
Thermal Resistance @ Natural	11.54 °C/W
Type	Board Level, Vertical
Width	32 mm
Width [x]	1.26 in

Part	Fin Height [z]	Fin Height [z]	Thermal Resistance @ Natural	Thermal Resistance @ Forced Air Flow	Material Finish	Type	Power Dissipation @ Temperature Rise	Width [x]	Width	Length	Length	Material	Shape	Attachment Method	Package Cooled
CUI Devices HSE-B20381-035H-01	12.7 mm	0.5 in	10.71 °C/W	2.67 °C/W 200 LFM	Black Anodized	Board Level Vertical	7 W 75 °C	1.378 in	35 mm	1.5 "	38.1 mm	Aluminum Alloy	Rectangular Angled Fins	Bolt On PC Pin	TO-220
CUI Devices HSE-B20381-040H	14 mm	0.551 in	11.54 °C/W	3.62 °C/W 200 LFM	Black Anodized	Board Level Vertical	6.5 W 75 °C	1.26 in	32 mm	1.5 "	38.1 mm	Aluminum Alloy	Rectangular Fins	Bolt On PC Pin	TO-220
CUI Devices HSE-B20381-035H-02	12.7 mm	0.5 in	10.87 °C/W	3.32 °C/W 200 LFM	Black Anodized	Board Level Vertical		1.378 in	35 mm	1.5 "	38.1 mm	Aluminum Alloy	Rectangular Angled Fins	Bolt On PC Pin	TO-220

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Box	1380	$ 1.06

General part information

Heat Sink TO-220 Aluminum Alloy 6.5W @ 75°C Board Level, Vertical

Technical documentation and resources