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Thermal

	Image	Part #	$ Range	Stock	PDF	Description	Power Dissipation @ Temperature Rise	Width	Length	Package Cooled	Thermal Resistance @ Natural	Material	Shape	Material Finish	Attachment Method	Thermal Resistance @ Forced Air Flow	Type	Fin Height
		BOYD 7139DG	$1.35	4912		HEATSINK TO-220 TIN CLIP-ON 13MM	1.5W @ 50°C	0.520" (13.21mm)	0.780" (19.81mm)	TO-220	28.30°C/W	Copper	Rectangular, Fins	Tin	Clip and PC Pin	8.00°C/W @ 500 LFM	Board Level	0.515" (13.08mm)
		Wakefield Thermal 218-40CTE3	$0.58	3760		HEATSINK ALUM BLACK SMD	2.0W @ 62°C	0.900" (22.86mm)	0.320" (8.13mm)	SMD	31.00°C/W	Copper	Rectangular, Fins	Tin	SMD Pad	21.00°C/W @ 200 LFM	Top Mount	0.400" (10.16mm)
		Wakefield Thermal 658-60ABT4E	$2.63	3711		HEATSINK CPU 27.9MM SQ W/ADH BLK	2.5W @ 30°C	1.100" (27.94mm)	1.100" (27.94mm)	BGA	-	Aluminum	Square, Pin Fins	Black Anodized	Thermal Tape, Adhesive (Included)	2.00°C/W @ 500 LFM	Top Mount	0.598" (15.20mm)
		BOYD 529802B02500G	$9.56	1168		HEATSINK TO-220 W/PINS 1.5"TALL	10.0W @ 50°C	1.650" (41.91mm)	1.000" (25.40mm)	TO-220	3.70°C/W	Aluminum	Rectangular, Fins	Black Anodized	Bolt On and PC Pin	3.00°C/W @ 200 LFM	Board Level, Vertical	1.500" (38.10mm)
		TE Connectivity 7178DG	$2.30	984	-	BOARD LEVEL HEAT SINK	0.6W @ 30°C	0.520" (13.21mm)	0.750" (19.05mm)	TO-220	35.70°C/W	Copper	Rectangular, Fins	Tin	Bolt On and PC Pin	5.00°C/W @ 700 LFM	Board Level, Vertical	0.375" (9.52mm)
		Ohmite DA-T263-101E-TR	$2.44	666	-	TO-263 HEAT SINK / POLY TAPE	2.0W @ 30°C	1.020" (25.91mm)	0.500" (12.70mm)	TO-263 (D²Pak)	-	Aluminum	Rectangular, Fins	Black Anodized	Solderable Feet	8.00°C/W @ 500 LFM	Top Mount	0.400" (10.16mm)
		BOYD 577102B00000G	$0.43	429		HEAT SINK TO-220 .375" COMPACT	3.0W @ 80°C	0.520" (13.21mm)	0.750" (19.05mm)	TO-220	25.90°C/W	Aluminum	Rectangular, Fins	Black Anodized	Bolt On	12.00°C/W @ 200 LFM	Board Level	0.375" (9.52mm)
		BOYD 530102B00150G	$3.30	424		HEAT SINK 1.75" HIGH RISE TO-220	4.0W @ 30°C	0.490" (12.44mm)	1.750" (44.45mm)	TO-220	6.30°C/W	Aluminum	Square, Fins	Black Anodized	Clip and Board Mounts	1.50°C/W @ 400 LFM	Board Level, Vertical	1.750" (44.45mm)
		BOYD 7020B-MTG	$1.26	231		HEATSINK TO-220 TAB FOLD 42.16MM	8.0W @ 70°C	1.300" (33.02mm)	1.450" (36.83mm)	TO-220	8.70°C/W	Aluminum	Rectangular, Fins	Black Anodized	Bolt On and PC Pin	3.00°C/W @ 800 LFM	Board Level, Vertical	0.470" (11.94mm)
		Ohmite RA-T2X-38E	$2.76	208	-	HEATSINK TO-220,TO-218,TO-247	14.0W @ 70°C	0.985" (25.00mm)	1.654" (42.00mm)	TO-218, TO-220, TO-247	3.90°C/W	Aluminum	Rectangular, Fins	Black Anodized	Bolt On and PC Pin	1.00°C/W @ 400 LFM	Board Level, Vertical	1.500" (38.10mm)
		BOYD 593002B03400G	$5.39	134		HEATSINK TWISTED FIN TO-220	1.0W @ 20°C	0.942" (23.93mm)	1.180" (29.97mm)	TO-220	13.40°C/W	Aluminum	Rectangular, Fins	Black Anodized	Bolt On and PC Pin	4.00°C/W @ 600 LFM	Board Level, Vertical	0.500" (12.70mm)
		BOYD 6396B-P2G	$4.26	115		BOARD LEVEL HEAT SINK	4.0W @ 30°C	1.650" (41.91mm)	1.000" (25.40mm)	TO-220	5.60°C/W	Aluminum	Rectangular, Fins	Black Anodized	Bolt On and PC Pin	1.50°C/W @ 600 LFM	Board Level, Vertical	1.000" (25.40mm)
		Ohmite RA-T2X-51E	$3.28	100	-	HEATSINK TO-218,TO-220,TO-247	8.0W @ 40°C	0.985" (25.00mm)	1.654" (42.00mm)	TO-218, TO-220, TO-247	3.50°C/W	Aluminum	Rectangular, Fins	Black Anodized	Bolt On and PC Pin	1.00°C/W @ 300 LFM	Board Level, Vertical	2.000" (50.80mm)
		BOYD 574402B03200G	$0.96	72		HEATSINK TO220 HOR MNT W/TAB.75"	3.0W @ 60°C	0.860" (21.84mm)	0.750" (19.05mm)	TO-220	23.20°C/W	Aluminum	Rectangular, Fins	Black Anodized	Clip and PC Pin	12.00°C/W @ 200 LFM	Board Level	0.395" (10.03mm)
		Wakefield Thermal 518-95AB	$4.86	50		HEATSINK DC/DC HALF BRICK VERT	11.0W @ 60°C	2.280" (57.91mm)	2.402" (61.00mm)	Half Brick DC/DC Converter	-	Aluminum	Rectangular, Fins	Black Anodized	Bolt On	2.00°C/W @ 300 LFM	Board Level	0.950" (24.13mm)

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