Thermal - Heat Sinks - Zui Ai Technology（Taiwan）Company.

Series：

Type：

Material：

Shape：

Length：

Width：

Attachment Method：

Package Cooled：

Height Off Base (Height of Fin)：

Power Dissipation @ Temperature Rise：

Thermal Resistance @ Forced Air Flow：

Thermal Resistance @ Natural：

10.14°C/W (2)
10.27°C/W (1)
10.30°C/W (1)
10.71°C/W (1)
10.87°C/W (1)
11.19°C/W (1)
11.54°C/W (3)
11.72°C/W (1)
12.10°C/W (1)
12.50°C/W (1)
12.71°C/W (1)
12.93°C/W (1)
13.16°C/W (1)
13.64°C/W (3)
14.33°C/W (1)
14.42°C/W (1)
14.71°C/W (2)
15.00°C/W (1)
15.79°C/W (1)
15.83°C/W (2)
15.96°C/W (1)
16.30°C/W (1)
17.05°C/W (2)
17.74°C/W (2)
18.29°C/W (1)
18.34°C/W (2)
18.63°C/W (4)
19.22°C/W (1)
19.74°C/W (1)
20.27°C/W (1)
20.59°C/W (3)
20.83°C/W (1)
21.90°C/W (3)
22.06°C/W (1)
23.81°C/W (1)
24.19°C/W (1)
25.86°C/W (1)
25.92°C/W (4)
26.13°C/W (1)
26.32°C/W (1)
27.78°C/W (1)
28.85°C/W (2)
29.09°C/W (1)
33.28°C/W (3)
35.71°C/W (2)
4.49°C/W (2)
4.70°C/W (1)
4.97°C/W (1)
5.21°C/W (1)
5.47°C/W (1)
5.77°C/W (1)
5.86°C/W (3)
6.15°C/W (1)
6.25°C/W (3)
6.41°C/W (1)
6.94°C/W (1)
7.50°C/W (2)
7.58°C/W (1)
7.65°C/W (2)
7.81°C/W (1)
7.98°C/W (1)
8.06°C/W (1)
8.15°C/W (2)
8.24°C/W (2)
8.43°C/W (2)
9.15°C/W (2)
9.26°C/W (2)
9.38°C/W (1)
9.62°C/W (2)
9.74°C/W (1)

Material Finish：

Image	Part Number	Manufacturer	Quantity	Delivery period	Unit Price	Buy	Description	Series	Type	Material	Shape	Length	Width	Attachment Method	Package Cooled	Height Off Base (Height of Fin)	Power Dissipation @ Temperature Rise	Thermal Resistance @ Forced Air Flow	Thermal Resistance @ Natural	Material Finish
Image	Part Number	Manufacturer	Quantity	Delivery period	Unit Price	Buy	Description	Series	Type	Material	Shape	Length	Width	Attachment Method	Package Cooled	Height Off Base (Height of Fin)	Power Dissipation @ Temperature Rise	Thermal Resistance @ Forced Air Flow	Thermal Resistance @ Natural	Material Finish
	HSS-B20-NP-12	CUI Inc.	1,485	3 days	-	HEATSINK TO-220 6.8W ALUMINUM MOQ: 1 MPQ: 1	HEATSINK TO-220 6.8W ALUMINUM	-	Board Level	Aluminum	Rectangular, Fins	1.450" (36.83mm)	0.700" (17.80mm)	Bolt On	TO-220	0.850" (21.60mm)	6.8W @ 75°C	3.47°C/W @ 200 LFM	14.33°C/W	Black Anodized
	HSS-B20-NP-06	CUI Inc.	1,930	3 days	-	HEATSINK TO-220 2.9W ALUMINUM MOQ: 1 MPQ: 1	HEATSINK TO-220 2.9W ALUMINUM	-	Board Level	Aluminum	Square, Fins	0.748" (19.00mm)	0.748" (19.00mm)	Bolt On	TO-220	0.375" (9.52mm)	2.9W @ 75°C	7.51°C/W @ 200 LFM	26.32°C/W	Black Anodized
	HSS-B20-CP-01	CUI Inc.	4,921	3 days	-	HEATSINK TO-220 2.6W ALUMINUM MOQ: 1 MPQ: 1	HEATSINK TO-220 2.6W ALUMINUM	-	Board Level, Vertical	Aluminum	Rectangular, Fins	0.375" (9.53mm)	0.900" (22.86mm)	Clip	TO-220	0.740" (18.79mm)	2.6W @ 75°C	6.32°C/W @ 200 LFM	28.85°C/W	Black Anodized
	HSS-B20-NP-04	CUI Inc.	1,434	3 days	-	HEATSINK TO-220 6.5W ALUMINUM MOQ: 1 MPQ: 1	HEATSINK TO-220 6.5W ALUMINUM	-	Board Level	Aluminum	Rectangular, Fins	1.450" (36.83mm)	1.750" (44.45mm)	Bolt On	TO-220	0.370" (9.40mm)	6.5W @ 75°C	3.76°C/W @ 200 LFM	11.54°C/W	Black Anodized
	HSS-B20-061H-03	CUI Inc.	5,156	3 days	-	HEATSINK TO-220 2.9W ALUMINUM MOQ: 1 MPQ: 1	HEATSINK TO-220 2.9W ALUMINUM	-	Board Level, Vertical	Aluminum	Rectangular, Fins	0.500" (12.70mm)	0.510" (13.00mm)	PC Pin	TO-220	0.748" (19.00mm)	2.9W @ 75°C	5.72°C/W @ 200 LFM	25.86°C/W	Black Anodized
	HSE-B20250-040H-01	CUI Inc.	1,467	3 days	-	HEAT SINK, EXTRUSION, TO-220, 25 MOQ: 1 MPQ: 1	HEAT SINK, EXTRUSION, TO-220, 25	HSE	Board Level, Vertical	Aluminum Alloy	Rectangular, Fins	0.984" (25.00mm)	1.359" (34.50mm)	PC Pin	TO-220	0.492" (12.50mm)	5.5W @ 75°C	4.44°C/W @ 200 LFM	13.64°C/W	Black Anodized
	HSS-B20-053H-01	CUI Inc.	1,551	3 days	-	HEATSINK TO-220 4.8W ALUMINUM MOQ: 1 MPQ: 1	HEATSINK TO-220 4.8W ALUMINUM	-	Board Level, Vertical	Aluminum	Rectangular, Fins	0.500" (12.70mm)	1.000" (25.40mm)	Bolt On and PC Pin	TO-220	1.181" (30.00mm)	4.8W @ 75°C	5.83°C/W @ 200 LFM	15.79°C/W	Black Anodized
	HSE-B20254-035H-02	CUI Inc.	1,469	3 days	-	HEAT SINK, EXTRUSION, TO-220, 25 MOQ: 1 MPQ: 1	HEAT SINK, EXTRUSION, TO-220, 25	HSE	Board Level, Vertical	Aluminum Alloy	Rectangular, Fins	1.000" (25.40mm)	1.378" (35.00mm)	PC Pin	TO-220	0.500" (12.70mm)	5.5W @ 75°C	4.39°C/W @ 200 LFM	13.64°C/W	Black Anodized
	HSE-B20254-035H-01	CUI Inc.	1,383	3 days	-	HEAT SINK, EXTRUSION, TO-220, 25 MOQ: 1 MPQ: 1	HEAT SINK, EXTRUSION, TO-220, 25	HSE	Board Level, Vertical	Aluminum Alloy	Rectangular, Fins	1.000" (25.40mm)	1.378" (35.00mm)	PC Pin	TO-220	0.500" (12.70mm)	5.2W @ 75°C	4.42°C/W @ 200 LFM	14.42°C/W	Black Anodized
	HSE-B20254-035H	CUI Inc.	1,016	3 days	-	HEAT SINK, EXTRUSION, TO-220,25. MOQ: 1 MPQ: 1	HEAT SINK, EXTRUSION, TO-220,25.	HSE	Board Level, Vertical	Aluminum Alloy	Rectangular, Fins	1.000" (25.40mm)	1.375" (34.93mm)	PC Pin	TO-220	0.500" (12.70mm)	5.8W @ 75°C	3.28°C/W @ 200 LFM	12.93°C/W	Black Anodized
	HSE-B254-045H	CUI Inc.	1,123	3 days	-	HEAT SINK, EXTRUSION, TO-220, 25 MOQ: 1 MPQ: 1	HEAT SINK, EXTRUSION, TO-220, 25	HSE	Board Level, Vertical	Aluminum Alloy	Rectangular, Fins	1.000" (25.40mm)	1.772" (45.00mm)	PC Pin	TO-220	0.500" (12.70mm)	6.4W @ 75°C	3.86°C/W @ 200 LFM	11.72°C/W	Black Anodized
	HSE-B20250-045H	CUI Inc.	1,061	3 days	-	HEAT SINK, EXTRUSION, TO-220, 50 MOQ: 1 MPQ: 1	HEAT SINK, EXTRUSION, TO-220, 50	HSE	Board Level, Vertical	Aluminum Alloy	Rectangular, Fins	1.969" (50.00mm)	1.181" (30.00mm)	PC Pin	TO-220	0.472" (12.00mm)	7.7W @ 75°C	4.05°C/W @ 200 LFM	9.74°C/W	Black Anodized
	HSE-B20254-056H	CUI Inc.	1,195	3 days	-	HEAT SINK, EXTRUSION, TO-220, 25 MOQ: 1 MPQ: 1	HEAT SINK, EXTRUSION, TO-220, 25	HSE	Board Level, Vertical	Aluminum Alloy	Rectangular, Fins	1.000" (25.40mm)	1.378" (35.00mm)	PC Pin	TO-220	0.500" (12.70mm)	5.5W @ 75°C	8.36°C/W @ 200 LFM	13.64°C/W	Black Anodized
	HSS-C2540-SMT-TR	CUI Inc.	1,950	3 days	-	HEAT SINK, STAMPING, TO-263, 19. MOQ: 1 MPQ: 1	HEAT SINK, STAMPING, TO-263, 19.	-	Board Level	Copper	Rectangular, Fins	0.763" (19.38mm)	1.000" (25.40mm)	-	TO-220	0.450" (11.43mm)	3.8W @ 75°C	5.50°C/W @ 200 LFM	21.90°C/W	Tin
	HSS-C2540-SMT-TR	CUI Inc.	2,094	3 days	-	HEAT SINK, STAMPING, TO-263, 19. MOQ: 1 MPQ: 1	HEAT SINK, STAMPING, TO-263, 19.	-	Board Level	Copper	Rectangular, Fins	0.763" (19.38mm)	1.000" (25.40mm)	-	TO-220	0.450" (11.43mm)	3.8W @ 75°C	5.50°C/W @ 200 LFM	21.90°C/W	Tin
	HSS-C2540-SMT-TR	CUI Inc.	2,094	3 days	-	HEAT SINK, STAMPING, TO-263, 19. MOQ: 1 MPQ: 1	HEAT SINK, STAMPING, TO-263, 19.	-	Board Level	Copper	Rectangular, Fins	0.763" (19.38mm)	1.000" (25.40mm)	-	TO-220	0.450" (11.43mm)	3.8W @ 75°C	5.50°C/W @ 200 LFM	21.90°C/W	Tin
	HSS-B20-0635H-01	CUI Inc.	943	3 days	-	HEATSINK TO-220 2.7W ALUMINUM MOQ: 1 MPQ: 1	HEATSINK TO-220 2.7W ALUMINUM	-	Board Level, Vertical	Aluminum	Rectangular, Fins	0.520" (13.21mm)	0.375" (9.53mm)	PC Pin	TO-220	0.748" (19.00mm)	2.7W @ 75°C	9.51°C/W @ 200 LFM	27.78°C/W	Black Anodized
	HSE-B2111-038	CUI Inc.	988	3 days	-	HEAT SINK, EXTRUSION, TO-220, 25 MOQ: 1 MPQ: 1	HEAT SINK, EXTRUSION, TO-220, 25	HSE	Board Level	Aluminum Alloy	Rectangular	0.984" (25.00mm)	0.625" (16.00mm)	Bolt On	TO-220	0.354" (9.00mm)	3.8W @ 75°C	6.12°C/W @ 200 LFM	19.74°C/W	Black Anodized
	HSS-B20-065V-02	CUI Inc.	994	3 days	-	HEATSINK TO-220 2.9W ALUMINUM MOQ: 1 MPQ: 1	HEATSINK TO-220 2.9W ALUMINUM	-	Board Level	Aluminum	Rectangular, Fins	0.748" (19.00mm)	0.504" (12.80mm)	PC Pin	TO-220	0.500" (12.70mm)	2.9W @ 75°C	7.24°C/W @ 200 LFM	25.92°C/W	Black Anodized
	HSS-B20-0635H-02	CUI Inc.	971	3 days	-	HEATSINK TO-220 2.6W ALUMINUM MOQ: 1 MPQ: 1	HEATSINK TO-220 2.6W ALUMINUM	-	Board Level, Vertical	Aluminum	Rectangular, Fins	0.520" (13.21mm)	0.500" (12.70mm)	PC Pin	TO-220	0.748" (19.00mm)	2.6W @ 75°C	10.49°C/W @ 200 LFM	29.09°C/W	Black Anodized

Sent successfully!