Fans, Blowers, Thermal Management

902-21-1-18-2-B-0

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Wakefield Thermal Solutions

HEAT SINKS CHIPSET HEAT SINK WITH CLIP, ELLIPTICAL, 21MM CHIP SIZE, 17.6MM HEIGHT, ALUMINUM

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Fans, Blowers, Thermal Management

902-21-1-18-2-B-0

Active

Wakefield Thermal Solutions

HEAT SINKS CHIPSET HEAT SINK WITH CLIP, ELLIPTICAL, 21MM CHIP SIZE, 17.6MM HEIGHT, ALUMINUM

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Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	902-21-1-18-2-B-0

Attachment Method	Push Pin
Fin Height	0.693 in
Fin Height	17.6 mm
Length [x]	0.827 in
Length [x]	21 mm
Material	Aluminum
Material Finish	Black Anodized
Package Cooled	BGA
Shape	Pin Fins, Square
Thermal Resistance @ Forced Air Flow	4.95 °C/W
Thermal Resistance @ Natural	12.8 °C/W
Type	Top Mount
Width [x]	0.827 in
Width [x]	21 mm

902-21 Series

Part	Length [x]	Length [x]	Attachment Method	Material	Thermal Resistance @ Forced Air Flow	Type	Package Cooled	Width [x]	Width [x]	Fin Height	Fin Height	Shape	Thermal Resistance @ Natural	Material Finish	Fin Height [custom]	Fin Height [custom]
Wakefield Thermal Solutions 902-21-2-18-2-B-0	0.827 in	21 mm	Push Pin	Aluminum	5.51 °C/W	Top Mount	BGA	0.827 in	21 mm	0.693 in	17.6 mm	Pin Fins Square	11.06 °C/W	Black Anodized
Wakefield Thermal Solutions 902-21-1-15-2-B-0	0.827 in	21 mm	Push Pin	Aluminum	5.3 °C/W	Top Mount	BGA	0.827 in	21 mm		14.6 mm	Pin Fins Square	13.6 °C/W	Black Anodized	0.575 in
Wakefield Thermal Solutions 902-21-1-33-2-B-0	0.827 in	21 mm	Push Pin	Aluminum	3.57 °C/W	Top Mount	BGA	0.827 in	21 mm	1.283 in	32.6 mm	Pin Fins Square	9.3 °C/W	Black Anodized
Wakefield Thermal Solutions 902-21-1-18-2-B-0	0.827 in	21 mm	Push Pin	Aluminum	4.95 °C/W	Top Mount	BGA	0.827 in	21 mm	0.693 in	17.6 mm	Pin Fins Square	12.8 °C/W	Black Anodized
Wakefield Thermal Solutions 902-21-1-33-2-B-0	0.827 in	21 mm	Push Pin	Aluminum	3.57 °C/W	Top Mount	BGA	0.827 in	21 mm	1.283 in	32.6 mm	Pin Fins Square	9.3 °C/W	Black Anodized
Wakefield Thermal Solutions 902-21-1-15-2-B-0	0.827 in	21 mm	Push Pin	Aluminum	5.3 °C/W	Top Mount	BGA	0.827 in	21 mm		14.6 mm	Pin Fins Square	13.6 °C/W	Black Anodized	0.575 in
Wakefield Thermal Solutions 902-21-2-12-2-B-0	0.827 in	21 mm	Push Pin	Aluminum	5.8 °C/W	Top Mount	BGA	0.827 in	21 mm			Pin Fins Square	14.3 °C/W	Black Anodized	0.457 in	11.6 mm
Wakefield Thermal Solutions 902-21-1-23-2-B-0	0.827 in	21 mm	Push Pin	Aluminum	4.9 °C/W	Top Mount	BGA	0.827 in	21 mm			Pin Fins Square	10.3 °C/W	Black Anodized	0.892 in	22.65 mm
Wakefield Thermal Solutions 902-21-2-18-2-B-0	0.827 in	21 mm	Push Pin	Aluminum	5.51 °C/W	Top Mount	BGA	0.827 in	21 mm	0.693 in	17.6 mm	Pin Fins Square	11.06 °C/W	Black Anodized
Wakefield Thermal Solutions 902-21-1-12-2-B-0	0.827 in	21 mm	Push Pin	Aluminum	6.6 °C/W	Top Mount	BGA	0.827 in	21 mm			Pin Fins Square	12.4 °C/W	Black Anodized	0.457 in	11.6 mm

Pricing

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

Distributor	Package	Quantity	$

Digikey	Box	270	$ 5.68
		270	$ 5.68
	N/A	0	$ 5.73
		0	$ 5.73
Mouser	N/A	270	$ 5.05
		540	$ 5.02
		1080	$ 4.94
Newark	Each	1	$ 10.02
		1080	$ 9.52
		5130	$ 9.04

Description

General part information

902-21 Series

Heat Sink BGA Aluminum Top Mount

Documents

Technical documentation and resources