參數(shù)資料
型號： 530401B00100G
廠商： Aavid Thermalloy
文件頁數(shù)： 2/116頁
文件大?。?/td> 0K
描述： BOARD LEVEL HEAT SINK
產(chǎn)品培訓模塊： How to Select a Heat Sink
標準包裝： 500
類型： 插件板級，垂直
冷卻式包裝： TO-218，TO-247
固定方法： 螺栓固定式和電路板安裝
形狀： 方形
長度： 1.750"（44.45mm）
寬： 0.750"（19.05mm）
機座外的高度（散熱片高度）： 1.750"（44.45mm）
溫升時的功耗： 12W @ 70°C
在強制氣流下的熱敏電阻： 在 400 LFM 時為2°C/W
自然環(huán)境下的熱電阻： 6.3°C/W
材質(zhì)： 鋁
材料表面處理： 黑色陽極化處理
其它名稱： 042680
10
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EUROPE
ASIA
Italy Tel: +39 051 764011 email: sales.it@aavid.com
United Kingdom Tel: +44 1793 401400 email: sales.uk@aavid.com
Singapore Tel: +65 6362 8388 email: sales@aavid.com.sg
Taiwan Tel: +886(2) 2698-9888 email: sales@aavid.com.tw
AMERICA
USA Tel: +1 (603) 224-9988 email: info@aavid.com
www.aavidthermalloy.com
Find a heat sink to keep a TO-220 device below the maximum
150 °C junction temperature in forced convection at 400 ft/min.
Device must be electrically insulated and mounted with a labor
saving clip.
Given:
PD = 12 watts
RθJC = 2.5°C/W (from semiconductor manufacturer)
TJ max = 140°C (from semiconductor manufacturer)
TA max = 50°C
A Hi-Flow pad works great with clip mounting and provides the
necessary electrical insulation. Thermal resistance for
Hi-Flow at low pressure is 1.15°C/W (from page 87).
Using equation 1, solve for RθSA
RθSA = 140 – 50 - (2.5 + 1.15) = 3.85°C/W
12
Many styles are available. If board space is a concern,
533202B02551G (pg 55) meets the requirements.
According to the above graph, an airflow of 400 ft/min results
in a thermal resistance of 3°C/W. This is less than the required
thermal resistance of 3.85°C/W and is therefore acceptable
under these airflow conditions.
If height is a concern, 533702B02552G would meet the
requirements and is only 1.0” tall
Find a space saving heat sink to keep a TO-220 device below the
maximum 150°C junction temperature in natural convection. Device
will be screw mounted with an electrically conductive interface.
Given:
PD = 6 watts
RθJC = 3°C/W (from semiconductor manufacturer)
TJ max = 150°C (from semiconductor manufacturer)
TA max = 65°C
A KonduxTM pad is a good choice for electrically conductive
applications. Thermal resistance for KonduxTM can be determined
from the following graph.
Example B
Example A
Typical TO-220 Performance
Screw Torque (in-lb)
0.00
012
3
4
5
R
(C/W
)
CS
0.10
0.20
0.30
0.40
0.50
0.60
6
How To Select a Heat Sink
At 2 in-lb of torque the thermal resistance
is approximately RθCS = 0.5°C/W
Using equation 1, solve for RθSA
RθSA = 150 – 65 - ( 3 + 0.5) = 10.7°C/W
6
The Index by Heat Sink Style on page 8 lists space saving heat sinks.
Several models are in the 10 °C/W range. Choose the one that best
fits the application and verify thermal resistance from graph.
Part number 593202B03500G shows
a 60 °C temperature rise at 6 watts.
RθSA = 60 = 10.0°C/W
6
Which meets the above requirement in natural convection.
Air Velocity—Feet Per Minute
Heat Dissipated—Watts
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Air Velocity—Feet Per Minute
Heat Dissipated—Watts
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Hi-Flow is a trademark of the Bergquist Company
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
530401B00150 功能描述:散熱片 BLACK ANODIZE TO-218 RoHS:否 制造商:Ampro By ADLINK 產(chǎn)品:Heat Sink Accessories 安裝風格:Through Hole 散熱片材料: 散熱片樣式: 熱阻: 長度: 寬度: 高度: 設(shè)計目的:Express-HRR
530401B00150G 功能描述:散熱片 BLACK ANODIZE TO-218 RoHS:否 制造商:Ampro By ADLINK 產(chǎn)品:Heat Sink Accessories 安裝風格:Through Hole 散熱片材料: 散熱片樣式: 熱阻: 長度: 寬度: 高度: 設(shè)計目的:Express-HRR
530402B00000G 功能描述:BOARD LEVEL HEAT SINK RoHS:是 類別:風扇，熱管理 >> 熱敏 - 散熱器 系列:- 產(chǎn)品目錄繪圖:BDN12-3CB^A01 標準包裝:300 系列:BDN 類型:頂部安裝 冷卻式包裝:分類（BGA，LGA，CPU，ASIC……） 固定方法:散熱帶，粘合劑（含） 形狀:方形，鰭片 長度:1.21"（30.73mm） 寬:1.210"（30.73mm） 直徑:- 機座外的高度（散熱片高度）:0.355"（9.02mm） 溫升時的功耗:- 在強制氣流下的熱敏電阻:在 400 LFM 時為6.8°C/W 自然環(huán)境下的熱電阻:19.6°C/W 材質(zhì):鋁 材料表面處理:黑色陽極化處理 產(chǎn)品目錄頁面:2681 (CN2011-ZH PDF) 其它名稱:294-1099
530402B00100 制造商:Aavid Thermalloy 功能描述:- Bulk 制造商:Aavid Thermalloy 功能描述:Heat Sink Passive TO-220 Staggered Solderable Wave 6.3°C/W Black Anodized
530402B00100G 功能描述:散熱片 HEAT SINK TO-220 RoHS:否 制造商:Ampro By ADLINK 產(chǎn)品:Heat Sink Accessories 安裝風格:Through Hole 散熱片材料: 散熱片樣式: 熱阻: 長度: 寬度: 高度: 設(shè)計目的:Express-HRR
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