251G Aavid Thermalloy, 251G Datasheet - Page 39
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251G
Manufacturer Part Number
251G
Description
THERMAL GREASE
Manufacturer
Aavid Thermalloy
Series
Thermalcotetrade;r
Type
Silicon Compoundr
Specifications of 251G
Size / Dimension
1 lb Can
Product
Thermal Management
Size
1 lb
Container
Can
Chemical Component
Polydimethylsiloxane/Zinc Oxide
Dispensing Method
Aerosol
Primary Type
Grease
Temperature, Rating
-40 to +204 °C
Weight
1 lbs.
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
35270
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
251G1D-16D
Manufacturer:
XILINX/赛灵思
Quantity:
20 000
Company:
Part Number:
251G1D-16I
Manufacturer:
TEMIC
Quantity:
8 436
Company:
Part Number:
251G1D16CB
Manufacturer:
MOTOROLA
Quantity:
299
Company:
Part Number:
251G1DDIB16CB
Manufacturer:
TEMIC
Quantity:
1 186
* Edges cut during the manufacturing process will be unfinished.
TV40
Narrow channel style heat
sink features twisted fins
for increased air turbulence
and better cooling. Mounts
horizontally to accommodate
two TO-220 devices.
Copper channel style heat sink
features two integrated tabs.
The heat sink is tin plated and
can be soldered to the PC board.
Channel style heat sink features
an integrated device retaining clip
that eliminates the need for attachment
hardware. Available in two finish options.
ORDERING INFORMATION
Part Number
TV40G
7173
ORDERING INFORMATION
Part Number
7173DG
6236
ORDERING INFORMATION
Part Number
6236BG
6236PBG
See page 110 for more information.
www.aavidthermalloy.com
Description
Narrow channel style heat sink with twisted fins
Description
Copper channel style heat sink
Finish
Black anodize
Pre-black anodize*
Channel style heat sink featuring an integrated device retaining clip
Narrow channel style heat sink features twisted fins
Copper channel style heat sink featuring two integrated tabs
AMERICA
EUROPE
Hole for Tabs
Plated Thru
Dia of PCB
2.54 (0.100)
Italy Tel: +39 051 764011 email: sales.it@aavid.com
United Kingdom Tel: +44 1793 401400 email: sales.uk@aavid.com
USA Tel: +1 (603) 224-9988 email: info@aavid.com
100
100
100
80
60
40
20
80
60
40
20
80
60
40
20
0
0
0
0
0
0
0
0
0
200
200
200
2
1
2
Air Velocity—Feet Per Minute
Air Velocity—Feet Per Minute
Air Velocity—Feet Per Minute
Heat Dissipated—Watts
Heat Dissipated—Watts
Heat Dissipated—Watts
400
400
400
4
2
4
600
600
600
6
3
6
800
800
800
8
8
4
1000
1000
1000
10
10
5
10
20
16
12
10
0
0
8
6
4
2
8
6
4
2
8
4
0
ASIA
(0.750) 13.34
(0.866)
19.05
(0.150) THRU
ø 3.81
22.00
C L
(0.375)
(0.510)
(0.700)
(0.525)
12.95
17.78
9.52
Singapore Tel: +65 6362 8388 email: sales@aavid.com.sg
Taiwan Tel: +886(2) 2698-9888 email: sales@aavid.com.tw
(0.512)
13.00
TO-220 Heat Sinks
(0.750)
(1.497)
(0.520)
19.05
13.21
38.00
C L
(0.236)
6.00
Locking Catch
(0.560)
Top is cut away
to show detail
14.22
(0.250)
6.35
Material: 0.81 (0.032) Thick Aluminum
Material: 0.63 (0.025) Thick Copper
Material: 1.02 (0.040) Thick Aluminum
Finish: Black Anodize
Finish: Tin Plated
Finish: See Table
2X
(0.158)
page 112
page 112
(0.150)
4.00
Grease
Grease
(0.150)
Epoxy
THRU
Epoxy
3.81
3.81
&
&
(0.050)
1.27
(0.100)
(1.103)
2.54
28.00
Mounting
Mounting
(0.162)
4.11
page 99
page 99
Kits
Kits
39