249G Aavid Thermalloy, 249G Datasheet - Page 56

• Manufacturer Part Number: 249G
• Description: THERMAL GREASE
• Manufacturer: Aavid Thermalloy
• Series: Thermalcotetrade;r
• Type: Silicon Compoundr

Specifications of 249G

• Size / Dimension: 1.0 oz. Tube
• Product: Thermal Management
• Size: 1 oz
• Container: Tube
• Chemical Component: Polydimethylsiloxane/Zinc Oxide
• Dispensing Method: Tube
• Primary Type: Grease
• Temperature, Rating: -40 to +204 °C
• Weight: 1 Oz.
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 35252

56
SW25, SW38, SW50, SW63
Extruded heat sink with unequal
channel widths front and back
can accommodate a TO-220, TO-218,
or TO-247 devices. Includes two solder-
able mounting pins which permit verti-
cal mounting and eliminate stress on
device leads. Available in three heights.
Version without hole uses clip 5901
(sold separately) to attach device.
See page 97 for clip information.
5297, 5298, 5299, 5300
ORDERING INFORMATION
Extruded heat sink with large radial
fins features equal channel widths on
both sides for single or dual device
mounting. Includes two solderable
mounting pins which permit vertical
mounting and eliminate stress on
device leads. Available in four heights
for TO-220, TO-218, and TO-247 devices.
ORDERING INFORMATION
Part Number
SW25-2G
SW25-4G
SW38-2G
SW38-4G
SW50-2G
SW50-4G
SW63-2G
SW63-4G
Part Number
529701B02500G
529702B02500G
529801B02500G
529802B02500G
529901B02500G
529902B02500G
530001B02500G
530002B02500G
For additional options see page 83
www.aavidthermalloy.com
TO-220 & TO-218 & TO-247 Heat Sinks
Description
Extruded heat sink with unequal channel widths front and back
With device mounting holes
Extruded heat sink with unequal channel widths front and back
With device mounting holes
Extruded heat sink with unequal channel widths front and back
With device mounting holes
Extruded heat sink with unequal channel widths front and back
With device mounting holes
Device
TO-218, TO-247
TO-220
TO-218, TO-247
TO-220
TO-218, TO-247
TO-220
TO-218, TO-247
TO-220
25.40 (1.000)
25.40 (1.000)
38.10 (1.500)
38.10 (1.500)
50.80 (2.000)
50.80 (2.000)
63.50 (2.500)
63.50 (2.500)
“A” Dim
AMERICA
EUROPE
21.59 (0.850)
18.29 (0.720)
21.59 (0.850)
18.29 (0.720)
21.59 (0.850)
18.29 (0.720)
21.59 (0.850)
18.29 (0.720)
Extruded heat sink with unequal channel widths
Extruded heat sink with large radial fins
“B” Dim
Italy Tel: [phone] email: [e-mail]
United Kingdom Tel: [phone] email: [e-mail]
USA Tel: [phone] email: [e-mail]
52990X
53000X
SW50
SW63
52970X
52980X
SW25
SW38
100
100
100
100
80
80
80
60
40
20
80
60
40
20
60
40
20
60
40
20
0
0
0
0
0
0
0
0
0
0
0
0
3.66 (0.144)
3.17 (0.125)
3.66 (0.144)
3.17 (0.125)
3.66 (0.144)
3.17 (0.125)
3.66 (0.144)
3.17 (0.125)
“C” Dim
200
200
200
200
4
2
4
2
Air Velocity—Feet Per Minute
Air Velocity—Feet Per Minute
Air Velocity—Feet Per Minute
Air Velocity—Feet Per Minute
Heat Dissipated—Watts
Heat Dissipated—Watts
Heat Dissipated—Watts
Heat Dissipated—Watts
400
400
25.00 (0.984)
25.00 (0.984)
38.00 (1.496)
38.00 (1.496)
50.00 (1.968)
50.00 (1.968)
63.00 (2.480)
63.00 (2.480)
400
400
8
4
8
4
“A” Dim
Hole for Pins
Plated Thru
Dia of PCB
2.67 (0.105)
2.67 (0.105)
2.67 (0.105)
2.67 (0.105)
2.67 (0.105)
2.67 (0.105)
2.67 (0.105)
2.67 (0.105)
600
600
600
12
600
12
6
6
800
800
Holes
800
800
16
8
16
8
Yes
Yes
Yes
Yes
No
No
No
No
1000
1000
1000
1000
20
20
10
10
Hole for Pins
Plated Thru
Dia of PCB
3.00 (0.118)
3.00 (0.118)
3.00 (0.118)
3.00 (0.118)
3.00 (0.118)
3.00 (0.118)
3.00 (0.118)
3.00 (0.118)
10
10
5
4
3
2
1
0
8
6
4
2
0
5
4
3
2
1
0
8
6
4
2
0
ASIA
(0.984) 19.90
25.00
Singapore Tel: [phone] email: [e-mail]
Taiwan Tel: [phone] email: [e-mail]
"A"
(0.783) 15.00
(0.125)
(0.492)
(0.157)
12.50
3.18
4.00
"B"
(0.246)
(1.000)
6.25
(0.560)
25.40
14.22
(0.591)
NOTE 1: This hole not present in SW25 model
(0.825)
20.96
(0.098)
(0.079)
2.50
(1.358)
2.00
34.50
(1.000)
(0.062)
25.40
(0.540)
(0.670)
(1.650)
(1.000)
13.72
1.57
17.02
41.91
25.40
page 112
page 112
Grease
Grease
Epoxy
Epoxy
&
&
SEE NOTE 1
Material: Aluminum
Material: Aluminum
Finish: Black Anodize
Finish: Black Anodize
"A"
ø
(0.126)
ø
(0.093)
3.20
2.36
Mounting
Mounting
"C"
TYP
(0.156)
page 99
page 99
Kits
Kits
3.96
2x
2x