251G Aavid Thermalloy, 251G Datasheet - Page 52

• 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

52
*Edges cut during the manufacturing process will be unfinished.
5768
Plug in style heat sink features
four spring action clips to firmly
hold the device to the heat sink
ensuring maximum metal to
metal thermal contact. Available
with solderable mounting tabs
for both horizontal and vertical
mounting to the PC board.
PF432, PF433, PF434, PF435, PF436
ORDERING INFORMATION
Part Number
576802B00000G
576802V00000G
576802U00000G Slim plug in heat sink, no mounting tab
576802B03100G
576802V03100G
576802U03100G With single tab for horizontal mounting
576802B04000G
576802V04000G
576802U04000G With single tab for vertical mounting
Plug in style heat sink features
pre-blackened finish and two
spring action clips to firmly hold
the device to the heat sink
ensuring maximum metal to
metal thermal contact. Available
with solderable mounting tabs
for both horizontal and vertical
mounting to the PC board.
ORDERING INFORMATION
Part Number Description
PF432G
PF433G
PF434G
PF435G
PF436G
See page 110 for more information
For additional options see page 84
TO-220 & TO-262 Heat Sinks
www.aavidthermalloy.com
Plug in style heat sink with solderable tab, vertical mount
With vertical mount no tab
With solderable tab, horizontal mount
With solderable tab, vertical mount
With solderable tab offset from center, horizontal mount
Description
Slim plug in heat sink, no mounting tab
Slim plug in heat sink, no mounting tab
With single tab for horizontal mounting
With single tab for horizontal mounting
With single tab for vertical mounting
With single tab for vertical mounting
AMERICA
EUROPE
(0.768)
FIGURE A
19.50
TAB
(0.051)
1.30
Italy Tel: [phone] email: [e-mail]
United Kingdom Tel: [phone] email: [e-mail]
USA Tel: [phone] email: [e-mail]
(0.016)
Figure
0.40
FIGURE A
A
A
A
A
A
A
B
B
B
Plug in style heat sink featuring four spring action clips
Plug in style heat sink features pre-blackened finish
(0.165)
(0.750)
4.19
19.05
(0.472)
12.00
(0.032)
ø
(0.118)
0.813
"A"
3.00
Finish
AavSHIELD 3
Black anodize
AavSHIELD 3
Unfinished
Black anodize
Unfinished
Black anodize
AavSHIELD 3
Unfinished
(0.224)
5.70
(0.500)
12.70
Figure
A
A
B
A
C
(0.500)
(0.160)
12.70
4.06
(0.512)
13.00
6.20 (0.244)
9.50 (0.374)
Dim “A”
Hole for Tabs
Plated Thru
Dia of PCB
1.73 (0.068)
1.73 (0.068)
1.73 (0.068)
1.75 (0.069)
1.75 (0.069)
1.75 (0.069)
(0.570)
(0.500)
14.48
12.70
MAX
(0.500)
(0.661)
12.70
16.80
FIGURE B
Material: 0.71 (0.028) Thick Aluminum
Material: 0.81 (0.032) Thick Aluminum
Hole for Tabs
Finish: Pre-Black Anodize*
Plated Thru
Dia of PCB
1.60 (0.063)
1.60 (0.063)
1.60 (0.063)
1.60 (0.063)
Finish: See Table
(0.050)
1.27
(0.768)
19.50
(0.295)
(0.197)
7.50
(0.016)
5.00
0.40
(0.032)
0.81
ASIA
(0.750)
19.05
ø
(0.118)
3.00
FIGURE B
Singapore Tel: [phone] email: [e-mail]
Taiwan Tel: [phone] email: [e-mail]
576802B
576802V
579602U
(0.051)
1.30
(0.157)
100
100
(0.512)
80
60
40
20
4.00
80
60
40
20
13.00
0
0
(0.245)
6.22
0
0
0
0
TAB
200
200
1
1
(0.157)
FIGURE C
Air Velocity—Feet Per Minute
(0.500)
4.00
Air Velocity—Feet Per Minute
12.70
Heat Dissipated—Watts
Heat Dissipated—Watts
400
400
2
2
(0.050)
1.27
(0.500)
12.70
(0.768)
600
(0.112)
600
19.50
3
3
2.85
(0.295)
7.50
800
800
4
4
(0.570)
(0.500)
12.70
ø
14.48
(0.118)
MAX
3.00
(0.010)
1000
1000
0.27
5
5
10
10
6
4
0
0
8
2
8
6
4
2
(0.512)
13.00