680-125A Wakefield Thermal Solutions, 680-125A Datasheet - Page 21

HEATSINK POWER TO-3 BLK

680-125A

Manufacturer Part Number
680-125A
Description
HEATSINK POWER TO-3 BLK
Manufacturer
Wakefield Thermal Solutions
Series
680r
Datasheets

Specifications of 680-125A

Thermal Resistance
1.5 C / W
Height
1.250" (31.7mm)
Color
Black
Package Cooled
TO-3
Attachment Method
Bolt On
Outline
45.97mm x 45.97mm
Power Dissipation @ Temperature Rise
8W @ 45°C
Thermal Resistance @ Forced Air Flow
1.5°C/W @ 400 LFM
Thermal Resistance @ Natural
6°C/W
Product
Heatsinks
Mounting Style
SMD/SMT
Heatsink Material
Aluminum
Fin Style
Omnidirectional Pin
Dimensions
46 mm L x 46 mm W x 31.8 mm H
Designed For
TO-3, TO-220
Packages Cooled
TO-3 / TO-220
Width
46mm
Heat Sink Material
Aluminum
Length
46mm
Mounting Type
PC Board Through Hole
Size
1.250H X 1.810W X 1.810L"
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
345-1051

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
680-125A
Manufacturer:
WAK
Quantity:
320
WTS001_p26-49
BOARD LEVEL POWER SEMICONDUCTOR HEAT SINKS
42
MECHANICAL DIMENSIONS
MECHANICAL DIMENSIONS
MECHANICAL DIMENSIONS
Board Level
Heat Sinks
Dimensions: in. (mm)
Dimensions: in. (mm)
Dimensions: in. (mm)
6/14/07
Standard
P/N
657-10ABEPN
657-15ABEPN
657-20ABEPN
657-25ABEPN
Wave-solderable pins. Material: Aluminum, Black Anodized
Standard
P/N
657-10ABEPSC
657-15ABEPSC
657-20ABEPSC
657-25ABEPSC
Wave-solderable pins. Material: Aluminum, Black Anodized
Standard
P/N
677-10ABEP
677-15ABEP
677-20ABEP
677-25ABEP
Wave-solderable pins. Material: Aluminum, Black Anodized
657 SERIES
657 SERIES
677 SERIES
10:56 AM
(EXTRUSION PROFILE 8719)
Page 42
High-Performance Heat Sinks with SpeedClips™ for Vertical Board Mounting
High-Performance, High-Power Heat Sinks for Vertical Board Mounting
High-Performance Notched Heat Sinks for Vertical Board Mounting
657 SERIES
677 SERIES
677 SERIES
Height Above
PC Board “A”
Height Above
PC Board “A”
Height Above
PC Board “A”
1.000 (25.4)
1.500 (38.1)
2.000 (50.8)
2.500 (63.5)
1.000 (25.4)
1.500 (38.1)
2.000 (50.8)
2.500 (63.5)
1.000 (25.4)
1.500 (38.1)
2.000 (50.8)
2.500 (63.5)
in. (mm)
in. (mm)
in. (mm)
1.650 (41.9) x 1.000 (25.4)
1.650 (41.9) x 1.000 (25.4)
1.650 (41.9) x 1.000 (25.4)
1.650 (41.9) x 1.000 (25.4)
1.650 (41.9) x 1.000 (25.4)
1.650 (41.9) x 1.000 (25.4)
1.650 (41.9) x 1.000 (25.4)
1.650 (41.9) x 1.000 (25.4)
1.650 (41.9) x 1.000 (25.4)
1.650 (41.9) x 1.000 (25.4)
1.650 (41.9) x 1.000 (25.4)
1.650 (41.9) x 1.000 (25.4)
(EXTRUSION PROFILE 6533)
Maximum
Maximum
Maximum
Footprint
in. (mm)
Footprint
in. (mm)
Footprint
in. (mm)
(EXTRUSION PROFILE 6533)
657 SERIES
657 SERIES
657 SERIES
41°C @ 6W
38°C @ 6W
32°C @ 6W
25°C @ 6W
41°C @ 6W
38°C @ 6W
32°C @ 6W
25°C @ 6W
52°C @ 6W
46°C @ 6W
40°C @ 6W
35°C @ 6W
Convection
Convection
Convection
Natural
Natural
Natural
Thermal Performance at Typical Load
CONVECTION CHARACTERISTICS
Thermal Performance at Typical Load
CONVECTION CHARACTERISTICS
Thermal Performance at Typical Load
CONVECTION CHARACTERISTICS
NATURAL AND FORCED
NATURAL AND FORCED
NATURAL AND FORCED
TO-218, TO-220, TO-247
15-LEAD Multiwatt
TO-220, TO-247, TO-218
TO-220, TO-247, TO-218
3.7°C/W @ 200 LFM
3.3°C/W @ 200 LFM
2.9°C/W @ 200 LFM
2.7°C/W @ 200 LFM
3.7°C/W @ 200 LFM
3.3°C/W @ 200 LFM
2.9°C/W @ 200 LFM
2.7°C/W @ 200 LFM
3.1°C/W @ 200 LFM
2.8°C/W @ 200 LFM
2.5°C/W @ 200 LFM
2.2°C/W @ 200 LFM
Convection
Convection
Convection
Forced
Forced
Forced

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