TO-220 Heat Sinks
5744, 5745, 5746, 5749 Low cost, labor saving, slide on heat sink featuring spring action
FIGURE A
FIGURE B
HOLDING TABS
21.08
(0.830)
HOLDING TABS
3.18
(0.125)
9.02
(0.355)
4.19
(0.165)
21.84
(0.860)
9.02
(0.355)
21.84
(0.860)
DITTIN
ø
3.81
(0.150)
DITTIN
"A"
Low cost, labor saving, slide on
heat sink features spring action
to firmly hold the device tab to the
heat sink providing maximum metal
to metal contact and good thermal
conduction. Available with solder-
able tabs for horizontal or vertical
mounting to the PC board.
"A"
14.99
(0.590)
10.03
(0.395)
14.99
11.81
(0.465)
(0.590)
1.57
(0.062)
11.81
(0.465)
9.52
(0.375)
9.52
1.57
(0.062)
10.03
(0.375)
TAB
5.33
20.57
(0.810)
(0.210)
(0.400)
Material: 0.63 (0.025) Thick Aluminum
Finish: Black Anodize
Air Velocity—Feet Per Minute
0
200
400
600
800
1000
100
80
20
16
12
8
Dia of PCB
Plated Thru
Hole for Tabs
ORDERING INFORMATION
Part Number
Description
Figure
“A” Dim
60
574402B00000G
574402B03200G
574502B00000G
574502B03300G
574602B00000G
574602B03300G
574902B00000G
574902B03300G
Low cost slide on heat sink, no solderable tabs
With solderable tabs for horizontal mounting
Low cost slide on heat sink, no solderable tabs
With solderable tabs for vertical mounting
Low cost slide on heat sink , no solderable tabs
With solderable tabs for vertical mounting
Low cost slide on heat sink , no solderable tabs
With solderable tabs for vertical mounting
A
A
B
B
B
B
B
B
19.05 (0.750)
19.05 (0.750)
19.05 (0.750)
19.05 (0.750)
17.53 (0.690)
17.53 (0.690)
35.05 (1.380)
35.05 (1.380)
40
1.91 (0.075)
1.91 (0.075)
1.91 (0.075)
1.91 (0.075)
4
0
20
0
0
0
1
2
3
4
5
574402
574502
Heat Dissipated—Watts
Air Velocity—Feet Per Minute
400
600 800
200
1000
100
20
16
12
8
For additional options see page 82
80
60
40
4
0
20
0
0
1
2
3
4
5
Heat Dissipated—Watts
574602
574902
Mounting
Kits
page 99
5741
Low cost, labor saving, slide on heat sink featuring spring action
Air Velocity—Feet Per Minute
9.02
(0.355)
0
200
400
600
800
1000
100
80
20
16
12
8
21.84
(0.860)
60
7.62
(0.300)
CLEARANCE
40
ø
3.81
(0.150)
THRU
Low cost, labor saving, slide on heat sink
features spring action to firmly hold the device
tab to the heat sink providing maximum metal
to metal contact and good thermal conduction.
Includes a clearance hole in the top side to allow
the use of optional hardware to attach device
and heat sink to circuit board or other surface.
Also available with solderable tabs for vertical
mounting to the PC board.
4
0
20
0
0
1
2
3
4
5
19.05
(0.750)
Heat Dissipated—Watts
14.99
(0.590)
DITTIN
TAB
11.81
(0.465)
9.52
(0.375)
20.57
(0.810)
Dia of PCB
Plated Thru
Hole for Tabs
1.57
(0.062)
ORDERING INFORMATION
5.33
(0.210)
Part Number
Description
10.03
(0.395)
574102B00000G
574102B03300G
Low cost slide on heat sink, no solderable tabs
With solderable tabs
1.91 (0.075)
574102B0 00 00G
POPULAR OPTIONS:
Base part no.
A
Material: 0.63 (0.025) Thick Aluminum
Finish: Black Anodize
Position
Code
Description
Details
A
37
Solderable tab with step to limit insertion depth Page 92
For additional options see page 82
USA Tel: +1 (603) 224-9988 email: info@aavid.com
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Taiwan Tel: +886(2) 2698-9888 email: sales@aavid.com.tw
AMERICA
EUROPE
ASIA
45
United Kingdom Tel: +44 1793 401400 email: sales.uk@aavid.com
www.aavidthermalloy.com
AAVID [ AAVID THERMALLOY, LLC ]
