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TO-220 Heat Sinks
5744, 5745, 5746, 5749
Low cost, labor saving, slide on heat sink featuring spring action
FIGURE A
21.08
(0.830)
HOLDING TABS
3.18
FIGURE B
HOLDING TABS
(0.125)
9.02
4.19
(0.165)
21.84
(0.860)
9.02
(0.355)
21.84
(0.355)
(0.860)
DITTIN
? 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
"A"
14.99 10.03
(0.590) (0.395)
1.57
11.81 14.99
(0.465) (0.590)
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.
11.81
(0.465)
(0.062)
9.52
(0.375) TAB
Material: 0.63 (0.025) Thick Aluminum
Finish: Black Anodize
20.57
(0.810)
9.52
(0.375)
5.33
(0.210)
1.57
(0.062)
10.03
(0.400)
Air Velocity—Feet Per Minute
ORDERING INFORMATION
Dia of PCB
Plated Thru
100
80
0
200
400
600 800
1000
20
16
Part Number
Description
Figure
“A” Dim
Hole for Tabs
60
12
574402B00000G
Low cost slide on heat sink, no solderable tabs
A
19.05 (0.750)
574402B03200G
574502B00000G
574502B03300G
With solderable tabs for horizontal mounting
Low cost slide on heat sink, no solderable tabs
With solderable tabs for vertical mounting
A
B
B
19.05 (0.750)
19.05 (0.750)
19.05 (0.750)
1.91 (0.075)
1.91 (0.075)
40
20
0
8
4
0
574602B00000G
Low cost slide on heat sink , no solderable tabs
B
17.53 (0.690)
574402
0
1
2 3 4
Heat Dissipated—Watts
5
574602B03300G
574902B00000G
With solderable tabs for vertical mounting
Low cost slide on heat sink , no solderable tabs
B
B
17.53 (0.690)
35.05 (1.380)
1.91 (0.075)
574502
Air Velocity—Feet Per Minute
574902B03300G
With solderable tabs for vertical mounting
B
35.05 (1.380)
1.91 (0.075)
100
0
200
400
600 800
1000
20
For additional options see page 82
80
60
40
20
0
16
12
8
4
0
0
1
2 3
4
5
574602
574902
Heat Dissipated—Watts
5741
Low cost, labor saving, slide on heat sink featuring spring action
Air Velocity—Feet Per Minute
Mounting
Kits
page 99
0
200
400
600 800
1000
9.02
100
80
60
20
16
12
21.84
(0.860)
(0.355)
Low cost, labor saving, slide on heat sink
features spring action to firmly hold the device
tab to the heat sink providing maximum metal
40
20
0
8
4
0
7.62
(0.300)
CLEARANCE
? 3.81
(0.150)
THRU
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.
0
1
2 3 4
Heat Dissipated—Watts
5
DITTIN
14.99
11.81 (0.590)
(0.465)
19.05
(0.750)
Also available with solderable tabs for vertical
mounting to the PC board.
TAB
20.57
9.52
(0.375)
(0.810)
ORDERING INFORMATION
Part Number Description
574102B00000G
Low cost slide on heat sink, no solderable tabs
Dia of PCB
Plated Thru
Hole for Tabs
5.33
(0.210)
10.03
1.57
(0.062)
574102B03300G
With solderable tabs
1.91 (0.075)
(0.395)
POPULAR OPTIONS: 574102B0 00 00G
Base part no.
A
Material: 0.63 (0.025) Thick Aluminum
Finish: Black Anodize
Position
A
Code
37
Description
Solderable tab with step to limit insertion depth
Details
Page 92
For additional options see page 82
AMERICA
USA Tel: +1 (603) 224-9988 email: info@aavid.com
ASIA
Singapore Tel: +65 6362 8388 email: sales@aavid.com.sg
www.aavidthermalloy.com
EUROPE
Italy Tel: +39 051 764011 email: sales.it@aavid.com
United Kingdom Tel: +44 1793 401400 email: sales.uk@aavid.com
Taiwan Tel: +886(2) 2698-9888 email: sales@aavid.com.tw
45
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