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Natural Convection Heat Sinks:

108 Products Found
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External Width - Metric
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External Width - Imperial
External Height - Imperial
External Length - Imperial
External Diameter - Imperial
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1 Filter(s) Selected
ComparePrice ForQuantity
4302503

RoHS

Each
1+
kr40.350
10+
kr27.750
25+
kr25.970
50+
kr24.410
100+
kr20.170
Min: 1 / Mult: 1
18.4°C/W
TO-218, TO-229, TO-247, TO-248
20mm
9mm
28mm
-
Copper
0.79"
0.35"
1.1"
-
-
1892348

RoHS

Each
1+
kr21.640
10+
kr16.400
25+
kr14.100
50+
kr12.130
100+
kr11.480
Min: 1 / Mult: 1
63°C/W
TO-5
-
9mm
-
12.7mm
Aluminium
-
0.35"
-
0.5"
-
4302497

RoHS

Each
1+
kr40.150
10+
kr27.630
25+
kr25.900
50+
kr24.280
100+
kr20.070
Min: 1 / Mult: 1
19°C/W
TO-218, TO-229, TO-247, TO-248
20mm
9mm
27mm
-
Copper
0.79"
0.35"
1.06"
-
-
1373295

RoHS

Each
1+
kr47.880
10+
kr33.010
25+
kr30.940
50+
kr28.970
100+
kr23.940
Min: 1 / Mult: 1
9.51°C/W
BGA
28mm
9mm
28mm
-
Aluminium
1.1"
0.35"
1.1"
-
-
4302461

RoHS

Each
1+
kr45.700
10+
kr31.540
25+
kr29.540
50+
kr27.640
100+
kr22.850
Min: 1 / Mult: 1
20.5°C/W
TO-218, TO-229, TO-247, TO-248
20mm
9mm
27mm
-
Copper
0.79"
0.35"
1.06"
-
-
4573478

RoHS

Each
1+
kr45.970
10+
kr31.730
25+
kr29.680
50+
kr27.840
100+
kr22.990
Min: 1 / Mult: 1
23.6K/W
TO-220
13mm
9mm
30mm
-
Copper
0.51"
0.35"
1.18"
-
FK 260 Series
2084426

RoHS

Each
1+
kr34.640
10+
kr23.850
25+
kr22.340
50+
kr21.040
100+
kr17.370
Min: 1 / Mult: 1
24.5°C/W
BGA
21mm
9mm
21mm
-
Aluminium
0.83"
0.35"
0.83"
-
-
3912337

RoHS

Each
1+
kr87.490
3+
kr67.540
10+
kr55.840
25+
kr50.710
100+
kr45.810
Min: 1 / Mult: 1
-
-
40mm
9mm
40mm
-
Aluminium Alloy
1.57"
0.35"
1.57"
-
-
3912335

RoHS

Each
1+
kr85.710
3+
kr66.200
10+
kr54.610
25+
kr49.600
100+
kr44.920
Min: 1 / Mult: 1
-
-
35mm
9mm
35mm
-
Aluminium Alloy
1.38"
0.35"
1.38"
-
-
4573521

RoHS

Each
1+
kr40.120
10+
kr27.640
25+
kr25.860
50+
kr24.300
100+
kr20.060
Min: 1 / Mult: 1
19.4K/W
SIP
23mm
9mm
26mm
-
Copper
0.91"
0.35"
1.02"
-
FK 271 Series
4573497

RoHS

Each
1+
kr31.650
10+
kr24.070
25+
kr19.390
50+
kr18.280
100+
kr17.940
Min: 1 / Mult: 1
22.2K/W
TO-220
13mm
9mm
26mm
-
Copper
0.51"
0.35"
1.02"
-
FK 266 Series
4573624

RoHS

Each
1+
kr55.730
10+
kr38.340
25+
kr33.770
50+
kr30.870
100+
kr27.860
Min: 1 / Mult: 1
18.3K/W
TO-218
23mm
9mm
36mm
-
Copper
0.91"
0.35"
1.42"
-
FK 279 Series
4573600

RoHS

Each
1+
kr44.140
10+
kr30.430
25+
kr28.420
50+
kr26.750
100+
kr22.070
Min: 1 / Mult: 1
18.9K/W
TO-248
23mm
9mm
26mm
-
Copper
0.91"
0.35"
1.02"
-
FK 277 Series
4573606

RoHS

Each
1+
kr51.160
10+
kr35.310
25+
kr31.050
50+
kr28.310
100+
kr25.580
Min: 1 / Mult: 1
18.9K/W
SIP
23mm
9mm
31mm
-
Copper
0.91"
0.35"
1.22"
-
FK 278 Series
4573418

RoHS

Each
1+
kr44.140
10+
kr30.430
25+
kr28.420
50+
kr26.750
100+
kr22.070
Min: 1 / Mult: 1
20.2K/W
TO-247
20mm
9mm
27mm
-
Copper
0.79"
0.35"
1.06"
-
FK 245 Series
4573529

RoHS

Each
1+
kr48.700
10+
kr33.550
25+
kr31.430
50+
kr29.540
100+
kr24.300
Min: 1 / Mult: 1
19.9K/W
TO-248
23mm
9mm
31mm
-
Copper
0.91"
0.35"
1.22"
-
FK 272 Series
4573610

RoHS

Each
1+
kr47.700
10+
kr32.880
25+
kr30.760
50+
kr28.870
100+
kr23.850
Min: 1 / Mult: 1
18.6K/W
SIP
23mm
9mm
31mm
-
Copper
0.91"
0.35"
1.22"
-
FK 278 Series
4573630

RoHS

Each
1+
kr55.730
10+
kr38.340
25+
kr33.770
50+
kr30.870
100+
kr27.860
Min: 1 / Mult: 1
17.8K/W
TO-247
23mm
9mm
40mm
-
Copper
0.91"
0.35"
1.57"
-
FK 279 Series
4573598

RoHS

Each
1+
kr44.140
10+
kr30.430
25+
kr28.420
50+
kr26.750
100+
kr22.070
Min: 1 / Mult: 1
18.9K/W
TO-218
23mm
9mm
26mm
-
Copper
0.91"
0.35"
1.02"
-
FK 277 Series
4573540

RoHS

Each
1+
kr51.710
10+
kr35.660
25+
kr33.320
50+
kr31.320
100+
kr25.860
Min: 1 / Mult: 1
19.6K/W
TO-218
23mm
9mm
36mm
-
Copper
0.91"
0.35"
1.42"
-
FK 273 Series
4573416

RoHS

Each
1+
kr44.140
10+
kr30.430
25+
kr28.420
50+
kr26.750
100+
kr22.070
Min: 1 / Mult: 1
20.2K/W
TO-218
20mm
9mm
27mm
-
Copper
0.79"
0.35"
1.06"
-
FK 245 Series
4573619

RoHS

Each
1+
kr59.740
10+
kr41.130
25+
kr36.220
50+
kr33.100
100+
kr29.870
Min: 1 / Mult: 1
18.6K/W
SIP
23mm
9mm
36mm
-
Copper
0.91"
0.35"
1.42"
-
FK 279 Series
4573533

RoHS

Each
1+
kr44.140
10+
kr30.430
25+
kr28.420
50+
kr26.750
100+
kr22.070
Min: 1 / Mult: 1
19.6K/W
TO-248
23mm
9mm
31mm
-
Copper
0.91"
0.35"
1.22"
-
FK 272 Series
4573539

RoHS

Each
1+
kr51.710
10+
kr35.660
25+
kr33.320
50+
kr31.320
100+
kr25.860
Min: 1 / Mult: 1
19.6K/W
SIP
23mm
9mm
36mm
-
Copper
0.91"
0.35"
1.42"
-
FK 273 Series
4573593

RoHS

Each
1+
kr48.700
10+
kr33.550
25+
kr31.430
50+
kr29.540
100+
kr24.300
Min: 1 / Mult: 1
19.2K/W
TO-218
23mm
9mm
26mm
-
Copper
0.91"
0.35"
1.02"
-
FK 277 Series
1-25 of 108 items
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