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Natural Convection Heat Sinks :

108 Products Found

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Availability
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Quantity
Thermal Resistance
Packages Cooled
External Width - Metric
External Height - Metric
External Length - Metric
External Diameter - Metric
Heat Sink Material
External Width - Imperial
External Height - Imperial
External Length - Imperial
External Diameter - Imperial
Product Range
SKK 56 TO 5
FISCHER ELEKTRONIK SKK 56 TO 5
1892348

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. PCB
  3. For Semiconductor
  4. TO-5
  5. 63 °C/W
  6. TO-5
  7. 9 mm
  8. 12.7 mm
Each
1+ $1.860($2.05)
10+ $1.630($1.79)
25+ $1.350($1.48)
50+ $1.330($1.46)
100+ $1.300($1.43)
63°C/W
TO-5
-
9mm
-
12.7mm
Aluminium
-
0.35"
-
0.5"
-
BGA-STD-020
ABL HEATSINKS BGA-STD-020
2084426

Data Sheet

RoHS

ABL HEATSINKS
  1. Heat Sink
  2. For Ball Grid Array
  3. Standard
  4. 24.5 °C/W
  5. BGA
  6. 21 mm
  7. 9 mm
  8. 21 mm
Each
1+ $2.200($2.42)
10+ $2.060($2.27)
25+ $1.970($2.17)
50+ $1.910($2.10)
100+ $1.810($1.99)
24.5°C/W
BGA
21mm
9mm
21mm
-
Aluminium
0.83"
0.35"
0.83"
-
-
FK 243 MI 247 H
FISCHER ELEKTRONIK FK 243 MI 247 H
4302497

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. TO-218/220/251
  3. 19 °C/W
  4. TO-218
  5. TO-229
  6. TO-247
  7. TO-248
  8. 20 mm
  9. 9 mm
  10. 27 mm
Each
1+ $2.940($3.23)
10+ $2.570($2.83)
25+ $2.130($2.34)
50+ $1.910($2.10)
100+ $1.890($2.08)
19°C/W
TO-218, TO-229, TO-247, TO-248
20mm
9mm
27mm
-
Copper
0.79"
0.35"
1.06"
-
-
FK 243 MI 247 V
FISCHER ELEKTRONIK FK 243 MI 247 V
4302503

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. TO-218/220/252
  3. 18.4 °C/W
  4. TO-218
  5. TO-229
  6. TO-247
  7. TO-248
  8. 20 mm
  9. 9 mm
  10. 28 mm
Each
1+ $2.690($2.96)
10+ $2.400($2.64)
25+ $2.290($2.52)
50+ $2.200($2.42)
100+ $2.130($2.34)
18.4°C/W
TO-218, TO-229, TO-247, TO-248
20mm
9mm
28mm
-
Copper
0.79"
0.35"
1.1"
-
-
FK 245 MI 247 H
FISCHER ELEKTRONIK FK 245 MI 247 H
4302461

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. TO-218/220/248
  3. 20.5 °C/W
  4. TO-218
  5. TO-229
  6. TO-247
  7. TO-248
  8. 20 mm
  9. 9 mm
  10. 27 mm
Each
1+ $3.010($3.31)
10+ $2.680($2.95)
25+ $2.560($2.82)
50+ $2.470($2.72)
100+ $2.380($2.62)
20.5°C/W
TO-218, TO-229, TO-247, TO-248
20mm
9mm
27mm
-
Copper
0.79"
0.35"
1.06"
-
-
FK 260 MI 220 V TO 220
FISCHER ELEKTRONIK FK 260 MI 220 V TO 220
4573478

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. w/Vertical Solder Lug
  3. 23.6 K/W
  4. TO-220
  5. 13 mm
  6. 9 mm
  7. 30 mm
Each
1+ $2.550($2.80)
10+ $2.280($2.51)
23.6K/W
TO-220
13mm
9mm
0
-
Copper
0.51"
0.35"
1.18"
-
FK 260 Series
40906112092424
WURTH ELEKTRONIK 40906112092424
4923438

Data Sheet

RoHS

WURTH ELEKTRONIK
  1. Heat Sink
  2. 15.41 K/W
  3. 24 mm
  4. 9 mm
  5. 24 mm
Each
1+ $3.900($4.29)
10+ $3.470($3.82)
25+ $3.310($3.64)
50+ $3.190($3.51)
100+ $3.080($3.39)
15.41K/W
-
24mm
9mm
24mm
-
Aluminium
0.95"
0.36"
0.95"
-
WE-HICI Series
40905110092424
WURTH ELEKTRONIK 40905110092424
4923425

Data Sheet

RoHS

WURTH ELEKTRONIK
  1. Heat Sink
  2. 15 K/W
  3. 24 mm
  4. 9 mm
  5. 24 mm
Each
1+ $4.420($4.86)
10+ $3.940($4.33)
25+ $3.760($4.14)
50+ $3.620($3.98)
100+ $3.490($3.84)
15K/W
-
24mm
9mm
24mm
-
Aluminium
0.95"
0.36"
0.95"
-
WE-HIC Series
FK 245 MI 247 H SIP
FISCHER ELEKTRONIK FK 245 MI 247 H SIP
4573410

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. 20.5 K/W
  3. SIP
  4. 20 mm
  5. 9 mm
  6. 27 mm
Each
1+ $2.370($2.61)
10+ $2.100($2.31)
20.5°C/W
SIP
20mm
9mm
27mm
-
Copper
0.79"
0.35"
1.06"
-
FK 245 Series
40906110092424
WURTH ELEKTRONIK 40906110092424
4923434

Data Sheet

RoHS

WURTH ELEKTRONIK
  1. Heat Sink
  2. 15 K/W
  3. 24 mm
  4. 9 mm
  5. 24 mm
Each
1+ $3.480($3.83)
10+ $3.100($3.41)
25+ $2.960($3.26)
50+ $2.850($3.14)
100+ $2.750($3.02)
15K/W
-
24mm
9mm
24mm
-
Aluminium
0.95"
0.36"
0.95"
-
WE-HIC Series
FK 279 MI 247 H SIP
FISCHER ELEKTRONIK FK 279 MI 247 H SIP
4573619

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. Clip-on
  3. 18.6 K/W
  4. SIP
  5. 23 mm
  6. 9 mm
  7. 36 mm
Each
1+ $4.210($4.63)
10+ $3.740($4.11)
25+ $3.570($3.93)
50+ $3.440($3.78)
100+ $3.320($3.65)
18.6K/W
SIP
23mm
9mm
36mm
-
Copper
0.91"
0.35"
1.42"
-
FK 279 Series
FK 245 MI 247 O SIP
FISCHER ELEKTRONIK FK 245 MI 247 O SIP
4573415

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. 20.2 K/W
  3. SIP
  4. 20 mm
  5. 9 mm
  6. 27 mm
Each
1+ $2.430($2.67)
10+ $2.170($2.39)
25+ $2.070($2.28)
50+ $1.990($2.19)
100+ $1.920($2.11)
20.2K/W
SIP
20mm
9mm
27mm
-
Copper
0.79"
0.35"
1.06"
-
FK 245 Series
FK 265 MI 220 O TO 220
FISCHER ELEKTRONIK FK 265 MI 220 O TO 220
4573494

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. w/o Solder Lug
  3. 22.5 K/W
  4. TO-220
  5. 13 mm
  6. 9 mm
  7. 21 mm
Each
1+ $3.070($3.38)
10+ $2.730($3.00)
25+ $2.610($2.87)
50+ $2.510($2.76)
100+ $2.420($2.66)
22.5K/W
TO-220
13mm
9mm
21mm
-
Copper
0.51"
0.35"
0.83"
-
FK 265 Series
FK 266 MI 220 O TO 220
FISCHER ELEKTRONIK FK 266 MI 220 O TO 220
4573497

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. w/o Solder Lug
  3. 22.2 K/W
  4. TO-220
  5. 13 mm
  6. 9 mm
  7. 26 mm
Each
1+ $2.520($2.77)
10+ $2.150($2.36)
25+ $1.980($2.18)
50+ $1.930($2.12)
100+ $1.830($2.01)
22.2K/W
TO-220
13mm
9mm
26mm
-
Copper
0.51"
0.35"
1.02"
-
FK 266 Series
FK 266 MI 220 V TO 220
FISCHER ELEKTRONIK FK 266 MI 220 V TO 220
4573498

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. w/Vertical Solder Lug
  3. 21.7 K/W
  4. TO-220
  5. 13 mm
  6. 9 mm
  7. 30 mm
Each
1+ $3.680($4.05)
10+ $3.280($3.61)
25+ $3.130($3.44)
50+ $3.010($3.31)
100+ $2.900($3.19)
21.7K/W
TO-220
13mm
9mm
0
-
Copper
0.51"
0.35"
1.18"
-
FK 266 Series
FK 279 MI 247 O SIP
FISCHER ELEKTRONIK FK 279 MI 247 O SIP
4573623

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. Clip-on
  3. 18.3 K/W
  4. SIP
  5. 23 mm
  6. 9 mm
  7. 36 mm
Each
1+ $3.900($4.29)
10+ $3.470($3.82)
25+ $3.310($3.64)
50+ $3.190($3.51)
100+ $3.080($3.39)
18.3K/W
SIP
23mm
9mm
36mm
-
Copper
0.91"
0.35"
1.42"
-
FK 279 Series
FK 259 MI 220 H TO 220
FISCHER ELEKTRONIK FK 259 MI 220 H TO 220
4573473

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. w/Solder Lug
  3. 24.7 K/W
  4. TO-220
  5. 13 mm
  6. 9 mm
  7. 21 mm
Each
1+ $3.070($3.38)
10+ $2.730($3.00)
25+ $2.610($2.87)
50+ $2.510($2.76)
100+ $2.420($2.66)
24.7K/W
TO-220
13mm
9mm
21mm
-
Copper
0.51"
0.35"
0.83"
-
FK 259 Series
FK 278 MI 247 O SIP
FISCHER ELEKTRONIK FK 278 MI 247 O SIP
4573610

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. Clip-on
  3. 18.6 K/W
  4. SIP
  5. 23 mm
  6. 9 mm
  7. 31 mm
Each
1+ $3.370($3.71)
10+ $3.000($3.30)
25+ $2.870($3.16)
50+ $2.760($3.04)
100+ $2.660($2.93)
18.6K/W
SIP
23mm
9mm
31mm
-
Copper
0.91"
0.35"
1.22"
-
FK 278 Series
FK 278 MI 247 V SIP
FISCHER ELEKTRONIK FK 278 MI 247 V SIP
4573615

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. Clip-on
  3. 18.1 K/W
  4. SIP
  5. 23 mm
  6. 9 mm
  7. 35 mm
Each
1+ $3.370($3.71)
10+ $3.000($3.30)
25+ $2.870($3.16)
50+ $2.760($3.04)
100+ $2.660($2.93)
18.1K/W
SIP
23mm
9mm
35mm
-
Copper
0.91"
0.35"
1.38"
-
FK 278 Series
FK 273 MI 247 H SIP
FISCHER ELEKTRONIK FK 273 MI 247 H SIP
4573539

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. 19.6 K/W
  3. SIP
  4. 23 mm
  5. 9 mm
  6. 36 mm
Each
1+ $3.640($4.00)
10+ $3.240($3.56)
25+ $3.090($3.40)
50+ $2.970($3.27)
100+ $2.870($3.16)
19.6K/W
SIP
23mm
9mm
36mm
-
Copper
0.91"
0.35"
1.42"
-
FK 273 Series
FK 272 MI 247 O SIP
FISCHER ELEKTRONIK FK 272 MI 247 O SIP
4573530

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. 19.6 K/W
  3. SIP
  4. 23 mm
  5. 9 mm
  6. 31 mm
Each
1+ $3.090($3.40)
10+ $2.750($3.02)
25+ $2.630($2.89)
50+ $2.530($2.78)
100+ $2.440($2.68)
19.6K/W
SIP
23mm
9mm
31mm
-
Copper
0.91"
0.35"
1.22"
-
FK 272 Series
FK 278 MI 247 H SIP
FISCHER ELEKTRONIK FK 278 MI 247 H SIP
4573606

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. Clip-on
  3. 18.9 K/W
  4. SIP
  5. 23 mm
  6. 9 mm
  7. 31 mm
Each
1+ $3.680($4.05)
10+ $3.280($3.61)
25+ $3.130($3.44)
50+ $3.010($3.31)
100+ $2.900($3.19)
18.9K/W
SIP
23mm
9mm
31mm
-
Copper
0.91"
0.35"
1.22"
-
FK 278 Series
FK 273 MI 247 V SIP
FISCHER ELEKTRONIK FK 273 MI 247 V SIP
4573548

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. 18.8 K/W
  3. SIP
  4. 23 mm
  5. 9 mm
  6. 40 mm
Each
1+ $3.370($3.71)
10+ $3.000($3.30)
25+ $2.870($3.16)
50+ $2.760($3.04)
100+ $2.660($2.93)
18.8K/W
SIP
23mm
9mm
40mm
-
Copper
0.9"
0.35"
1.57"
-
FK 273 Series
FK 273 MI 247 O SIP
FISCHER ELEKTRONIK FK 273 MI 247 O SIP
4573543

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. 19.3 K/W
  3. SIP
  4. 23 mm
  5. 9 mm
  6. 36 mm
Each
1+ $3.370($3.71)
10+ $3.000($3.30)
25+ $2.870($3.16)
50+ $2.760($3.04)
100+ $2.660($2.93)
19.3K/W
SIP
23mm
9mm
36mm
-
Copper
0.91"
0.35"
1.42"
-
FK 273 Series
FK 245 MI 247 V SIP
FISCHER ELEKTRONIK FK 245 MI 247 V SIP
4573422

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. 19.7 K/W
  3. SIP
  4. 20 mm
  5. 9 mm
  6. 32 mm
Each
1+ $3.020($3.32)
10+ $2.690($2.96)
25+ $2.570($2.83)
50+ $2.470($2.72)
100+ $2.390($2.63)
19.7K/W
SIP
20mm
9mm
32mm
-
Copper
0.79"
0.35"
1.26"
-
FK 245 Series
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