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Natural Convection Heat Sinks :

108 Products Found

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Thermal Resistance
Packages Cooled
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External Height - Imperial
External Length - Imperial
External Diameter - Imperial
Product Range
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+RM8.480
10+RM7.950
25+RM7.750
50+RM6.060
100+RM5.910
20.5°C/W
TO-218, TO-229, TO-247, TO-248
20mm
9mm
27mm
-
Copper
0.79"
0.35"
1.06"
-
-
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+RM6.310
10+RM5.520
25+RM4.580
50+RM4.490
100+RM4.400
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+RM7.560
10+RM6.700
25+RM6.540
50+RM6.410
100+RM6.130
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+RM7.330
10+RM6.900
25+RM6.720
50+RM6.560
100+RM6.400
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+RM8.020
10+RM7.580
25+RM7.410
50+RM7.250
100+RM7.090
18.4°C/W
TO-218, TO-229, TO-247, TO-248
20mm
9mm
28mm
-
Copper
0.79"
0.35"
1.1"
-
-
ATS015015009-SF-4H
ADVANCED THERMAL SOLUTIONS ATS015015009-SF-4H
5109885

Data Sheet

RoHS

ADVANCED THERMAL SOLUTIONS
  1. Heat Sink
  2. 9.9 °C/W
  3. BGA
  4. 15 mm
  5. 9 mm
  6. 15 mm
Each
1+RM20.250
5+RM19.250
10+RM18.240
20+RM17.730
50+RM16.960
9.9°C/W
BGA
15mm
9mm
15mm
-
Aluminium
0.59"
0.35"
0.59"
-
-
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+RM7.250
10+RM6.330
25+RM6.210
50+RM6.210
23.6K/W
TO-220
13mm
9mm
0
-
Copper
0.51"
0.35"
1.18"
-
FK 260 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+RM6.680
10+RM5.850
25+RM5.740
50+RM5.670
20.5°C/W
SIP
20mm
9mm
27mm
-
Copper
0.79"
0.35"
1.06"
-
FK 245 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+RM6.840
10+RM5.850
25+RM5.590
50+RM5.460
100+RM5.150
22.2K/W
TO-220
13mm
9mm
26mm
-
Copper
0.51"
0.35"
1.02"
-
FK 266 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+RM11.330
10+RM10.600
25+RM10.210
50+RM9.820
100+RM9.460
18.9K/W
SIP
23mm
9mm
31mm
-
Copper
0.91"
0.35"
1.22"
-
FK 278 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+RM10.430
10+RM9.760
25+RM9.400
50+RM9.040
100+RM8.710
18.6K/W
SIP
23mm
9mm
31mm
-
Copper
0.91"
0.35"
1.22"
-
FK 278 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+RM13.010
10+RM12.170
25+RM11.720
50+RM11.270
100+RM10.860
18.6K/W
SIP
23mm
9mm
36mm
-
Copper
0.91"
0.35"
1.42"
-
FK 279 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+RM11.210
10+RM10.480
25+RM10.100
50+RM9.710
100+RM9.360
19.6K/W
SIP
23mm
9mm
36mm
-
Copper
0.91"
0.35"
1.42"
-
FK 273 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+RM11.990
10+RM11.210
25+RM10.800
50+RM10.390
100+RM10.000
18.3K/W
SIP
23mm
9mm
36mm
-
Copper
0.91"
0.35"
1.42"
-
FK 279 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+RM10.430
10+RM9.760
25+RM9.400
50+RM9.040
100+RM8.710
18.8K/W
SIP
23mm
9mm
40mm
-
Copper
0.9"
0.35"
1.57"
-
FK 273 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+RM9.410
10+RM8.800
25+RM8.480
50+RM8.150
100+RM7.850
22.5K/W
TO-220
13mm
9mm
21mm
-
Copper
0.51"
0.35"
0.83"
-
FK 265 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+RM7.890
10+RM6.740
25+RM6.450
50+RM6.300
100+RM5.940
20.2K/W
SIP
20mm
9mm
27mm
-
Copper
0.79"
0.35"
1.06"
-
FK 245 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+RM9.310
10+RM8.710
25+RM8.390
50+RM8.070
100+RM7.770
19.7K/W
SIP
20mm
9mm
32mm
-
Copper
0.79"
0.35"
1.26"
-
FK 245 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+RM10.430
10+RM9.760
25+RM9.400
50+RM9.040
100+RM8.710
19.3K/W
SIP
23mm
9mm
36mm
-
Copper
0.91"
0.35"
1.42"
-
FK 273 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+RM9.410
10+RM8.800
25+RM8.480
50+RM8.150
100+RM7.850
24.7K/W
TO-220
13mm
9mm
21mm
-
Copper
0.51"
0.35"
0.83"
-
FK 259 Series
FK 277 MI 247 O SIP
FISCHER ELEKTRONIK FK 277 MI 247 O SIP
4573597

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. 26 mm
Each
1+RM9.530
10+RM8.910
25+RM8.590
50+RM8.260
100+RM7.960
18.9K/W
SIP
23mm
9mm
26mm
-
Copper
0.91"
0.35"
1.02"
-
FK 277 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+RM9.530
10+RM8.910
25+RM8.590
50+RM8.260
100+RM7.960
19.6K/W
SIP
23mm
9mm
31mm
-
Copper
0.91"
0.35"
1.22"
-
FK 272 Series
FK 271 MI 247 V SIP
FISCHER ELEKTRONIK FK 271 MI 247 V SIP
4573521

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. 19.4 K/W
  3. SIP
  4. 23 mm
  5. 9 mm
  6. 26 mm
Each
1+RM8.630
10+RM8.070
25+RM7.780
50+RM7.480
100+RM7.210
19.4K/W
SIP
23mm
9mm
26mm
-
Copper
0.91"
0.35"
1.02"
-
FK 271 Series
FK 271 MI 247 H SIP
FISCHER ELEKTRONIK FK 271 MI 247 H SIP
4573513

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. 20.2 K/W
  3. SIP
  4. 23 mm
  5. 9 mm
  6. 26 mm
Each
1+RM9.650
10+RM9.030
25+RM8.700
50+RM8.370
100+RM8.060
20.2K/W
SIP
23mm
9mm
26mm
-
Copper
0.91"
0.35"
1.02"
-
FK 271 Series
FK 265 MI 220 H TO 220
FISCHER ELEKTRONIK FK 265 MI 220 H TO 220
4573492

Data Sheet

RoHS

FISCHER ELEKTRONIK
  1. Heat Sink
  2. w/Solder Lug
  3. 22.8 K/W
  4. TO-220
  5. 13 mm
  6. 9 mm
  7. 21 mm
Each
1+RM6.710
10+RM5.740
25+RM5.490
50+RM5.360
100+RM5.060
22.8K/W
TO-220
13mm
9mm
21mm
-
Copper
0.51"
0.35"
0.83"
-
FK 265 Series
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