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                      1. Home
                      2. Cooling & Thermal Management
                      3. Heat Sinks
                      4. Natural Convection Heat Sinks

                      FISCHER ELEKTRONIK Natural Convection Heat Sinks:

                      678 Products Found
                      Find a huge range of FISCHER ELEKTRONIK Natural Convection Heat Sinks at e絡盟 Hong Kong. We stock a wide range of Natural Convection Heat Sinks, such as 18K/W, 18.4K/W, 21K/W & 18.9K/W from Fischer Elektronik
                      View
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                      Manufacturer
                      Thermal Resistance
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                      External Width - Metric
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                      External Length - Metric
                      External Diameter - Metric
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                      External Width - Imperial
                      External Height - Imperial
                      External Length - Imperial
                      External Diameter - Imperial
                      Product Range
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                      1 Filter(s) Selected
                      ComparePrice ForQuantity
                      SK 145/37,5 STS-220
                      FISCHER ELEKTRONIK SK 145/37,5 STS-220
                      4621414

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. TO-220
                      3. 12 °C/W
                      4. TO-218
                      5. TO-220
                      6. TO-247
                      7. TO-248
                      8. 29 mm
                      9. 37.5 mm
                      10. 12 mm
                      Each
                      1+
                      HK$15.970
                      10+
                      HK$15.670
                      25+
                      HK$14.560
                      50+
                      HK$13.840
                      100+
                      HK$13.280
                      Min: 1 / Mult: 1
                      12°C/W
                      TO-218, TO-220, TO-247, TO-248
                      29mm
                      37.5mm
                      12mm
                      -
                      Aluminium
                      1.14"
                      1.48"
                      0.47"
                      -
                      -
                      FK 237 SA 220 O
                      FISCHER ELEKTRONIK FK 237 SA 220 O
                      4621141

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Square
                      3. PCB
                      4. Clip On
                      5. 21 °C/W
                      6. TO-220
                      7. 14.5 mm
                      8. 12.7 mm
                      9. 19 mm
                      Each
                      1+
                      HK$16.030
                      10+
                      HK$15.940
                      25+
                      HK$15.850
                      50+
                      HK$15.760
                      100+
                      HK$15.660
                      Min: 1 / Mult: 1
                      21°C/W
                      TO-220
                      14.5mm
                      12.7mm
                      19mm
                      -
                      Aluminium
                      0.57"
                      0.5"
                      0.75"
                      -
                      -
                      ICK SMD A 5 SA
                      FISCHER ELEKTRONIK ICK SMD A  5  SA
                      4302163

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. For SMD
                      3. 123 K/W
                      4. SOIC-8
                      5. SOIC-14
                      6. SSOP-16
                      7. TSSOP-14
                      8. TSSOP-16
                      9. 6.3 mm
                      10. 4.8 mm
                      11. 5 mm
                      Each
                      10+
                      HK$4.150
                      50+
                      HK$4.040
                      100+
                      HK$3.930
                      250+
                      HK$3.780
                      Min: 10 / Mult: 10
                      123K/W
                      SOIC-8, SOIC-14, SSOP-16, TSSOP-14, TSSOP-16
                      6.3mm
                      4.8mm
                      5mm
                      -
                      Aluminium
                      0.25"
                      0.19"
                      0.2"
                      -
                      -
                      FK 244 13 D2 PAK
                      FISCHER ELEKTRONIK FK 244 13 D2 PAK
                      4302436

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Square
                      3. PCB
                      4. For D Pak
                      5. 22.8 K/W
                      6. SO-8
                      7. SO-10
                      8. SO-14
                      9. SO-16
                      10. SOT-223
                      11. TO-263
                      12. 26 mm
                      Each
                      1+
                      HK$22.740
                      10+
                      HK$19.890
                      25+
                      HK$19.500
                      50+
                      HK$19.100
                      100+
                      HK$18.700
                      Min: 1 / Mult: 1
                      22.8K/W
                      SO-8, SO-10, SO-14, SO-16, SOT-223, TO-263
                      26mm
                      10mm
                      13mm
                      -
                      Copper
                      1.02"
                      0.4"
                      0.51"
                      -
                      -
                      SK 481 100
                      FISCHER ELEKTRONIK SK 481 100
                      1892334

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Extruded
                      3. For Lock-In Retaining Spring
                      4. 2.8 °C/W
                      5. TO-3P
                      6. TO-218
                      7. TO-220
                      8. TO-247
                      9. TO-248
                      Each
                      1+
                      HK$64.780
                      5+
                      HK$62.940
                      10+
                      HK$60.910
                      20+
                      HK$59.250
                      50+
                      HK$57.810
                      Min: 1 / Mult: 1
                      2.8°C/W
                      TO-3P, TO-218, TO-220, TO-247, TO-248
                      30mm
                      45mm
                      100mm
                      -
                      Aluminium
                      1.18"
                      1.77"
                      3.94"
                      -
                      -
                      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+
                      HK$14.940
                      10+
                      HK$14.660
                      25+
                      HK$13.620
                      50+
                      HK$12.950
                      100+
                      HK$12.420
                      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"
                      -
                      -
                      SK 129 25,4 STS
                      FISCHER ELEKTRONIK SK 129 25,4 STS
                      1319810

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Extruded
                      3. PCB Mount
                      4. 7.8 °C/W
                      5. SOT-32
                      6. TO-3P
                      7. TO-220
                      8. 42 mm
                      9. 25.4 mm
                      10. 25 mm
                      Each
                      1+
                      HK$23.200
                      10+
                      HK$22.760
                      25+
                      HK$21.150
                      50+
                      HK$20.100
                      100+
                      HK$19.290
                      Min: 1 / Mult: 1
                      7.8°C/W
                      SOT-32, TO-3P, TO-220
                      42mm
                      25.4mm
                      25mm
                      -
                      Aluminium
                      1.65"
                      1"
                      0.98"
                      -
                      -
                      SK 56/ 150 SA
                      FISCHER ELEKTRONIK SK 56/ 150 SA
                      1211721

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Extruded
                      3. 0.34 °C/W
                      4. 150 mm
                      5. 40 mm
                      6. 300 mm
                      Each
                      1+
                      HK$653.380
                      5+
                      HK$640.320
                      10+
                      HK$627.250
                      Min: 1 / Mult: 1
                      0.34°C/W
                      -
                      150mm
                      40mm
                      300mm
                      -
                      Aluminium
                      5.91"
                      1.57"
                      11.81"
                      -
                      -
                      SK 85/50 SA
                      FISCHER ELEKTRONIK SK 85/50 SA
                      4621840

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Standard Extruded
                      3. Black Anodized
                      4. 1.4 °C/W
                      5. 160 mm
                      6. 40 mm
                      7. 50 mm
                      Each
                      1+
                      HK$226.460
                      100+
                      HK$217.400
                      250+
                      HK$208.350
                      500+
                      HK$203.850
                      2500+
                      HK$167.770
                      Min: 1 / Mult: 1
                      1.4°C/W
                      -
                      160mm
                      40mm
                      50mm
                      -
                      Aluminium
                      6.3"
                      1.57"
                      1.97"
                      -
                      -
                      FK 242 SA 220 H
                      FISCHER ELEKTRONIK FK 242 SA 220 H
                      1222499

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. TO-220
                      3. 26 °C/W
                      4. TO-220
                      5. 15 mm
                      6. 12.7 mm
                      7. 15.24 mm
                      Each
                      1+
                      HK$10.570
                      5+
                      HK$10.360
                      10+
                      HK$10.150
                      20+
                      HK$9.940
                      50+
                      HK$9.730
                      Min: 1 / Mult: 1
                      26°C/W
                      TO-220
                      15mm
                      12.7mm
                      15.24mm
                      -
                      Aluminium
                      0.59"
                      0.5"
                      0.6"
                      -
                      -
                      SK 04/50 SA
                      FISCHER ELEKTRONIK SK 04/50 SA
                      4621505

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Standard Extruded
                      3. Black Anodized
                      4. 2.4 °C/W
                      5. TO-3
                      6. 97 mm
                      7. 25 mm
                      8. 50 mm
                      Each
                      1+
                      HK$66.850
                      5+
                      HK$65.520
                      10+
                      HK$64.180
                      20+
                      HK$62.840
                      50+
                      HK$61.510
                      Min: 1 / Mult: 1
                      2.4°C/W
                      TO-3
                      97mm
                      25mm
                      50mm
                      -
                      Aluminium
                      3.82"
                      0.98"
                      1.97"
                      -
                      -
                      ICK 24 B
                      FISCHER ELEKTRONIK ICK 24 B
                      4620914

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. DIP
                      3. Glue-On
                      4. 13 °C/W
                      5. DIP
                      6. 19 mm
                      7. 4.8 mm
                      8. 33 mm
                      Each
                      10+
                      HK$11.320
                      50+
                      HK$11.230
                      100+
                      HK$11.130
                      250+
                      HK$10.940
                      Min: 10 / Mult: 10
                      13°C/W
                      DIP
                      19mm
                      4.8mm
                      33mm
                      -
                      Aluminium
                      0.75"
                      0.19"
                      1.3"
                      -
                      -
                      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+
                      HK$13.240
                      10+
                      HK$13.000
                      25+
                      HK$12.080
                      50+
                      HK$11.500
                      100+
                      HK$11.060
                      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"
                      -
                      -
                      AKK 127
                      FISCHER ELEKTRONIK AKK 127
                      4621360

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. TO-3
                      3. 14 °C/W
                      4. TO-3
                      5. 40 mm
                      6. 12.7 mm
                      7. 27 mm
                      Each
                      1+
                      HK$24.600
                      10+
                      HK$22.550
                      25+
                      HK$21.540
                      50+
                      HK$20.820
                      100+
                      HK$20.220
                      Min: 1 / Mult: 1
                      14°C/W
                      TO-3
                      40mm
                      12.7mm
                      27mm
                      -
                      Aluminium
                      1.57"
                      0.5"
                      1.06"
                      -
                      -
                      SK 481 50
                      FISCHER ELEKTRONIK SK 481 50
                      1892335

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Extruded
                      3. For Lock-In Retaining Spring
                      4. 4.5 °C/W
                      5. TO-3P
                      6. TO-218
                      7. TO-220
                      8. TO-247
                      9. TO-248
                      Each
                      1+
                      HK$60.920
                      5+
                      HK$53.300
                      10+
                      HK$44.160
                      20+
                      HK$43.280
                      50+
                      HK$42.400
                      Min: 1 / Mult: 1
                      4.5°C/W
                      TO-3P, TO-218, TO-220, TO-247, TO-248
                      30mm
                      45mm
                      50mm
                      -
                      Aluminium
                      1.18"
                      1.77"
                      1.97"
                      -
                      -
                      ICK SMD F 8 SA
                      FISCHER ELEKTRONIK ICK SMD F   8  SA
                      4302333

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. For SMD
                      3. 74 °C/W
                      4. PLCC-20
                      5. TQFP-32
                      6. TQFP-42
                      7. TQFP-44
                      8. TQFP-48
                      9. 8 mm
                      10. 6 mm
                      11. 8 mm
                      Each
                      10+
                      HK$9.140
                      50+
                      HK$9.090
                      100+
                      HK$9.030
                      250+
                      HK$8.970
                      Min: 10 / Mult: 10
                      74°C/W
                      PLCC-20, TQFP-32, TQFP-42, TQFP-44, TQFP-48
                      8mm
                      6mm
                      8mm
                      -
                      Aluminium
                      0.31"
                      0.24"
                      0.31"
                      -
                      -
                      FK 244 13 D PAK
                      FISCHER ELEKTRONIK FK 244 13  D PAK
                      4302424

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Square
                      3. PCB
                      4. For D Pak
                      5. 25 °C/W
                      6. TO-252
                      7. 13 mm
                      8. 10 mm
                      9. 14.8 mm
                      Each
                      1+
                      HK$11.280
                      10+
                      HK$9.860
                      25+
                      HK$9.670
                      50+
                      HK$9.470
                      100+
                      HK$9.270
                      Min: 1 / Mult: 1
                      25°C/W
                      TO-252
                      13mm
                      10mm
                      14.8mm
                      -
                      Copper
                      0.51"
                      0.39"
                      0.58"
                      -
                      -
                      SK 81/ 100 SA
                      FISCHER ELEKTRONIK SK 81/ 100 SA
                      1211719

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Extruded
                      3. 3.4 °C/W
                      4. 100 mm
                      5. 15 mm
                      6. 100 mm
                      Each
                      1+
                      HK$64.860
                      5+
                      HK$63.620
                      10+
                      HK$59.110
                      20+
                      HK$56.190
                      50+
                      HK$53.920
                      Min: 1 / Mult: 1
                      3.4°C/W
                      -
                      100mm
                      15mm
                      100mm
                      -
                      Aluminium
                      3.94"
                      0.59"
                      3.94"
                      -
                      -
                      SK 589 150
                      FISCHER ELEKTRONIK SK 589 150
                      1892342

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Extruded
                      3. For Lock-In Retaining Spring
                      4. TO-3P
                      5. TO-218
                      6. TO-220
                      7. TO-247
                      8. TO-248
                      9. 33 mm
                      Each
                      1+
                      HK$107.660
                      5+
                      HK$105.740
                      10+
                      HK$98.250
                      20+
                      HK$93.520
                      50+
                      HK$89.910
                      Min: 1 / Mult: 1
                      -
                      TO-3P, TO-218, TO-220, TO-247, TO-248
                      33mm
                      66.5mm
                      150mm
                      -
                      Aluminium
                      1.3"
                      2.62"
                      5.91"
                      -
                      -
                      ICK SMD A 10 SA
                      FISCHER ELEKTRONIK ICK SMD A 10  SA
                      4302187

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Square
                      3. PCB
                      4. For SMD Packages
                      5. 75 °C/W
                      6. SOIC-16
                      7. SOIC-18
                      8. 6.3 mm
                      9. 4.8 mm
                      10. 10 mm
                      Each
                      10+
                      HK$4.560
                      50+
                      HK$4.550
                      100+
                      HK$4.310
                      250+
                      HK$4.150
                      Min: 10 / Mult: 10
                      75°C/W
                      SOIC-16, SOIC-18
                      6.3mm
                      4.8mm
                      10mm
                      -
                      Aluminium
                      0.25"
                      0.19"
                      0.39"
                      -
                      -
                      ICK SMD A 8 SA
                      FISCHER ELEKTRONIK ICK SMD A  8  SA
                      4302175

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Black Anodised
                      3. 87 °C/W
                      4. For DIP
                      5. PLCC
                      6. SMD
                      7. 4.8mm/6.3mm/8mm
                      Each
                      10+
                      HK$3.650
                      50+
                      HK$3.640
                      100+
                      HK$3.450
                      250+
                      HK$3.320
                      Min: 10 / Mult: 10
                      87°C/W
                      DIP-8, SSOP-20, SSOP-24, SSOP-28, TSSOP-24, TSSOP-28, TSSOP-38
                      6.3mm
                      4.8mm
                      8mm
                      -
                      Aluminium
                      0.25"
                      0.19"
                      0.31"
                      -
                      -
                      ICK BGA 40 X 40 X 10
                      FISCHER ELEKTRONIK ICK BGA 40 X 40 X 10
                      1850047

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Square
                      3. PCB
                      4. For Ball Grid Arrays
                      5. 13.8 °C/W
                      6. BGA
                      7. 40 mm
                      8. 10 mm
                      9. 40 mm
                      Each
                      1+
                      HK$34.500
                      10+
                      HK$34.290
                      25+
                      HK$34.080
                      50+
                      HK$33.870
                      100+
                      HK$33.240
                      Min: 1 / Mult: 1
                      13.8°C/W
                      BGA
                      40mm
                      10mm
                      40mm
                      -
                      Aluminium
                      1.57"
                      0.39"
                      1.57"
                      -
                      -
                      FK 245 MI 247 V
                      FISCHER ELEKTRONIK FK 245 MI 247 V
                      4302473

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. TO-218/220/249
                      3. 19.7 °C/W
                      4. TO-218
                      5. TO-220
                      6. TO-247
                      7. TO-248
                      8. 20 mm
                      9. 28 mm
                      10. 9 mm
                      Each
                      1+
                      HK$12.330
                      10+
                      HK$12.110
                      25+
                      HK$11.250
                      50+
                      HK$10.710
                      100+
                      HK$10.300
                      Min: 1 / Mult: 1
                      19.7°C/W
                      TO-218, TO-220, TO-247, TO-248
                      20mm
                      28mm
                      9mm
                      -
                      Copper
                      0.79"
                      1.1"
                      0.35"
                      -
                      -
                      ICK 40 B
                      FISCHER ELEKTRONIK ICK 40 B
                      4620926

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. DIP
                      3. Glue-On
                      4. 8.5 °C/W
                      5. DIP
                      6. 19 mm
                      7. 4.8 mm
                      8. 51 mm
                      Each
                      1+
                      HK$12.430
                      10+
                      HK$12.390
                      25+
                      HK$12.340
                      50+
                      HK$12.290
                      100+
                      HK$12.240
                      Min: 1 / Mult: 1
                      8.5°C/W
                      DIP
                      19mm
                      4.8mm
                      51mm
                      -
                      Aluminium
                      0.75"
                      0.19"
                      2.01"
                      -
                      -
                      FK 201SA-3
                      FISCHER ELEKTRONIK FK 201SA-3
                      4621359

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. TO-3
                      3. 6 °C/W
                      4. TO-3
                      5. 45 mm
                      6. 25.4 mm
                      7. 45 mm
                      Each
                      1+
                      HK$13.080
                      10+
                      HK$13.060
                      25+
                      HK$12.380
                      50+
                      HK$11.910
                      100+
                      HK$11.370
                      Min: 1 / Mult: 1
                      6°C/W
                      TO-3
                      45mm
                      25.4mm
                      45mm
                      -
                      Aluminium
                      1.77"
                      1"
                      1.77"
                      -
                      -
                      ComparePrice ForQuantity
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