# Heat Sink, PCB, Board Level, Extruded, 7.8 °C/W, TO-220, 19.4 mm, 28 mm, 30 mm

![Product image](https://novapart.co/image/farnell:1892338/)

**URL**: https://novapart.co/products/SK%20525%2030/heat-sink-pcb-board-level-extruded-78-c-w-to-220
**SKU**: SK 525 30
**Manufacturer**: FISCHER ELEKTRONIK
**Category**: Cooling & Thermal Management || Heat Sinks || Natural Convection Heat Sinks
**Price**: €3.8100
**Stock**: 200+
**Lead Time**: 78 days (indicative)

## Description

Thermal Resistance:7.8°C/W; Packages Cooled:TO-220; External Width - Metric:19.4mm; External Height - Metric:28mm; External Length - Metric:30mm; External Diameter - Metric:-; Heat Sink Material:Aluminium; Exte

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| Product Range | - |
| Packages Cooled | TO-220 |
| Heat Sink Material | Aluminium |
| Thermal Resistance | 7.8°C/W |
| External Width - Metric | 19.4mm |
| External Height - Metric | 28mm |
| External Length - Metric | 30mm |
| External Width - Imperial | 0.76" |
| External Diameter - Metric | - |
| External Height - Imperial | 1.1" |
| External Length - Imperial | 1.18" |
| External Diameter - Imperial | - |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:1892338/)

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## **Strangkühlkörper für Leiterplattenmontage** 

## **Aufsteckstrangkühlkörper für Transistoren** 

- Strangkühlkörper mit integrierter, federnder Haltefunktion 

- einfache Montage durch Aufschieben auf den Transistor 

- optimaler Wärmeübergang zwischen Bauteil und Kühlkörper 

- lötbarer Haltestift für die Leiterplattenmontage 

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**----- Start of picture text -----**<br>
||||||||||
|---|---|---|---|---|---|---|---|---|
|Art.|Nr.|für Transistor|[mm]|Rth [K/W]|F [N]|Ausführung|
|a|ee|
|SK|525|15|TO 220|15|13,3|54|ohne Lötstift|
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|SK|525|20|TO 220|20|10,7|70|ohne Lötstift|
|es|ee es|
|SK|525|25|TO 220|25|9,0|85|ohne Lötstift|
|es|es|
|SK|525|30|TO 220|30|7,8|100|ohne Lötstift|
|ee|es|
|SK|525|15|ST|TO 220|15|13,3|54|mit 1 Lötstift|
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|SK|525|20|ST|TO 220|20|10,7|70|mit 1 Lötstift|
|a|es|ee|se|
|SK|525|25|ST|TO 220|25|9,0|85|mit 2 Lötstiften|
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|SK|525|30|ST|TO 220|30|7,8|100|mit 2 Lötstiften|
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**----- End of picture text -----**<br>


**==> picture [482 x 153] intentionally omitted <==**

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||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
|Art.|Nr.|für Transistor|[mm]|Rth [K/W]|F [N]|Ausführung|
|a|a|ee|ee|
|SK|526|15|TO 247|15|10,7|54|ohne Lötstift|
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|SK|526|20|TO 247|20|8,6|70|ohne Lötstift|
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|SK|526|25|TO 247|25|7,2|85|ohne Lötstift|
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|SK|526|30|TO 247|30|6,3|100|ohne Lötstift|
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|SK|526|15|ST|TO 247|15|10,7|54|mit 1 Lötstift|
|ee|ee|
|a|SK|526|20|ST|a|TO 247|20|8,6|70|mit 1 Lötstift|
|a|SK|526|25|ST|TO 247|25|7,2|85|mit 2 Lötstiften|
|SK|526|30|ST|TO 247|30|6,3|100|mit 2 Lötstiften|
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|kundenspezifische Ausführungen auf Anfrage|
|Oberfläche:|schwarz eloxiert|

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## Links

- [View this product on Novapart](https://novapart.co/products/SK%20525%2030/heat-sink-pcb-board-level-extruded-78-c-w-to-220)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/fischer-elektronik/sk-525-30/heatsink/dp/1892338)
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