0S509-140-U

Heat Sink, Square, PCB Max Clip, Extruded, 1.21 °C/W, TO-218, TO-220, TO-251, TO-262, TO-273

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Manufacturer: BOYD
Product type: Natural Convection Heat Sinks
Thermal Resistance:1.21°C/W; Packages Cooled:TO-218, TO-220, TO-251, TO-262, TO-273; External Width - Metric:73.54mm; External Height - Metric:60; Available until stocks are exhausted
Product Range: -
Packages Cooled: TO-218, TO-220, TO-251, TO-262, TO-273
Heat Sink Material: -
Thermal Resistance: 1.21°C/W
External Width - Metric: 73.54mm
External Height - Metric: 60mm
External Length - Metric: 140mm
External Width - Imperial: 2.9"
External Diameter - Metric: -
External Height - Imperial: 2.36"
External Length - Imperial: 5.51"
External Diameter - Imperial: -

Delivery and price
Units per pack	50
Price	9.7 €
Current stock	208
Lead time	7 days

Datasheet

Updated at February 27, 2026