7139DG

HEAT SINK

⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.

Manufacturer: BOYD
Product type: Natural Convection Heat Sinks
Packages Cooled:TO-220; Thermal Resistance:28.3°C/W; External Height - Imperial:0.78"; External Height - Metric:19.81mm; External Width - Imperial:0.52"; External Width - Metric:13.21mm; Exte
SVHC: No SVHC (15-Jan-2019)
Product Range: -
Packages Cooled: TO-220
Heat Sink Material: Copper
Thermal Resistance: 28.3°C/W
External Width - Metric: 13.21mm
External Height - Metric: 19.81mm
External Length - Metric: 13.08mm
External Width - Imperial: 0.52"
External Diameter - Metric: -
External Height - Imperial: 0.78"
External Length - Imperial: 0.51"
External Diameter - Imperial: -

Delivery and price
Units per pack	2000
Price	1.96 €
Current stock	1000+
Lead time	30 days

Datasheet

Updated at April 29, 2026

About Novapart

Novapart is a B2B electronic component broker specialising in stock shortages and cost reduction. We source hard-to-find parts and identify compliant alternatives across a catalogue of 410,000+ components from 800+ manufacturers.

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Stock Shortage Specialist

When a component is unavailable, discontinued or has an unacceptable lead time, we tap into our network of vetted European and Asian distributors to source what you need — without compromising on quality or traceability.

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Compliant Alternatives

We identify pin-to-pin, electrically equivalent substitutes that meet the same certifications (RoHS, AEC-Q100, REACH) as your original specification — validated against datasheets, not just part numbers. Often at a lower cost.

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