FK 277 MI 247 O TO 248

Heat Sink, Clip-on, 18.9 K/W, TO-248, 23 mm, 9 mm, 26 mm

⚠️ Given the current worldwide supply chain situation, we kindly ask you to take the information shown as a guideline.

Manufacturer: FISCHER ELEKTRONIK
Product type: Natural Convection Heat Sinks
SVHC: No SVHC (25-Jun-2025)
Product Range: FK 277 Series
Packages Cooled: TO-248
Heat Sink Material: Copper
Thermal Resistance: 18.9K/W
External Width - Metric: 23mm
External Height - Metric: 9mm
External Length - Metric: 26mm
External Width - Imperial: 0.91"
External Diameter - Metric: -
External Height - Imperial: 0.35"
External Length - Imperial: 1.02"
External Diameter - Imperial: -

Delivery and price
Units per pack	100
Price	1.72 €
Current stock	10+
Lead time	30 days

Datasheet

Updated at April 3, 2026