Manufacturer: Aavid Thermalloy  •  RoHS/pb-free: RoHS   Pb-free  •  Package Cooled: TO-220  •  Attachment Method: Bolt On and PC Pin  •  Outline: 41.91mm x 25.40mm  •  Height: 2" (50.8mm)  •  Material: Aluminum  •  Power Dissipation @ Temperature Rise: 6W @ 30°C  •  Thermal Resistance @ Forced Air Flow: 1.5°C/W @ 500 LFM  •  Thermal Resistance @ Natural: 4.5°C/W  •  Other PartNo: 042325