CTS ® GENERAL DESCRIPTION CTS’ thermal links provide an effective retainer superior retention and thermal conductivity due to and efficient thermal path between semiconductor and their 6 to 8-segment fingers versus the 2 or 3-segment fingers available from other manufacturers. heat sinks or chassis. CTS’ unique design gives Thermal Link Retainers Without BeO Insulators Fig. # Part Number Semiconductor Case Type Black Cadmium Finish Dull Nickel Finish 1 2 3 3 4 5 6 7 7 8 TO-18 TO-18 TO-18 TO-18 TO-18 TO-5 TO-5 TO-5 TO-5 TO-5 TXBE-019-021B TXB2P-019-028B TX1807B TX1807-1B TX1847B TXBE-032-031B TXB2P-032-037B TX0507-1B TX0507-2B TX0547B TXBE-019-021ND TXB2P-019-028ND TX1807ND TX1807-1ND TX1847ND TXBE-032-031ND TXB2P-032-037ND TX0507-1ND TX0507-2ND TX0547ND Mounting Method Rivet/Solder 2-56 Screw 4-40 Stud 6-32 Stud 2-56 Hex Nut Rivet/Solder 4-40 Screw 6-32 Stud 10-32 Stud 14-40 Hex Nut Dimensions are for reference use only. Contact CTS for dimensions with tolerances or standard part drawings. Thermal Link Retainers With BeO Insulators Fig. # Part Number Semiconductor Case Type Black Cadmium Finish Dull Nickel Finish 1 1 2 2 3 4 5 5 6 6 7 8 TO-18 TO-18** TO-18 TO-18 TO-18 TO-18 TO-5 TO-5** TO-5 TO-5 TO-5 TO-5 TXP1803B TXP1808B TX1806B TX1806-1B TX1822B — TXP0503B TXP0508B TX0506-1B TX0506-2B TX0522B — TXP1803ND TXP1808ND TX1806ND TX1806-1ND TX1822ND TX1805-ND TXP0503ND TXP0508ND TX0506-1ND TX0506-2ND TX0522ND TX0505-ND Mounting Method 2-56 Screw 2-56 Screw 4-40 Stud 6-32 Stud 2-56 Hex Nut Solder 4-40 Screw 4-40 Screw 6-32 Stud 10-32 Stud 4-40 Hex Nut Solder **BeO and thermal link are brazed together. Dimensions are for reference use only. Contact CTS for dimensions with tolerances or standard part drawings. Thermal Link Retainers Without BeO Insulators Part Number Black Cadmium Finish Dull Nickel Finish TXBE-050-028X TXB2P-050-037X TXBE-045-028B TXB2P-045-037B TXBE-050-028B TXB2P-050-037B TXBE-055-028B TXB2P-055-037B TXBE-045-028ND TXB2P-045-037ND TXBE-050-028ND TXB2P-050-037ND TXBE-055-028ND TXB2P-055-037ND Mounting Method Max. Weight (Grams) Case Diameter Solder, Epoxy, Rivet 4-40 Screw Solder, Epoxy, Rivet 4-40 Screw Solder, Epoxy, Rivet 4-40 Screw 1.5 4.5 1.5 4.5 1.5 4.5 0.455 0.455 0.500 0.500 0.550 0.550 Screw and shouldered nylon washer for .060 chassis included; If mounting hardware not desired, deleted “P” from part number. Dimensions are for reference use only. Contact CTS for dimensions with tolerances or standard part drawings. 17