.100″ .100″ Polarized Boardmount Socket Centerbump Polarization with Straight Solder Tails 8500 Series Centerbump polarization Mates with low profile shrouded headers Part number on each piece Optional keying plug Nine popular positions UL 94V–0 rated polyester body Board retention feature Date Modified: February 19, 1999 TS-0413-07 Sheet 1 of 2 84 Physical Insulation Material: Flammability: Color: Contact Material: Plating Underplating & U-Slot: Wiping Area: Solder Tails: Marking: Glass Filled Polyester (PBT) UL 94V-0 Gray Copper Alloy 2 µm [ 79 µ″ ] Nickel — QQ-N-290, Class 2 0.3 µm [ 12 µ″ ] Gold — MIL-G-45204, Type II, Grade C Tin Lead — MIL-P-81728 3M Logo, Part Identification Number and Orientation Triangle Electrical Current Rating: 1 A Insulation Resistance: > 1 × 109 Ω at 500 Vdc Withstanding Voltage: 1000 Vrms at Sea Level Environmental Temperature Rating: –55°C to 105°C UL File No.: E68080 3M Interconnect Solutions Division 6801 River Place Blvd. Austin, TX 78726-9000 For technical, sales or ordering information call 800-225-5373 .100″ .100″ Polarized Boardmount Socket Centerbump Polarization with Straight Solder Tails 8500 Series A Position 2 3.6 [ .14 ] 6.1 [ .24 ] 2.54 [ .100 ] 85XX 2.54 Typ [ .100 ] Position 1 1.0 Centerbump (Standard) [ .04 ] Military: Dual Polarization Slots 10 17.3 [ .68 ] 16 25.9 [ .98 ] 20 30.0 [ 1.18 ] 26 37.6 [ 1.48 ] 34 47.7 [ 1.88 ] 40 55.4 [ 2.18 ] 50 68.1 [ 2.68 ] 60 80.8 [ 3.18 ] 64 85.8 [ 3.38 ] See Note 1 0.62 [ .024 ] 0.65 [ .026 ] 0.32 [ .013 ] 2.54 ± .076 [ .100 ] ∅1.0 ± .076 Typ [ .039 ] 10.8 [ .425 ] 2.8 [ .11 ] Triangle Indicates Position 1 0.81 [ .032 ] See Note 2 2.54 Ref [ .100 ] Dimension A 3.4 [ .13 ] Contact Quantity 2.54 Ref [ .100 ] Breakaway Tab 2.54 ± .076 [ .100 ] 3435 Recommended Mounting Hole Pattern (Shown for Top Side of PC Board) 6.1 [ .24 ] 0.81 [ .032 ] Notes: 1. This polarizing groove is non-existent on the 10 position version. 2. The contact soldertail is designed to retain the connector on the PC board during flow soldering operations. 3. Recommended to be mated to the .100” x .100” low profile header and the Plug Connector 4600 Series without ejector latches. 1.30 [ .051 ] 0.66 [ .026 ] 3435-0 Keying Plug (Optional: Order Separately) mm [Inch] Tolerance Unless Noted mm .0 .00 ± .3 ± .15 .000 [ ] Dimensions for Reference only Ordering Information Sockets 85XX-4500JL Contact Quantity: See Table TS-0413-07 Sheet 2 of 2 3M Interconnect Solutions Division 6801 River Place Blvd. Austin, TX 78726-9000 For technical, sales or ordering information call 800-225-5373