XF3B For FPC Rotary Backlock Connector (0.3-mm Pitch, Dual-sided Contact) Rotary Backlock Mechanism with 0.3-mm Pitch and Low Profile of 0.9 mm •Wide molding wall on the rear bottom of the connector allows greater freedom in board design. •Dual-sided contact model to enhance the contact structure of lower sided. •Gold plated with an applicable FPC thickness of 0.2 mm. •Halogen Free (*) * OMRON uses the following standard to determine halogen-free construction: 900 ppm max. for Br, 900 ppm max. for Cl, and 1,500 ppm max. for Br+Cl. RoHS compliant ■ Ratings and Specifications ■ Materials and Finish Rated current 0.2 A AC/DC Housing LCP resin (UL94 V-0)/natural Rated voltage 50 V AC/DC Slider LCP resin (UL94 V-0)/brown Contact resistance 80 mΩ max. (at 20 mV DC max., 100 mA max.) Spring copper alloy/nickel substrate (2 μm) Insulation resistance 100 MΩ min. (at 250 V DC) Contacts Gold-plated contacts (0.15 μm) Dielectric strength 250 V AC for 1 min. (leakage current: 1 mA max.) Insertion durability 20 times Ambient operating temperature −30 to 85 °C (With no icing or condensation) ■ Dimensions (Unit: mm) XF3B-@@45-31A XF3B-@@45-31AE Odd number of contact Recommended FPC Dimensions PCB Dimensions (TOP VIEW) TermNion.a2l 0(.13.4) 0.6 A 0.12 Oofd cdo nnutamctb0e.6r± 0.02 A0(±0.01..20±30).02(0.2) 0s.(3t1a+−.c001..k00)i 43nEgff elecntigvteh Oofd cdo nnutamctber 00.3.6±±00.0.055 A±0.05 00..635±±00.0.055 1.4±0.1 Terminal 0.85±00..175±0.1 stacE(k0fifne.g5c t5lieven) gth TermNion.a2l (4.2) 3.4 0.25±0.1 3 No.1 2.95±0.05 (Reinforcement (0.2) 1.45±0.1 2±0.3 board) 0.1 TermNion.a1l (1.1) 0.6 B 0.12 Pin number (0.3)±0.07 00.3.6±0±.00.20B2±0.030.3+−00..0043 2-R0.03.±20M.07AXT = 0.2 ± 0.030.2±0.03 0.6±0.05 B±0.05 0.3±00.0.56±0.05 F3B C indication (B+0.6)±0.05 (Conductive plating) X (1.4) A Eofv ceonn ntTaeurcmmNtionb.a2elr 0.3 0.6 0.12 Eofv ce1o.n4n ±n0t.au1cmtbTeerrTm e0rinm.N6aion±l.0a2.l02 0.1A±(0±0.00..2203) (0.2) 0s(.t13a.+−c100k.).00i n43Egff elecntigvteh Eofv ceonn ntaucmtber TermN00ionA...a632l±±±000...000555 0.3±0.050.65±0.05 0.85±0.1 No.1 (0.55) 3.4 0.750±0.2.15±0.1 stacEkfifnegc tlievength TermNion.a1l 2.95±0.05(4.2) 3 (0.2) Terminal 0.1 1.45±0.1 2±0.3 No.1 0.6 0.12 (0.3)±0.07 00.3.6±0±.00.20B2±00.0.33+−00..0043 20-R.30±.02.0M7AX 0.2±0.03 0B.6±±00..0055 0.3±0.05 0.6±0.05 (1.1) CB Pinidni cnautmiobner (B+0.6)±0.05 Cross-section 1.8 * X (2.3) 44.5 * diagram: X-X 10..15 5E fEfeffcetcivtiev es tsatcakciknign gle lnegntghth (2.3) (2.1) (1.6) 0.9 * Rpienf emreanrkce D X 0.35 3.8 0.4 * oDfo tthteed X lFin3eBs- i@nd@ic4a5t-e3 1thAeE s choanpnee acntodr sd.imensions FPC insertion dimension Table of Dimensions Pins*1 Model A B C D Pins*1 Model A B C D 8 XF3B-0845-31A 1.8 2.1 4.3 2.75 35 XF3B-3545-31A 9.6 10.2 12.410.85 19 XF3B-1945-31A 4.8 5.4 7.6 6.05 51 XF3B-5145-31AE 14.4 15.0 17.215.65 25 XF3B-2545-31A 6.6 7.2 9.4 7.85 67 XF3B-6745-31AE 19.2 19.8 22.020.45 ■ Ordering Information Pins*1 Model Quantity per reel (unit)*2 Pins*1 Model Quantity per reel (unit)*2 8 XF3B-0845-31A 51 XF3B-5145-31AE 1,500 19 XF3B-1945-31A 67 XF3B-6745-31AE 2,000 25 XF3B-2545-31A *1. Please consult your OMRON representative for available pin count. 35 XF3B-3545-31A *2. Please order by integer multiple of the quantity per reel. 7