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 Rated current Rated voltage Contact resistance Insulation resistance Dielectric strength Insertion durability Ambient operating temperature Materials and Finish 0.2 A AC/DC 50 V AC/DC 80 m max. (at 20 mV DC max., 100 mA max.) 100 M min. (at 250 V DC) 250 V AC for 1 min. (leakage current: 1 mA max.) 20 times -30 to 85 C (With no icing or condensation) LCP resin (UL94 V-0)/natural LCP resin (UL94 V-0)/brown Spring copper alloy/nickel substrate (2 m) Gold-plated contacts (0.15 m) Housing Slider Contacts Dimensions (Unit: mm) XF3B-@@45-31A XF3B-@@45-31AE Odd number of contact (1.4) 0.3 0.6 Recommended FPC Dimensions Odd number A0.03 0.3+0.04 0.10.02 of contact -0.03 A 0.12 Terminal No.2 0.60.02 (0.2) (0.2) 1.40.1 0.850.1 0.750.1 0.250.1 3.4 Odd number of contact (1.1) Effective stacking length (0.55) Effective stacking length 20.3 1.450.1 PCB Dimensions (TOP VIEW) A0.05 0.60.05 0.30.05 Terminal No.2 Terminal No.1 3 (Reinforcement (0.2) board) 0.30.05 0.650.05 (4.2) 2.950.05 0.1 0.12 0.6 (1.4) Even number 0.3 of contact A 0.6 Even number 0.02 0.6 of contact 0.12 Terminal No.2 Terminal 1.40.1 No.1 0.850.1 0.750.1 0.250.1 Terminal No.2 3.4 0.6 0.12 * (0.2) +0.04 0.30.02 0.3 -0.03 0.60.02 B0.03 (B+0.6)0.05 4 X 0.60.05 Even number of contact 0.3+0.04 -0.03 (1.1) Effective stacking length (0.55) Effective stacking length 20.3 (0.3)0.07 Pin number indication B C A0.03 0.10.02 (0.2) 0.20.03 2-R0.2MAX 0.07 0.3 T = 0.2 0.03 (Conductive plating) 1.450.1 0.1 Terminal No.1 (1.1) (0.3)0.07 Pin number indication B C (1.1) 0.60.02 B0.03 (B+0.6)0.05 2-R0.2MAX 0.30.07 3 A0.05 0.60.05 0.30.05 Terminal No.2 Terminal No.1 (0.2) 0.30.05 0.650.05 (4.2) 2.950.05 0.60.05 B0.05 0.30.05 1.8 * (2.3) 0.60.05 0.30.05 0.60.05 0.20.03 Cross-section diagram: X-X 4.5 B0.05 XF3B 0.3+0.04 -0.03 0.30.02 Terminal No.1 1.1 Effective stacking length 0.55 Effective stacking length (2.3) (2.1) (1.6) 0.9 Reference pin mark * X 0.35 D FPC insertion dimension Table of Dimensions Pins*1 8 19 25 Model XF3B-0845-31A XF3B-1945-31A XF3B-2545-31A A 1.8 4.8 6.6 B 2.1 5.4 7.2 3.8 C D 4.3 2.75 7.6 6.05 9.4 7.85 0.4 * Dotted lines indicate the shape and dimensions of the XF3B-@@45-31AE connectors. Pins*1 35 51 67 Model XF3B-3545-31A XF3B-5145-31AE XF3B-6745-31AE A B C D 9.6 10.2 12.4 10.85 14.4 15.0 17.2 15.65 19.2 19.8 22.0 20.45 Ordering Information Pins*1 8 19 25 35 Model XF3B-0845-31A XF3B-1945-31A XF3B-2545-31A XF3B-3545-31A Quantity per reel (unit)*2 2,000 Pins*1 Model Quantity per reel (unit)*2 51 XF3B-5145-31AE 1,500 67 XF3B-6745-31AE *1. Please consult your OMRON representative for available pin count. *2. Please order by integer multiple of the quantity per reel. 7