Antenna < Transponder : RF-ID [TX] > Type: AS705B ◆ Product Description ・L 80.0 mm x W 13.9mm x H 8.0mm (all max.) ・Operating temperature: -40℃～+85℃. ◆ Feature ・LF transmitter antenna. ・Small size installation space can be saved. ・Add ”U” structure to make install easily. ・Match for TI & NXP IC, resonant frequency be pre-set to 125kHz, 134kHz or customization. ・Meeting protection against water degree IPX4K of ISO20653 by adding water-proof part. ・Ideally used in keyless smart entry system. ・Over molding, with / without harness and connector. ・RoHS Compliance. ◆ Mechanical dimensions [ unit : mm] Please refer to the sales offices on our website for a representative near you www.sumida.com Antenna < Transponder : RF-ID [TX] > Type: AS705B ◆ Schematic diagram L: Ferrite core coil inductance. C: Tuning internal capacitor. R: Copper resistance. ◆ Electrical characteristic Tuning Part nuｍber capacitance Load Q Resonant frequency Resonant Load current resistance AS705B-125A 332 60.1 125.0±1.5kHz 1.2App 4.7Ω AS705B-125B 472 52.1 125.0±1.5kHz 2.5App 2.2Ω AS705B-125C 682 41.7 125.0±1.5kHz 2.8App 2.2Ω AS705B-125D 822 30.5 125.0±1.5kHz 2.4App 3.3Ω AS705B-125E 103 26.3 125.0±1.5kHz 2.6App 3.3Ω AS705B-134A 332 65.2 134.2±1.5kHz 1.2App 4.7Ω AS705B-134B 472 63.8 134.2±1.5kHz 2.5App 2.2Ω AS705B-134C 682 36.3 134.2±1.5kHz 2.9App 2.2Ω AS705B-134D 822 30.5 134.2±1.5kHz 2.5App 3.3Ω AS705B-134E 103 25.8 134.2±1.5kHz 2.6App 3.3Ω AS705B-20K 334 3.26 20.0±1.5kHz 2.2App 3.3Ω * It is possible for customer specification at harness length and connector form. * It is possible for other frequency. ◆ Packaging specification ・Using plastic tray packaging. ・Outside carton dimension: 500mm×300mm×175mm. ・Packaging quantity: 120pcs/ carton. Please refer to the sales offices on our website for a representative near you www.sumida.com