2.45 ghz antenn a p/n 2450AT42D0100 detail specification: 11/12/07 page 1 of 4 general specifications part number 2450AT42D0100 input power 3w max. frequency range 2400 - 2500 mhz impedance 50 ? peak gain 0.5 dbi typ. (xz-total) operating temperature -40 to +85c average gain -2.0 dbi typ. (xz-total) reel quanity 2,000 return loss 6.0 db min. no. function terminal configuration 1 2 mechanical dimensions in mm l w t a mounting considerations mount these devices with brown mark facing up. units: mm * line width should be designed to provide 50 ? impedance matching characteristics. without matching circuit johanson technology, inc. reserves the right to make design changes without notice. all sales are subject to johanson technology, inc. terms and conditions. www.johansontechnology.com 4001 calle tecate ? camarillo, ca 93012 ? tel 805.389.1166 fax 805.389.1821 2007 johanson technology, inc. all rights reserved preliminary 0.008 0.197 5.00 0.20 3.00 0.020 0.012 +0.1/-0.2 0.079 0.118 2.00 +.004/-.008 0.008 feeding point nc 0.20 0.50 0.30 1 2 a t l w top view side view (matching circuit and component values will be different, depending on pcb layout) 0 ohm 2 1.5 1 2 1 0.5 0.5 1.5 1.5 0.5
2.45 ghz antenn a p/n 2450AT42D0100 detail specification: 11/12/07 page 2 of 4 mounting considerations test board - two la y er board johanson technology, inc. reserves the right to make design changes without notice. all sales are subject to johanson technology, inc. terms and conditions. www.johansontechnology.com 4001 calle tecate ? camarillo, ca 93012 ? tel 805.389.1166 fax 805.389.1821 2007 johanson technology, inc. all rights reserved preliminary ) ) ) ) ) ) ) ) ) a ntenna ground 40mm 9.5mm 50 ? feed line antenna 40 no ground (yellow area) ground 6.25 matching circuits 3 top layer no ground (yellow area) 3 3 bottom layer ground 20 unit in mm
2.45 ghz antenn a p/n 2450AT42D0100 detail specification: 11/12/07 page 3 of 4 mounting considerations johanson technology, inc. reserves the right to make design changes without notice. all sales are subject to johanson technology, inc. terms and conditions. www.johansontechnology.com 4001 calle tecate ? camarillo, ca 93012 ? tel 805.389.1166 fax 805.389.1821 2007 johanson technology, inc. all rights reserved preliminary ) ) ) ) ) ) ) ) ) a ntenna ground 20mm 40mm 9.5mm 50 ? feed line return loss (without matching circuits)
2.45 ghz antenn a p/n 2450AT42D0100 detail specification: 11/12/07 page 4 of 4 johanson technology, inc. reserves the right to make design changes without notice. all sales are subject to johanson technology, inc. terms and conditions. www.johansontechnology.com 4001 calle tecate ? camarillo, ca 93012 ? tel 805.389.1166 fax 805.389.1821 2007 johanson technology, inc. all rights reserved preliminary ) ) ) ) ) ) ) ) ) typical radiation patterns ) ) ) ) ) ) ) ) ) xy-v / xy-h 180 270 0 90 x z y xy-cut scanning direction xy cut @2450mhz vertical horizontal xz-v / xz-h yz-v / yz-h 180 270 0 90 x z y xz-cut scanning direction 180 270 0 90 x z y yz-cut scanning direction yz cut @2450mhz vertical horizontal xz cut @2450mhz vertical horizontal
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