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dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 1 of 18 sggp.12.4.a.02 specification patent pending part no. : sggp.12 a description : 12mm gps/glonass /galileo smt mount ceramic patch antenna 12*12*4mm feature s : 1575.42 /1602 mhz gps/glonass antenna 2.67 dbi peak gain for gps /galileo band 2.94 dbi peak gain for glonass band 12 x 1 2 x 4 m m dimension smt direct mount ceramic patch a ntenna automotive ts16949 production and quality approved rohs compliant
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 2 of 18 sggp.12.4.a.02 1. introduction the sggp.12.4.a.02 is a c eramic gps /glonass /galileo passive patch antenna with low - profile thickness of 4mm . it is design ed for application s in navigation device s , vehicle tracking/fleet management systems, and telematics devices . typical applicable industries are transportation, defens e, marine, agriculture , and navigation. the antenna has been tuned on a 50 x 5 0 mm groun d plane, working at 1575.42mhz and 1602mhz, with a 2.67 dbi gain and 2.94 dbi gain, respectively . the ceramic patch is mounted via smt process . it is manufactured and tested in a ts16949 first tier automotive approved facility . for customer s pecific devi ce environments , custom tuned patch antennas are highly recommended, subject to potential nre and moq . contact your regional taoglas sales office for details.
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 3 of 18 sggp.12.4.a.02 2. specification electrical application bands gps /galileo glonass operation frequency ( mhz ) 1575.42 1. 023 1602 5 return loss (db) < - 10 < - 10 gain at zenith (dbi) 2.67 2.94 efficiency (%) 60 .78 60.58 impedance 50 ohms mechanical ceramic dimension (mm) 12 x 12 x 4 weight (g) 3.3 environmental operation temperature - 40c to 85 c humidity non - conde nsing 65c 95% rh * antenna properties were measured with the antenna mounted on 5 0 *5 0 mm ground plane taoglas part # sggpd.12a
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 4 of 18 sggp.12.4.a.02 3. antenna characteristics 3.1. return loss 3.2. efficiency
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 5 of 18 sggp.12.4.a.02 3.3. average gain 3.4. peak gain
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 6 of 18 sggp.12.4.a.02 4. antenna radi ation p attern 4.1. measurement setup the sggp.12.4.a.02 antenna is tested with 50mm*5 0mm ground plane in a ctia certified ets - lindgren anechoic chamber . the test setup is shown below . y x z
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 7 of 18 sggp.12.4.a.02 4.2. 2d radiation pattern xy plane x z plane x y x z
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 8 of 18 sggp.12.4.a.02 y z plane y z
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 9 of 18 sggp.12.4.a.02 4.3. 3d radiation pattern 1575.42mhz 1602mhz
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 10 of 18 sggp.12.4.a.02 5. mechanical drawing unit:mm
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 11 of 18 sggp.12.4.a.02 6. evaluation board ( sggpd.12a ) unit:mm
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 12 of 18 sggp.12.4.a.02 7. pcb footprint recommendation 7.1. footprint copper keepout area (unit: mm)
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 13 of 18 sggp.12.4.a.02 7.2. paste area (unit: mm)
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 14 of 18 sggp.12.4.a.02 7.3. top solde r mask (unit: mm)
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 15 of 18 sggp.12.4.a.02 7.4. composite diagram (unit: mm)
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 16 of 18 sggp.12.4.a.02 8. recommended reflow soldering profile sggp.12 a can be assembled following pb - free assembly. according to the standard ipc/jedec j - std - 020c, the temperature profile suggested is as follow s :
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 17 of 18 sggp.12.4.a.02 9. pac kaging 9.1. inner tray
dsp - 15 - 8 - sp e - 15 - 8 - 0 34 /a/ss page 18 of 18 sggp.12.4.a.02 taoglas makes no warranties based on the accuracy or completeness of the contents of this document and reserves the right to make changes to specifications and product descriptions at any time without notice. taoglas reserves all rights to this document an d the information contained herein. reproduction, use or disclosure to third parties without express permission is strictly prohibited. copyright ? taoglas ltd.

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