tel: +44 1460 256 100 fax: +44 1460 256 101 www.golledge.com golledge electronics ltd eaglewood park, ilminster somerset, ta19 9dq, uk saw filter for mobile communication 2140mhz model: TA0174A part no: ma04452 rev no: 1 TA0174A v1 1 a. maximum rating: 1. input power level: 13dbm 2. dc voltage: 0v 3. operating temperature: -30c to +80c 4. storage temperature: -40c to +85c b. electrical characteristics: item min. typ. max. centre frequency fc (db) - 2140 - insertion loss within 2110 ~ 2170mhz il (db) - 2.1 3.5 amplitude ripple (p-p) within 2110 ~ 2170mhz (db) - 0.6 2.0 attenuation (reference level from 0db) dc ~ 500mhz (db) 21.0 33.0 - 500 ~ 1900mhz (db) 20.0 28.0 - 1900 ~ 2050mhz (db) 25.0 30.0 - 2215 ~ 2300mhz (db) 20.0 32.0 - 2300 ~ 4500mhz (db) 25.0 32.0 - vswr within 2110 ~ 2170mhz - 1.9 2.2 source impedance z s ( w ) - 50 - load impedance z l ( w ) - 50 - note1. no matching network required for operation at 50 w
tel: +44 1460 256 100 fax: +44 1460 256 101 www.golledge.com golledge electronics ltd eaglewood park, ilminster somerset, ta19 9dq, uk saw filter for mobile communication 2140mhz model: TA0174A part no: ma04452 rev no: 1 TA0174A v1 2 c. frequency characteristics: transfer function reflections functions
tel: +44 1460 256 100 fax: +44 1460 256 101 www.golledge.com golledge electronics ltd eaglewood park, ilminster somerset, ta19 9dq, uk saw filter for mobile communication 2140mhz model: TA0174A part no: ma04452 rev no: 1 TA0174A v1 3 s11 vswr s22 vswr
tel: +44 1460 256 100 fax: +44 1460 256 101 www.golledge.com golledge electronics ltd eaglewood park, ilminster somerset, ta19 9dq, uk saw filter for mobile communication 2140mhz model: TA0174A part no: ma04452 rev no: 1 TA0174A v1 4 d. measurement circuit: 50w hp netwo rk a nalyz er 50w saw filter b e a, c , d , f e. outline drawing:
tel: +44 1460 256 100 fax: +44 1460 256 101 www.golledge.com golledge electronics ltd eaglewood park, ilminster somerset, ta19 9dq, uk saw filter for mobile communication 2140mhz model: TA0174A part no: ma04452 rev no: 1 TA0174A v1 5 f. packing: 1. reel dimension 2. tape dimension note: pocket position relative to sprocket hole measured as true position of pocket, not pocket hole. note
tel: +44 1460 256 100 fax: +44 1460 256 101 www.golledge.com golledge electronics ltd eaglewood park, ilminster somerset, ta19 9dq, uk saw filter for mobile communication 2140mhz model: TA0174A part no: ma04452 rev no: 1 TA0174A v1 6 g. reflow profile: 1. preheating shall be fixed at 140 ~ 160c for 60 ~ 90 seconds. 2. ascending time to preheating temperature 150c s hall be 30 seconds min. 3. heating shall be fixed at 200c for 50 ~ 60 seco nds and at 23010c peak. ir-reflow profile 0 20 40 60 80 100 120 140 160 180 200 220 240 260 0 20 40 60 80 100 120 140 160 180 200 220 240 260 time/sec temp/degc peak (240c max) 30 sec. min 60 ~ 90 sec. 50 ~ 60 sec. preheating (140 ~ 160c) heating (200c) go down gradually
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