tai-saw technology co., ltd. fr-71s03-01 tst dcc release document tai-saw technology co., ltd. no. 3, industrial 2nd rd., ping-chen industrial district, taoyuan, 324, taiwan, r.o.c. tel: 886-3-4690038 fax: 886-3-4697532 e-mail: tstsales@mail.taisaw.com web: www.taisaw.com approval sheet for product specification issued date: oct. 15, 2001 product name: saw filter 947. 5 mhz smd 3.0 sq for gsm tst parts no.:TA947FG customer parts no.: company: division: approved by : date: checked by: bob chau approval by: vincent lee date: oct.15,2001
tai-saw technology co., ltd. 1 tst dcc release document ?T???? tai-saw technology co., ltd. ?@h?I^I 3 ? no.3, industrial 2nd rd., ping-chen industri al district, taoyuan, taiwan, r.o.c. tel : 886-3-4690038 fax : 886-3-4697532 http:/www.taisaw.com e-mail : tstsales@mail1.taisaw.com saw filter 947.5 mhz for mobile communication model no.: TA947FG ~ low loss type ~ rev. no.:2 a. maximum rating : 1.input power level: 10 db m 2.dc voltage: 0 v 3.operating temperature: -30 c to +85 c 4.storage temperature: -40 c to +85 c b. electrical characteristics : characteristics min. typ. max. center frequency fc (db) - 947.5 - insertion loss within 935 ~960 mhz il (db) - 2.4 3.0 amplitude ripple (p-p) within 935 ~ 960 mhz (db) - 1.0 2.0 attenuation (reference level from 0 db) 10 ~ 890 mhz (db) 28.0 32.0 - 890 ~ 915 mhz (db) 20.0 35.0 - 980 ~ 1025 mhz (db) 15.0 30.0 - 1025 ~ 2000 mhz (db) 30.0 34.5 - vswr within 935 ~960 mhz - 1.9 2.5 source impedance zs ( ? ) - 50 - load impedance z l ( ? ) - 50 - note1. no matching network required for operation at 50 ? rohs compliant lead free lead-free soldering
tai-saw technology co., ltd. 2 tst dcc release document c. frequency characteristics : (wideband)
tai-saw technology co., ltd. 3 tst dcc release document d. reflections functions : s11 vswr s22 vswr
tai-saw technology co., ltd. 4 tst dcc release document e. measurement circuit: 50? hp network analyzer 50? saw filter b e a,c,d,f f.outline drawing: t f g
tai-saw technology co., ltd. 5 tst dcc release document g. packing: 1. reel dimension 2. tape dimension note : 1. pocket position relative to sprock et hole measured as true position of pocket, not pocket hole. note 1 f g t
tai-saw technology co., ltd. 6 tst dcc release document g. reflow profile: 1. preheating shall be fixed at 140 ~ 160 for 60 ~ 90 seconds. 2. ascending time to pr eheating temperature 150 shall be 30 seconds min. 3. heating sha ll be fixed at 200 for 50 ~ 60 seconds and at 230 10 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 (240 max) 30sec. min 60 ~ 90 sec. 50 ~ 60 sec. preheating (140~160 ) heating (200 ) go down gradually
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