tai-saw technology co., ltd. 1 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: dec, 31, 2003 product name: saw filter 1842.5 mhz for mobile communication tst parts no.: TA0318A customer parts no.: company: division: approved by : date: checked by: bob chau approval by: francis chen date: 12,31,2003 fr-71s03-01
tai-saw technology co., ltd. 2 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 saw filter 1842.5 mhz for mobile communication model no.: TA0318A rev. no.:1 a. maximum rating: 1.operating temperature: -20 c ~ +75 c 2.storage temperature: -40 c ~ +85 c b. electrical characteristics : singled to balanced operation terminating source impedance : zs = 50 terminating load impedance : z l = 150 // 22 nh value item min. typ. max. note center frequency f c mhz - 1842.5 - - insertion loss ( 1805~1880 mhz) i.l. (db) - 3.0 4.0 - ripple ( 1805~1880 mhz) (db) - 0.8 2.1 - input vswr ( 1805~1880 mhz) - 1.9 2.7 - output vswr ( 1805~1880 mhz) - 2.2 2.7 - attenuation :( reference level from 0 db) 0 ~ 1200 mhz (db) 40 49 - - 1200 ~ 1705 mhz (db) 30 34 - - 1705 ~ 1785 mhz ( db) 9 14 - - 1920 ~ 1980 mhz ( db) 10 22 - - 1980 ~ 2200 mhz ( db) 20 23.5 - - 2200 ~ 3000 mhz ( db) 30 36 - - 3000 ~ 5000 mhz ( db) 40 50 - - 5000 ~ 6000 mhz ( db) 35 43 - - symmetry in band (referenced to the matched operating condition) output amplitude balance (|s 31 /s 21 |) ( 1805~1880 mhz) ( db) -2 0 2 - output phase balance ( (s 31 )- (s 21 )+180 ) ( 1805~1880 mhz) degree -12 0 12 - rohs compliant lead free lead-free soldering
tai-saw technology co., ltd. 3 tst dcc release document c. outline drawing: pin configuration g : unbalance input c,d : balance output b,e : ground : year code : date code unit : mm d. measurement circuit: t f 150 22nh
tai-saw technology co., ltd. 4 tst dcc release document e. frequency chracteristics: 1. transfer function (25 ) (wideband) -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 1542.5 1602.5 1662.5 1722.5 1782.5 1842.5 1902.5 1962.5 2022.5 2082.5 214 2.5 freq.(mhz) att.(db) -70 -60 -50 -40 -30 -20 -10 0 0 600 1200 1800 2400 3000 3600 4200 4800 5400 6000 freq.(mhz) att.(db)
tai-saw technology co., ltd. 5 tst dcc release document 2. vswr (25 ) unbalance input balance output 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 1742.5 1762.5 1782.5 1802.5 1822.5 1842.5 1862.5 1882.5 1902.5 1922.5 194 2.5 freq.(mhz) vswr 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 1742.5 1762.5 1782.5 1802.5 1822.5 1842.5 1862.5 1882.5 1902.5 1922.5 194 2.5 freq.(mhz) vswr
tai-saw technology co., ltd. 6 tst dcc release document f. packing: 1. reel dimension 2. tape dimension t f
tai-saw technology co., ltd. 7 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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