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: [email protected] Web: www.taisaw.com SAW Filter 1575.42 MHz for GPS MODEL NO.: TA0285A REV. NO.:5 A. MAXIMUM RATING: 1.Input Power Level: 10 dBm 2.DC voltage: 5 V 3.Operating Temperature: -40°C to +85°C 4.Storage Temperature: -40°C to +85°C B. ELECTRICAL CHARACTERISTICS: Item Center frequency Fc Insertion loss (1574.22~1576.62 MHz) IL (MHz) (dB) Amplitude ripple (1574.22~1576.62 MHz) Attenuation (Reference level from 0 dB) D.C. ~ 1400 MHz 1400 ~ 1475 MHz 1475 ~ 1525 MHz 1625 ~ 1640 MHz 1640 ~ 2000 MHz 2000 ~ 3000 MHz VSWR (1574.22~1576.62 MHz) Source impedance Zs Load impedance ZL (dB) (dB) (dB) (dB) (dB) (dB) (dB) (Ω) (Ω) Min. Typ. Max. - 1575.42 1.5 0.1 2.2 1.0 35.0 30.0 25.0 30.0 32.0 20.0 - 37.0 34.0 37.0 45.0 34.0 28.0 1.2 50 50 2.0 - Note1. The standard definitions is in JIS C 6703 TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 2 C. OUTLINE DRAWING: H Y △ □ D. MEASUREMENT CIRCUIT: 50Ω △ H □ Y 50Ω △ : Year Code □ : Date Code TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 3 E. PCB Footprint: TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 4 F. Frequency Characteristics : Transfer function TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 5 Reflections Functions : S11 VSWR S22 VSWR TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 6 G. PACKING: 1. REEL DIMENSION 2. TAPE DIMENSION H Y Direction of Feed TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 7 360 340 320 300 280 260 240 220 200 180 160 140 120 100 80 60 40 20 280 260 240 220 200 180 160 140 120 100 80 60 40 20 0 Temp ( Deg C) H. RECOMMENDED REFLOW PROFILE : Time (Sec) TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 8