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 309 MHz MODEL NO.:TA1637A REV. NO.:1 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 RoHS Compliant Lead free Lead-free soldering B. ELECTRICAL CHARACTERISTICS: Item Unit Min. Type. Max. Center frequency Fc MHz - 309 - Insertion Loss IL dB - 1.9 3.0 dB - 0.8 2.0 (304.225~314.285 MHz) Amplitude Ripple (304.225~314.285 MHz) Attenuation (Reference level from 0 dB) 50 ~ 280 MHz dB 40 45 - 350 ~ 700 MHz dB 30 34 - ppm/k - -36 - Temperature coefficient of frequency C. MEASUREMENT CIRCUIT: HP Network analyzer 50Ω 2 SAW Filter 6 50Ω 1,3,4,5,7,8 TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 2 D. OUTLINE DRAWING: 1637 Date Code Table: E. PCB Footprint: TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 3 F. Frequency Characteristics: TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 4 G. PACKING: 1. REEL DIMENSION (Please refer to FR-75D10 for packing quantity) 2. TAPE DIMENSION 1637 TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 5 H. RECOMMENDED REFLOW PROFILE: 1. 2. 3. 4. Preheating shall be fixed at 150~180℃ for 60~90 seconds. Ascending time to preheating temperature 150℃ shall be 30 seconds min. Heating shall be fixed at 220℃ for 50~80 seconds and at 250±10℃ peak (max. 10sec). Time: 2 times. TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 6