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| TFS246H2.eng 11/96 _________________________________________________________________________________________________________ TELE FILTER tft GmbH SAW filter specification TFS 246H2 1/4 _________________________________________________________________________________________________________ Measurement condition Ambient temperature: Input power level: Source impedance: Load impedance: Ext coil: 23 C -10 dBm 490 || -2.62 pF ( 10%) 490 || -2.62 pF ( 10%) 82 nH Construction see page 2 Characteristics Remark: Reference level for the relative attenuation arel of the TFS 246 H2 is the minimum of the pass band attenuation amin. The minimum of the pass band attenuation amin is defined as the insertion loss ae.The nominal frequency fN is fixed on 246,000 MHz without tolerance. Data typ. value tolerance / limit _________________________________________________________________________________________________________ 2,5 dB max 5 dB ae = amin Insertion loss (Reference level) _________________________________________________________________________________________________________ 246,000 MHz fN Nominal frequency _________________________________________________________________________________________________________ Pass band ripple fN - 85 kHz ... fN + 93 kHz max 1,5 dB _________________________________________________________________________________________________________ Relative attenuation arel 246,0 MHz 120 246,0 MHz 246,0 MHz 246,0 MHz 246,0 MHz 246,0 MHz 246,0 MHz 246,0 MHz 330 400 600 800 1,6 3,0 20 kHz kHz ... 246,0 MHz kHz ... 246,0 MHz kHz ... 246,0 MHz kHz ... 246,0 MHz MHz ... 246,0 MHz MHz ... 246,0 MHz MHz ...246,0 MHz 400 600 800 1,6 3,0 20 100 kHz kHz MHz MHz MHz MHz MHz 1,5 22 33 50 55 55 55 55 dB dB dB dB dB dB dB dB max min min min min min min min 3 18 25 40 45 45 50 45 dB dB dB dB dB dB dB dB _________________________________________________________________________________________________________ GDD Group delay distortion 246,0 MHz 50 kHz 0,5 s max 1,2 s 246,0 MHz 70 kHz 0,8 s max 1,5 s 246,0 MHz 100 kHz 1,2 s max 2,5 s _________________________________________________________________________________________________________ Operating temperature range - 20 C ... + 70 C Storage temperature range - 30 C ... + 85 C _________________________________________________________________________________________________________ - 0,036 ppm/K Temperature coefficient of frequency TCf _________________________________________________________________________________________________________ Frequency inversion temperature + 25 C _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ TELE FILTER tft GmbH / Potsdamer Strae 18 / D 14 513 TELTOW Phone: (+33 28) 47 84 52 / Facsimile: (+33 28) 47 84 30 / e-mail: tft@tft.telco-tech.de TFS246H2.eng 11/96 _________________________________________________________________________________________________________ TELE FILTER tft GmbH SAW filter specification TFS 246 H2 2/4 _________________________________________________________________________________________________________ Construction and pin configuration (All dimensions in mm) S246H GN 1 Output 2 Output 3 Ground 4 ext. Coil 5 Ground 6 Ground 7 Input 8 Input 9 Ground 10 Ground 11 Ground 12 Ground 50 Ohm Test circuit 1 LB-IN L1 8 1 L2 LB-OUT C1 SAW 7 4 3,5,6,9,10,11,12 L5 2 C2 L3 L4 50 Ohm Test circuit 2 LB-IN C1 8 1 C2 LB-OUT L1 SAW 7 2 4 L3 L2 C3 C4 3,5,6,9,10,11,12 _________________________________________________________________________________________________________ TELE FILTER tft GmbH / Potsdamer Strae 18 / D 14 513 TELTOW Phone: (+33 28) 47 84 52 / Facsimile: (+33 28) 47 84 30 / e-mail: tft@tft.telco-tech.de TFS246H2.eng 11/96 _________________________________________________________________________________________________________ TELE FILTER tft GmbH SAW filter specification TFS 246 H2 3/4 _________________________________________________________________________________________________________ Stability characteristics After the following tests the filter shall meet the whole specification: 1. Shock: 30g, 18 ms, half sine wave, 3 shocks each plane; IEC 68 - 2 - 27 10 Hz to 150 Hz, 0.35 mm amplitude, 5g; 2 hours for 3 planes; IEC 68 - 2 - 6 90 % to 95 % rel. humidity, 40 C, 10 days; IEC 68 - 2 - 3 2. Vibration: 3. Damp heat: 4. Resistance to solder heat (Reflow): 260 C for 10 sec; Packing Tape & Reel: IEC 286 - 3, with exception of value for N and minimum bending radius; tape type II, embossed carrier tape with top cover tape on the upper side; max. pieces of filters per reel: 3400 Tape (all dimensions in mm) W Po Do D1 E F : : : : : : 16 4 1,5 0,3 0,1 + 0,5 Do Po P2 EMBOSSED CARRIER TAPE 1,5 + 0,5 1,75 0,1 7,5 0,1 0,75 2 0,05 8 1,5 5,4 7,4 0,1 E Ao F W D1 13,4 0,1 G (min) : P2 : P1 : D1(min) : Ao Bo : : Bo G P1 0,1 0,1 COVER TAPE W2 Reel (all dimensions in mm): A W1 W2 (max) : N (min) C : : : : 330 16,4 +2 22,4 >= 90 C A N 13 0,25 W1 The minimum bending radius is 45 mm. The mounting surface of the filters faces the bottom side of the embossed carrier tape. The marking of the filters is able to read if the view is directed on the upper side of the carrier tape with the sprocket holes on the right side of the tape. _________________________________________________________________________________________________________ TELE FILTER tft GmbH / Potsdamer Strae 18 / D 14 513 TELTOW Phone: (+33 28) 47 84 52 / Facsimile: (+33 28) 47 84 30 / e-mail: tft@tft.telco-tech.de TFS246H2.eng 11/96 _________________________________________________________________________________________________________ TELE FILTER tft GmbH SAW filter specification TFS 246 H2 4/4 _________________________________________________________________________________________________________ Air reflow temperature conditions 1st and 2nd air reflow profile Name: Temperature: Time: pre-heating periods 150 C - 170 C 60 sec. - 90 sec. main-heating periods over 200 C 20 sec. - 25 sec. peak temperature 255 C 5 C Chip-mount air reflow profile 260 240 220 200 180 temperature / C 160 140 120 100 80 60 40 20 0 0 20 40 60 80 100 120 time / sec. 140 160 180 200 220 240 Table for temperature vs. time during the air reflow process Tolerance of temperatures: 5 C time / sec. 0 10 20 30 40 50 60 70 80 90 100 110 120 130 temperature / C 23 34 46 60 80 103 121 134 143 150 154 156 158 159 time / sec. 140 150 160 170 180 190 195 200 205 210 215 220 230 240 temperature / C 160 161 164 170 180 205 230 255 230 205 180 165 140 120 _________________________________________________________________________________________________________ TELE FILTER tft GmbH / Potsdamer Strae 18 / D 14 513 TELTOW Phone: +49 3328 4784 52 / Facsimile: +49 3328 4784 30 / e-mail: tft@tft.telco-tech.de |
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