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| SPEC NO : SPECIFICATION CUSTOMER PRODUCT MODEL NO PREPARED APPROVED SAW FILTER HDBF44A8DC SIP5Dc CHECKED D A T E 2007-12-14 CUSTOMER RECEIVED: CHECKED APPROVED DATE Shoulder Electronics Limited www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:info@shoulder.cn Page 1 of 8 SAW FILTER HDBF44A8DC SIP5Dc History Record Date Spec. No. Part No. Customer No. Modify Content Remark www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:info@shoulder.cn Page 2 of 8 SAW FILTER 1.scope HDBF44A8DC SIP5Dc SHOULDER's SAW filter series have broad line up products meeting all broadcast standard including NTSC,PAL and SECAM systems. These filters are composed of two interdigital transducers on a single-crystal. piezoelectrical chip. they are used in electronic equipments such as TV and so on. 2.Construction 2.1 Dimension and materials Manufacturer's name : SHOULDER ELECTRONICS LTD Type : BF44A8Dc YY:year WW:week www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:info@shoulder.cn Page 3 of 8 SAW FILTER 2.2. Circuit construction, measurement circuit HDBF44A8DC SIP5Dc 3.Characteristics Items Standard atmospheric conditions Conditions Unless otherwise specified , the standard rang of atmospheric conditions for making measurements and tests is as follows; Ambient temperature : 15 to 35 Relative humidity : 25% to 85% Air pressure : 86kPa to 106kPa Operating temperature rang is the rang of ambient temperatures in which the filter can be operated continuously. -20 ~ +60 Storage temperature rang is the rang of ambient temperatures at which the filter can be stored without damage. Conditions are as specified elsewhere in these specifications. -40 ~ +70 +25 Specifications Operating temperature rang There shall be no damage. Storage temperature rang Reference temperature www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:info@shoulder.cn Page 4 of 8 SAW FILTER 3.1 Maximum Rating DC voltage AC voltage VDC Vpp 12 10 V V HDBF44A8DC SIP5Dc Between any terminals Between any terminals 3.2 Electrical Characteristics Source impedance Zs=50 Load impedance ZL=2k//3pF and matching network Item Freq min typ Center frequency Fo 44.00 Insertion attenuation 44.00MHz 25.0 27.0 Reference level Amplitude ripple (p-p) TA=25 max MHz 29.0 dB dB 2.6 1.5 0.8 0.8 1.5 3.2 dB dB dB dB dB dB dB dB dB dB dB dB ppm/k 41.60 ... 46.40 MHz 40.75MHz 41.31MHz 41.43MHz Relative attenuation 41.60MHz 46.40MHz 46.57MHz 46.69MHz 47.25MHz 35.00~39.10MHz 39.10~40.35MHz Sidelobe 47.65~48.65MHz 48.65~55.00MHz Temperature coefficient 0.5 25.0 0.6 -0.9 -0.7 -0.7 -0.7 0.8 25.0 32.0 26.0 24.0 30.0 32.0 1.6 0.3 0.1 0.1 0.6 2.0 36 40.0 32.0 30.0 37.0 -18 3.3 Environmental Performance Characteristics Item High temperature Condition The specimen shall be store at a temperature of 802 for 964h. Then it shall be subjected to standard atmospheric conditions for 1h, after which measurement shall be made within 1h. The specimen shall be store at a temperature of -203 for 964h. Then it shall be subjected to standard atmospheric conditions for 1h, after which measurement shall be made within 1h. The specimen shall be store at a temperature of 402 with relative humidity of 90% to 96% Fax:0755-82916881 E-mail:info@shoulder.cn Specifications Low temperature Humidity Mechanical characteristics and specifications in electrical characteristics shall be satisfied. There Page 5 of 8 www.shoulder.cn Tel:0755-82916880 SAW FILTER HDBF44A8DC SIP5Dc Thermal shock Resistance to Soldering heat be no for 964h. Then it shall be subjected to standard shall atmospheric conditions for 1h, after which excessive change in appearance. measurement shall be made within 1h. The specimen shall be subjected to 8 continuous cycles each as shown below. Then it shall be subjected to standard atmospheric conditions for 1h, after which measurement shall be made within 1h. Temperature Duration 1 +25 =>-40 0.5h 2 -40 4h 3 -40 =>+85 2h 4 +85 4h 5 +85 =>+25 0.5h 6 +25 1h Reflow soldering method Peak: 255 5 , 220 5 , 40s At electrode temperature of the specimen. Solder ability The specimen shall be passed through the reflow furnace with the condition shown in the above profile for 1 time. The specimen shall be stored at standard atmospheric conditions for 1h, after which the measurement shall be made. Test board shall be 1.6 mm thick. Base material shall be glass fabric base epoxy resin. Immerse the pins melt solder at 260+5/-0 More then 95% of for 5 sec. total area of the pins should be covered with solder Fax:0755-82916881 E-mail:info@shoulder.cn www.shoulder.cn Tel:0755-82916880 Page 6 of 8 SAW FILTER 3.4 Mechanical Test Items Conditions Vibration 600-3300rpm amplitude 1.5mm 3 directions 2 H each Drop On maple plate from 1 m high 3 times Lead pull Lead bend Pull with 1 kg force for 30 seconds 90o bending with 500g weigh 2 times HDBF44A8DC SIP5Dc Specifications There shall be no damage. 3.5 Voltage Discharge Test Item Condition Surge Between any two electrode Specifications There shall be no damage www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:info@shoulder.cn Page 7 of 8 SAW FILTER 3.6 Frequency response: HDBF44A8DC SIP5Dc www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:info@shoulder.cn Page 8 of 8 |
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