1 1. scope this specification shall cover the charac teristics of 1-port saw resonator with used for remote-control security. 2. electrical specification dc voltage vdc 10v ac voltage vpp 10v50hz/60hz operation temperature -20 to +85 storage temperature -45 to +85 rf power dissipation 0dbm electronic characteristics item unites minimum typical maximum center frequency mhz 433.845 433.920 433.995 insertion loss db 1.5 2.5 quality factor unload q 12,800 50 loaded q 2,000 temperature turnover temperature 39 stability turnover frequency khz fo 2.7 freq.temp.coefficient ppm/ 2 0.037 frequency aging ppm/yr < 10 dc. insulation resistance m 1.0 motional resistance r1 18 26 rf equivalent motional inductance l1 h 86 rlc model motional capacitance c1 p f 1.5 pin 1 to pin 2 staic capacitance pf 1.7 2.0 2.3 transducer static capacitance pf 1.9 3. test circuit LGER433M(f11) saw resonator http://www.luguang.cn mail:lge@luguang.cn
4. dimension 5. environmental characteristics 5-1 high temperature exposure subject the device to +85 for 16 hours. then release the filter into the room conditions for 24 hours prior to th e measurement. it shall fulfill the specifications in table 1. 5-2 low temperature exposure subject the device to -20 for 16 hours. then rele ase the device into the room conditions for 24 hours prior to the measurement. it shall fulfill the specifications in table 1. LGER433M(f11) saw resonator http://www.luguang.cn mail:lge@luguang.cn
5-3 temperature cycling subject the device to a low temperature of -40 for 30 minutes. following by a high temperature of +80 for 30 minutes. then release the device into the room conditions for 24 hours prio r to the measurement. it shall meet the specifications in table 1. 5-4 resistance to solder heat dip the device terminals no closer than 1.5mm into the solder bath at 260 10 for 10 1 sec. then release the device into the room conditions for 4 hours. the device shall meet th e specifications in table 1. 5-5 solderability subject the device terminals into the solder bath at 245 5 for 5s, more than 95% area of the terminals must be covered with new solder. it shall meet the specifications in table 1. 5-6 mechanical shock drop the device randomly onto the concrete floor from the height of 1m 3 times. the device shall fulfill the specifications in table 1. 5-7 vibration subject the device to the vibration for 1 hour each in x,y and z axes with the amplitude of 1.5 mm at 10 to 55 hz . the device shall fulfill the specifications in table 1. 5-8 lead fatigue 5-8-1 pulling test weight along with the direction of lead without an shock 1kg. the device shall satisfy all the initial characteristics. 5-8-2 bending test lead shall be subject to withstand against 90 bending with 450g weight in the direction of thickness. this operation sh all be done toward both direction. the device shall show no evidence of damage and shall satisfy all the initial electrical characteristics. 6. remark 6.1 static voltage static voltage between signal load & ground may cause deterioration &destruction of the component. please avoid static voltage. 6.2 ultrasonic cleaning ultrasonic vibration may cause deterioration & destruction of the component. please avoid ultrasonic cleaning 6.3 soldering only leads of component may be soldered. please avoid soldering another part of component. LGER433M(f11) saw resonator http://www.luguang.cn mail:lge@luguang.cn
|
