Unknown Manufacturer VSF45A3M
SAW filter
ELECTRICAL CHARACTERISTICS
Source impedance Zs=50¦¸ Load impedance ZL=50¦¸ Item Freq min Insertion attenuation 43.50MHz 22.0 Reference level Relative attenuation 45.75MHz -1.8 46.50MHz 1.0 41.25MHz -1.7 39.75MHz 29.0 typ 24.0 -0.3 2.5 -0.2 37.0 T A=25¡æ max 26.0 1.2 4.0 1.3 dB dB dB dB dB 47.25MHz 35.00~39.25MHz Sidelobe 47.75~55.00MHz Temperature coefficient 29.0 26.0 26.0 38.0 30.0 32.0 -72 dB dB dB ppm/k 3.3 Environmental Performance Characteristics Item Test condition High temperature test 70¡æ 1000H Low temperature test -40¡æ 1000H Humidity test 40¡æ 9095% 1000H Thermal shock -20¡æ==25¡æ==80¡æ 20 cycle 30M 10M 30M Solder temperature test Sold temp.260¡æ for 10 sec. Soldering Immerse the pins melt solder at 260¡æ+5/0¡æ for 5 sec. 3.4 Mechanical Test Item Test condition Vibration test 600-3300rpm amplitude 1.5mm 3 directions 2 H each Drop test On maple plate from 1 m high 3 times Lead pull test Pull with 1 kg force for 30 seconds Lead bend test 90o bending with 500g weigh 2 times 3.