SHOULDER ELECTRONICS IF38B2M
SAW filter
ELECTRICAL CHARACTERISTICS
12 10 V V Between any terminals Between any terminals 2 Source impedance Load impedance Items Insertion attenuation Reference level Zs=50¦¸ ZL=2k¦¸//3pF Freq 36.50MHz Min 15.5 4.5 1.0 14.0 14.0 40.0 40.0 35.0 31.0 typ 17.5 6.0 2.5 16.0 16.0 52.0 51.0 41.0 37.0 -72 max 19.5 7.5 4.0 18.0 18.0 T A=25¡æ dB dB dB dB dB dB dB dB dB Ppm/k 38.00MHz 33.57MHz 32.50MHz Relative attenuation 31.50MHz 30.00MHz 39.50MHz 25.00~30.00MHz Sidelobe 39.50~45.00MHz Temperature coefficient 3.3 Environmental Performance Characteristics Item Test condition Allowable change of absolute Level at center frequency(dB) High temperature test < 1.0 70¡æ 1000H Low temperature test < 1.0 -40¡æ 1000H Humidity test < 1.0 40¡æ 9095% 1000H Thermal shock < 1.0 -20¡æ==25¡æ==80¡æ 20 cycle 30M 10M 30M Solder temperature test < 1.0 Sold temp.260¡æ for 10 sec. Soldering More then 95% of total Immerse the pins melt solder area of the pins should be covered with solder at 260¡æ+5/0¡æ for 5 sec. 3.4 Mecha...