BF44A1D

1.SCOPE 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 Type : BF44A1D 14.0 HD BF44A1D 1 0.54 2.54 1.25 0B 5 4.0 5.8 3.0 1 2 3 4 5 Pin configuration 1 Input 2 Input-ground 3 Chip carrier-ground 4 Output 5 Output 2.2. Circuit construction, measurement circuit 3.Characteristics Standard atmospheric conditions Unless otherwise specified , the standard rang of atmospheric conditions for making measurements and tests is as follows; Ambient temperature : 15¡æ to 35¡æ Relative humidity : 25% to 85% Air pressure : 86kPa to 106kPa Operating temperature rang Operating temperature rang is the rang of ambient temperatures in which the filter can be operated continuously. -10¡æ ~ +60¡æ Storage temperature rang 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¡æ ~ +70¡æ Reference temperature +25¡æ 3.1 Maximum Rating DC voltage AC voltage VDC Vpp 12 10 V V Between any terminals Between any terminals 3.2 Electrical Characteristics Source impedance Zs=50¦¸ Load impedance ZL=2k¦¸//3pF Item Freq min Center frequency Fo Insertion attenuation 44.06MHz 13.1 Reference level B...