Approved by: Checked by: Issued by:
SPECIFICATION
PRODUCT: MODEL: SAW FILTER HDF480A TO-39
SHOULDER
ELECTRONICS
LIMI...
Approved by: Checked by: Issued by:
SPECIFICATION
PRODUCT: MODEL: SAW FILTER HDF480A TO-39
SHOULDER
ELECTRONICS
LIMITED
SHOULDER ELECTRONICS LIMITED
1. SCOPE
This specification shall cover the characteristics of SAW filter with 480MHz used for DBS receiver.
2. ELECTRICAL SPECIFICATION
DC
Voltage VDC AC
Voltage Vpp Operation temperature Storage temperature RF Power Dissipation 10V 10V50Hz/60Hz -20¡æto +60¡æ -45¡æto +85¡æ 0dBm
Electronic Characteristics 2-1.Typical frequency response
2-2.Electrical characteristics Part number Center frequency fo Insertion Loss: Fo: Fo¡À 39.8~45.8MHz fo¡À 45.8~100.0MHz Passband width( -3dB) Ripple(Fo¡À 4.0MHz) Group delay Group delay ripple Input/Output impedance
F480A 480.000 4.5max 45.0min 50.0min 9.0 type 2.0max 100 100 50//0
Unit MHz dB MHz dB ns ns ¦¸ //pF
SHOULDER ELECTRONICS LIMITED (Note: Operating te mperature Range:-20¡æto +60¡æ )
3.TEST CIRCUIT
4. DIMENSION
5. ENVIRONMENTAL CHARACTERISTICS
5-1 High temperature exposure Subject the device to +85¡æfor 16 hours. Then release the filter into the room conditions for 24 hours prior to the measurement. It shall fulfill the specifications in table 1. 5-2 Low temperature exposure
SHOULDER ELECTRONICS LIMITED Subject the device to -20¡æfor 16 hours. Then release the device into the room conditions for 24 hours prior to the measurement. It shall fulfill the specifications in table 1. 5-3 Temperature cycling Subject the device to a low temperature of -40¡æ for 30 minutes. Followin...