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IF Filters for CDMA Cellular Phones
The following products presented in this data sheet are being ...
www.DataSheet4U.com
IF Filters for CDMA Cellular Phones
The following products presented in this data sheet are being withdrawn. Ordering Code B39131B4957H710 Substitute Product Date of Withdrawal 2006-12-01 Deadline Last Orders 2007-02-28 Last Shipments 2007-05-31
For further information please contact your nearest EPCOS sales office, which will also support you in selecting a suitable substitute. The addresses of our worldwide sales network are presented at www.epcos.com/sales.
SAW Components
Data Sheet B4957
SAW Components Low-Loss Filter for Mobile Communication Data Sheet
Features
s s s s s s
B4957 128,1 MHz
SMD package QCC10E
1,0 2,54
3
2
1
Terminals
s Gold plated
1,5 side view 8,7
4,6
1,5 top view
IF filter for mobile telephone Channel selection in CDMA systems High rejection, small size Low insertion attenuation, low amplitude ripple Filter surface passivated Package for Surface Mounted Technology (SMT)
1,0
6 5 7
2,54
8
0,75 1,2 bottom view
9
4
Dimensions in mm, approx. weight 0,23 g
Pin configuration 9, 10 4 5 2, 7 1, 3, 6, 8 Balanced Output Input or Input Ground Input Ground Case ground
Type B4957
Ordering code B39131-B4957-H710
Marking and Package according to C61157-A7-A127
Packing according to F61074-V8192-Z000
Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC
voltage Source power
T Tstg VDC Ps
– 40/+ 85 – 40/+ 85 5 10
˚C ˚C V dBm
2
Mar 02, 2004
10
SAW Components Low-Loss ...
