B7721 Datasheet, PDF (2/6 Pages) EPCOS – Low-Loss Filter for Mobile Communication

SAW Components
Low-Loss Filter for Mobile Communication
Data Sheet
Features
s Low-loss RF filter for mobile telephone
EGSM system, receive path
s Low amplitude ripple
s Usable passband 35 MHz
s Unbalanced to balanced operation
s Excellent symmetry
s Impedance transformation from 50 Ω
to 200 Ω
s Suitable for GPRS class 1 to 12
s Ceramic package for Surface Mounted
Technology (SMT)
s Pb-free
B7721
942,5 MHz
Chip sized SAW package DCS6K
0,1
4 56
3 21
0,5
bottom view
side view
2,5
Terminals
s Ni, gold-plated
Pin configuration
2
4, 6
1, 3, 5
1, 5
Input, unbalanced
Balanced outputs
To be grounded
Case ground
Dimensions in mm
top view
Type
Ordering code
B7721
B39941–B7721–C910
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
ESD voltage
Input power at
GSM850, GSM900
GSM1800 and GSM1900
Tx bands
T
T_stg
V_DC
V_ESD
P_IN
Marking and Package
according to
C61157-A7-A97
Packing
according to
F61074-V8153-Z000
– 25 / + 85
– 40 / + 85
5
100
15
˚C
˚C
V
V
dBm
peak power of GSM signal,
duty cycle 4:8
2 Oct 25, 2002