SAW Components
Low-Loss Filter for Mobile Communication
Data Sheet
Features
s
Low-loss RF filter for mobile telephone
s
s
s
s
s
s
s
s
B7721
942,5 MHz
Chip sized SAW package DCS6K
0,1
4
5
6
0,1
bottom view
EGSM system, receive path
Low amplitude ripple
Usable passband 35 MHz
Unbalanced to balanced operation
Excellent symmetry
Impedance transformation from 50
Ω
to 200
Ω
Suitable for GPRS class 1 to 12
Ceramic package for
Surface Mounted
Technology
(SMT)
Pb-free
0,5
3
2
1
0,5
0,8
2,5
2,0
side view
top view
Terminals
s
Ni, gold-plated
Dimensions in mm
Pin configuration
2
4, 6
1, 3, 5
1, 5
Input, unbalanced
Balanced outputs
To be grounded
Case ground
Type
B7721
Ordering code
B39941–B7721–C910
Marking and Package
according to
C61157-A7-A97
Packing
according to
F61074-V8153-Z000
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
– 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
EPCOS [ EPCOS ]
