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SAW Components
Low-Loss Filter for Mobile Communication
B7837
942,5 MHz
Data Sheet
Chip Size SAW package QCS5E
Features
0.735
q Low-loss RF filter for mobile telephone
EGSM system, receive path
q Very low insertion attenuation
0,075
2
3
0,38
q
Low amplitude ripple
q
q
Usable passband 35 MHz
Unbalanced to balanced operation
bottom view
q
q
q
q
Impedance transformation from 50 ? to 150 ?
Suitable for GPRS class 1 to 12
Package for S urface M ounted T echnology
(SMT)
Pb-free
5
4
side view
2,0
Terminals
q Ni, gold-plated
top view
Dimensions in mm, approx. weight 0,007g
Pin configuration
1
3, 4
2, 5
Input, unbalanced
Output, balanced
Case ground
Type
B7837
Ordering code
B39941-B7837-K410
Marking and Package
according to
C61157-A7-A131
Packing
according to
F61074-V8151-Z000
E lectrostatic S ensitive D evice ( ESD )
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
T
T stg
V DC
– 30 / + 85
– 40 / + 85
5
?C
?C
V
ESD voltage
V ESD
100*
V
machine model, 10 pulses
Input Power at
GSM850, GSM900
P IN
15
dBm
peak power of GSM signal,
GSM1800, GSM1900
duty cycle 4:8
Tx bands
* - acc. to JESD22-A115A (Machine Model), 10 negative & 10 positive pulses
2
Mar 31 2004
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