B4235 Datasheet, PDF (2/9 Pages) EPCOS – SAW Components Low-Loss Dual Band Filter for Mobile Communication 942,5/1842,5 MHz

SAW Components
Low-Loss Dual Band Filter for Mobile Communication
Data Sheet
Features
s Low-loss RF filter for mobile telephone GSM
900/1800 system , receive path
s Usable passband:
Filter 1 (GSM900): 35 MHz
Filter 2 (GSM1800): 75 MHz
s Unbalanced to balanced operation of both filters
s Impedance transformation from 50 Ω to 150 Ω
for both filters
s Suitable for GPRS class 1 to 12
s Ceramic package for Surface Mounted
Technology (SMT)
s RoHS compliant
B4235
942,5/1842,5 MHz
Ceramic package QCC10G
0,4
0,45
1 2 34
10
5
bottom view
98 76
0,5
0,8
side view
top view
Terminals
s Ni, gold-plated
Pin configuration
1, 2
3, 4
6
7,8
9
5, 10
Output, balanced [ Filter 1 ]
Output, balanced [ Filter 2]
Input [ Filter 2]
Case ground
Input [ Filter 1 ]
Case ground
3,0
Dimensions in mm, approx. weight 27 mg
9
1
2
7,8
3
6
4
Type
B4235
Ordering code
B39182-B4235-H910
Marking and Package
according to
C61157-A7-A142
5, 10
Packing
according to
F61074-V8174-Z000
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
ESD voltage
Input power at
Tx bands:
GSM850, GSM900
GSM1800, GSM1900
T
T_stg
V_DC
V_ESD*
P_IN
– 40 / + 85
– 40 / +85
5
50
15
˚C
˚C
V
V
dBm
Machine Model, 10 pulses
peak power of GSM signal,
duty cycle 4:8
* - acc. to JESD22-A115A (Machine Model), 10 negative & 10 positive pulses
2 July 14, 2005