SAW Components
SAW Rx Filter
GPS
Series/Type:
Ordering code:
Date:
Version:
B9850
B39162B9850P810
Nov 29, 2010
2.0
©
EPCOS AG 2010. Reproduction, publication and dissemination of this data sheet, enclosures
hereto and the information contained therein without EPCOS’ prior express consent is prohibited.
SAW Components
SAW Rx Filter
Data Sheet
Application
s
Low-loss RF filter for mobile telephone
s
s
s
s
s
B9850
1575.42 MHz
GPS systems
Ultra low insertion attenuation
Low amplitude ripple
Usable passband 2.4 MHz
Unbalanced to unbalanced operation
Filter impedance 50
Ω
Features
s
s
s
s
s
s
0.18
0.25
0.5
Package size 1.1 x 0.9 x 0.40 mm
3
RoHS compatible
Approx. weight 0.001g
Package for
Surface Mount Technology
(SMT)
Ni, gold-plated terminals
Electrostatic Sensitive Device
(ESD)
2
1
3
bottom view
5
4
0.385 0.385
0.4
side view
1.1
0.9
top view
Pin configuration
s
4
s
1
s
2,3,5
Input, unbalanced
Output, unbalanced
Case-ground
1
4
2,5
3
Please read
cautions and warnings and
important notes
at the end of this document.
2
Nov 29, 2010
SAW Components
SAW Rx Filter
Data Sheet
Characteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
B9850
1575.42 MHz
T
= –30 ˚C to +85 ˚C
Z
S
=
50
Ω
Z
L
=
50
Ω
min.
typ.
@ 25˚C
1575.42
0.5
1)
0.1
1.1
1.1
max.
—
0.8
0.5
1.7
1.7
MHz
dB
dB
Center frequency
f
C
—
—
—
—
—
α
max
Maximum insertion attenuation
1574.22 ... 1576.62 MHz
∆α
Amplitude ripple
(p-p)
1574.22 ... 1576.62 MHz
Input VSWR
1574.22 ... 1576.62 MHz
Output VSWR
1574.22 ... 1576.62 MHz
Attenuation
824.0 ... 960.0 MHz
1500.0 ... 1525.42 MHz
1625.42 ... 1650.0 MHz
1710.0 ... 2170.0 MHz
1)
α
20
20
20
20
21
30
29
23
—
—
—
—
dB
dB
dB
dB
Typical value excluding PCB losses of 0.1dB.
Please read
cautions and warnings and
important notes
at the end of this document.
3
Nov 29, 2010
SAW Components
SAW Rx Filter
Data Sheet
B9850
1575.42 MHz
Maximum ratings
Operable temperature range T
Storage temperature range
DC voltage
ESD voltage
Input Power at
1574.22 ... 1576.62 MHz
824.0 ... 960.0 MHz
1710.0 ... 2170.0 MHz
1)
–40/+85
–40/+85
3
50
1)
10
20
18
˚C
˚C
V
V
dBm
dBm
dBm
machine model, 1 pulse
continuous wave
continuous wave
continuous wave
T
stg
V
DC
V
ESD
P
IN
P
IN
P
IN
acc. to JESD22-A115A (machine model), 1 negative & 1 positive pulse.
Please read
cautions and warnings and
important notes
at the end of this document.
4
Nov 29, 2010
SAW Components
SAW Rx Filter
Data Sheet
Transfer function
(passband)
B9850
1575.42 MHz
Transfer function
(narrowband)
Please read
cautions and warnings and
important notes
at the end of this document.
5
Nov 29, 2010