SAW Components
Data Sheet B7725
2Jan 23, 2003
SAW Components B7725
1575,42 MHzLow-Loss Filter
Data Sheet Chip Sized SAW Package
0,1
2,5
2,0 0,8
4
23
5
0,5
0,5
0,1
1
Features
●Low loss RF filter for GPS receivers
●Unbalanced to balanced operation
●Low amplitude ripple
●Impedance transformation from 50 Ω
to 100 Ω
●Package for Surface Mounted Technology
(SMT)
Terminals
●Ni, gold-plated
Dimensions 2,0x2,5 mm2, approx. weight 0,015 g
Pin configuration
1 Input, unbalanced
3, 4 Output, balanced
2, 5 Case ground
Electrostatic Sensitive Device (ESD)
Type Ordering code Marking and Package
according to
Packing
according to
B7725 B39162-B7725-B610 C61157-A7-A71 F61074-V8104-Z000
Maximum ratings
Operable temperature range
T
– 40/+ 85 ˚C
Storage temperature range
T
stg – 40/+ 85 ˚C
DC voltage
V
DC 3V
Source power
P
s10 dBm source impedance 50 Ω,
load impedance 100 Ω
3Jan 23, 2003
SAW Components B7725
1575,42 MHzLow-Loss Filter
Data Sheet
Characteristics
Operating temperature range:
T
A= -30 ... +85 ˚C
Terminating source impedance:
Z
S= 50 Ωunbal.
Terminating load impedance:
Z
L= 100 Ω bal.
*)
T
A = +25 ˚C
min. typ. max.
Nominal frequency
f
N— 1575,42 — MHz
Maximum insertion attenuation αmax
1574,42MHz ... 1576,42 MHz — 1,3 1,8 dB
1574,42MHz ... 1576,42 MHz — 1,3 1,7*) dB
Amplitude ripple in passband (p-p) ∆α
1574,42MHz ... 1576,42 MHz — 0,1 0,5 dB
Phase linearity deviation ∆φ
1574,42MHz ... 1576,42 MHz — 0,05 1,0 ˚rms
Output phase balance (φ(S31)−φ(S21)+180˚)
1574,42MHz ... 1576,42 MHz -15 7 15 ˚
Output amplitude balance (|S31/S21|)
1574,42MHz ... 1576,42 MHz -1,5 0,2 1,5 dB
Relative attenuation (relative to att. at fN)αrel
100,0MHz ... 1475,0 MHz 40 48 — dB
1475,0 MHz ... 1501,0 MHz 35 40 — dB
1501,0 MHz ... 1525,0 MHz 20 28 — dB
1625,0 MHz ... 1675,0 MHz 10 22 — dB
1675,0 MHz ... 1750,0 MHz 30 35 — dB
1750,0 MHz ... 1800,0 MHz 35 42 — dB
1800,0 MHz ... 1980,0 MHz 40 48 — dB
1980,0 MHz ... 2400,0 MHz 35 41 — dB
2400,0 MHz ... 3155,0 MHz 40 50 — dB
3155,0 MHz ... 6000,0 MHz 35 46 — dB
VSWR 1574,42MHz ... 1576,42 MHz — 1,4 1,8
4Jan 23, 2003
SAW Components B7725
1575,42 MHzLow-Loss Filter
Data Sheet
Transfer function
5Jan 23, 2003
SAW Components B7725
1575,42 MHzLow-Loss Filter
Data Sheet
Published by EPCOS AG
SAW MC WT, P.O. Box 80 17 09, 81617 Munich, GERMANY
T
EL ++49 89 636 09, FAX ++49 89 636 2 2689
EPCOS AG 2002. Reproduction, publication and dissemination of this brochure and the informa-
t
ion contained therein without EPCOS’ prior express consent is prohibited.
Purchase orders are subject to the General Conditions for the Supply of Products and Services of
t
he Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic
Manufacturers’ Association), unless otherwise agreed.
T
his brochure replaces the previous edition.
For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or
t
he international Representatives.
Due to technical requirements components may contain dangerous substances. For information on
t
he type in question please also contact one of our Sales Offices.
