SAW Components
Data Sheet B3705
2Oct 21, 2002
SAW Components B3705
915,00 MHzLow Loss Filter
Data Sheet
Ceramic package QCC8B
Features
■RF low-loss filter for wireless audio application
■Package for Surface Mounted Technology
(SMT)
■Hermetically sealed ceramic package
■No Matching network required for operation at
50 Ω
Terminals
■Ni, gold plated
Dimensions in mm, approx. weight 0,1 g
Pin configuration
2 Input
1,3 Input Ground
6 Output
5,7 Output Ground
4,8 to be grounded
Electrostatic Sensitive Device (ESD)
Type Ordering code Marking and Package
according to Packing
according to
B3705 B39921-B3705-Z810 C61157-A7-A46 F61074-V8070-Z000
Maximum ratings
Operable temperature range
T
A-40/+85 ˚C
Storage temperature range
T
stg -40/+85 ˚C
DC voltage
V
DC 0V
Source power
P
S0 dBm source impedance 50 Ω
3Oct 21, 2002
SAW Components B3705
915,00 MHzLow Loss Filter
Data Sheet
Characteristics (Spec. 1)
Reference temperature:
T
A= +5 ... 65 ˚C
Terminating source impedance:
Z
S= 50 Ω
Terminating load impedance:
Z
L= 50 Ω
min. typ. max.
Center frequency
f
c— 914,70 — MHz
Maximum insertion attenuation
913,90 ... 915,50 MHz αmax — 4,0 6,0 dB
Amplitude ripple (p-p) ∆α
913,90 ... 915,50 MHz — 1,0 2,0 dB
Relative attenuation (relative to αmax)αrel
10,00 ... 890,00 MHz 43 48 — dB
892,30 ... 895,10 MHz 30 35 — dB
903,40 ...904,60 MHz 25 35 — dB
955,00 ...1100,00 MHz 38 45 — dB
Temperature coefficient of frequency
TC
f— –30 — ppm/K
4Oct 21, 2002
SAW Components B3705
915,00 MHzLow Loss Filter
Data Sheet
Characteristics (Spec. 2)
Reference temperature:
T
A= -40 ... +85 ˚C
Terminating source impedance:
Z
S= 50 Ω
Terminating load impedance:
Z
L= 50 Ω
min. typ. max.
Center frequency
f
c— 914,70 — MHz
Maximum insertion attenuation
914,50 ... 916,00 MHz αmax — 4,0 6,0 dB
Amplitude ripple (p-p) ∆α
914,50 ... 916,00 MHz — 1,0 2,0 dB
Relative attenuation (relative to αmax)αrel
10,00 ... 890,00 MHz 43 48 — dB
892,30 ... 895,10 MHz 30 35 — dB
955,00 ...1100,00 MHz 38 45 — dB
Temperature coefficient of frequency
TC
f— –30 — ppm/K
5Oct 21, 2002
SAW Components B3705
915,00 MHzLow Loss Filter
Data Sheet
Normalized frequency response (Spec.1)
Normalized frequency response (Spec. 1) (wideband)
6Oct 21, 2002
SAW Components B3705
915,00 MHzLow Loss Filter
Data Sheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, SAW CE AE
P.O. Box 80 17 09, 81617 Munich, GERMANY
.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.
