SAW Components
Data Sheet B7842
SAW Components Low-Loss Filter for Mobile Communication Data Sheet
Features
s Low-loss RF filter for mobile telephone s s s s s
B7842 881,5 MHz
Chip sized SAW package QCS5C
0.735 0,075
2
0,075
1
GSM850 systems, receive path Usable passband 25 MHz Unbalanced operation Impedance 50 Ω input and output Suitable for GPRS Class 1 to 12 Ceramic Package for Surface Mounted Technology (SMT)
0,38
3
0,44
bottom view
5
4
0,68
side view
Terminals
s Ni, gold-plated
2,0
1,4
top view
Dimensions in mm, approx. weight 0,007 g Pin configuration 1 4 2, 3, 5 2, 3, 5 Input, unbalanced Output, unbalanced Case ground to be grounded
1 4
2,5
3
Type B7842
Ordering code B39881-B7842-C710
Marking and Package according to C61157-A7-A111
Packing according to F61074-V8151-Z0000
Electrostatic Sensitive Device (ESD)
Maximum ratings Operable temperature range Storage temperature range DC voltage Input power max.
T Tstg VDC PIN
– 30 / + 85 – 40 / + 85 5 15
˚C ˚C V dBm
2
17 Sep, 2003
SAW Components Low-Loss Filter for Mobile Communication Data Sheet
Characteristics Operating temperature: Terminating source impedance: Terminating load impedance:
B7842 881,5 MHz
T = 25 ± 2 ˚C ZS = 50 Ω ZL = 50 Ω
min. typ. 881,5 max. — MHz
Center frequency Maximum insertion attenuation 869,0 ... 894,0 Amplitude ripple (p-p) 869,0 ... 894,0 Input VSWR 869,0 ... 894,0 Output VSWR 869,0 ... 894,0 Attenuation 0,0 450,0 800,0 914,0 960,0 ... 450,0 ... 800,0 ... 849,0 ... 960,0 ...6000,0 MHz MHz MHz MHz MHz MHz MHz MHz
fC
αmax MHz ∆α
—
—
1,6
2,0
dB
—
0,6
1,0
dB
—
1,7
2,0
— α 38,0 30,0 24,0 24,0 26,0
1,7
2,0
44,0 35,0 26,0 26,0 33,0
— — — — —
dB dB dB dB dB
3
17 Sep, 2003
SAW Components Low-Loss Filter for Mobile Communication Data Sheet
Characteristics Operating temperature: Terminating source impedance: Terminating load impedance:
B7842 881,5 MHz
T = -30 ... +85 ˚C ZS = 50 Ω ZL = 50 Ω
min. typ. 881,5 max. — MHz
Center frequency Maximum insertion attenuation 869,0 ... 894,0 Amplitude ripple (p-p) 869,0 ... 894,0 Input VSWR 869,0 ... 894,0 Output VSWR 869,0 ... 894,0 Attenuation 0,0 450,0 800,0 914,0 960,0 ... 450,0 ... 800,0 ... 849,0 ... 960,0 ...6000,0 MHz MHz MHz MHz MHz MHz MHz MHz
fC
αmax MHz ∆α
—
—
1,6
2,2
dB
—
0,6
1,3
dB
—
1,7
2,1
— α 38,0 30,0 24,0 24,0 26,0
1,7
2,1
44,0 35,0 26,0 26,0 33,0
— — — — —
dB dB dB dB dB
4
17 Sep, 2003
SAW Components Low-Loss Filter for Mobile Communication Data Sheet
Transfer function (Narrowband measurement)
B7842 881,5 MHz
Transfer function (Wideband measurement)
5
17 Sep, 2003
SAW Components Low-Loss Filter for Mobile Communication Data Sheet
B7842 881,5 MHz
Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC WT P.O. Box 80 17 09, 81617 Munich, GERMANY © EPCOS AG 2003. Reproduction, publication and dissemination of this brochure and the information 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 the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed. This brochure replaces the previous edition. For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or the international Representatives. Due to technical requirements components may contain dangerous substances. For information on the type in question please also contact one of our Sales Offices.
6
17 Sep, 2003
