SAW Components
Data sheet B4179
SAW Components Low-Loss Filter for Mobile Communication Data sheet
Features
s Low-loss RF filter for mobile telephone
B4179 897,5 MHz
Ceramic package DCC6D
EGSM system, transmit path
s Usable passband 35 MHz s Balanced to unbalanced operation s Impedance transformation from 100 Ω
to 50 Ω
s Ceramic Package for Surface Mounted
Technology (SMT)
Terminals
s Ni, gold-plated
Dimensions in mm, approx. weight 0,037 g Pin configuration 2 4, 6 1, 3, 5 1, 3, 5 Output, unbalanced Input, balanced Case ground to be grounded
Type B4179
Ordering code B39901-B4179-U510
Marking and Package according to C61157-A7-A68
Packing according to F61074-V8089-Z000
Electrostatic Sensitive Device (ESD)
Maximum ratings Operable temperature range Storage temperature range DC voltage ESD voltage Input power max. 880...915 MHz elsewhere
T Tstg VDC VESD PIN
– 10 / + 80 – 40 / + 85 3 200 10 0
˚C ˚C V V dBm dBm source impedance 100 Ω, load impedance 50 Ω; effective input power in ON-state, duty cycle 2 : 8 continuous wave
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Dec 05, 2001
SAW Components Low-Loss Filter for Mobile Communication Data sheet
Characteristics Operating temperature range: Terminating source impedance: Terminating load impedance:
B4179 897,5 MHz
T = 25 +- 2 ˚C ZS = 100 Ω including matching network ZL = 50 Ω
min. typ. 897,5 max. — MHz
Center frequency Maximum insertion attenuation 880,0 ... 915,0 Amplitude ripple (p-p) 880,0 ... 915,0 MHz
fC
αmax MHz ∆α
—
—
2,6
3,0
dB
—
0,9
1,3
dB
Output phase balance (φ(S31)−φ(S21)+180˚) 880,0 ... 915,0 MHz Output amplitude balance (|S31/S21|) 880,0 ... 915,0 Input VSWR 880,0 ... 915,0 Output VSWR 880,0 ... 915,0 Attenuation 0,0 800,0 925,0 935,0 960,0 1850,0 3660,0 Test matching network ... 800,0 ... 860,0 ... 935,0 ... 960,0 ...1850,0 ...3660,0 ...6000,0 MHz MHz MHz MHz MHz MHz MHz MHz α MHz
-7
—
7
degree
MHz
-1,0
—
1,0
dB
—
1,6
2,0
—
1,8
2,0
45 30 9 20 30 20 10
60 50 12 30 40 30 23
— — — — — — —
dB dB dB dB dB dB dB
Lp = 27 nH (20% tolerance, Q = 30 )
Lp
3
Dec 05, 2001
SAW Components Low-Loss Filter for Mobile Communication Data sheet
Characteristics Operating temperature range: Terminating source impedance: Terminating load impedance:
B4179 897,5 MHz
T = -10 to +80 ˚C ZS = 100 Ω including matching network ZL = 50 Ω
min. typ. 897,5 max. — MHz
Center frequency Maximum insertion attenuation 880,0 ... 915,0 Amplitude ripple (p-p) 880,0 ... 915,0 MHz
fC
αmax MHz ∆α
—
—
3,0
3,3
dB
—
1,3
1,6
dB
Output phase balance (φ(S31)−φ(S21)+180˚) 880,0 ... 915,0 MHz Output amplitude balance (|S31/S21|) 880,0 ... 915,0 Input VSWR 880,0 ... 915,0 Output VSWR 880,0 ... 915,0 Attenuation 0,0 800,0 925,0 935,0 960,0 1850,0 3660,0 Test matching network ... 800,0 ... 860,0 ... 935,0 ... 960,0 ...1850,0 ...3660,0 ...6000,0 MHz MHz MHz MHz MHz MHz MHz MHz α MHz
-7
—
7
degree
MHz
-1,0
—
1,0
dB
—
1,6
2,0
—
1,8
2,0
45 20 7 20 30 20 10
60 50 10 30 40 30 23
— — — — — — —
dB dB dB dB dB dB dB
Lp = 27 nH (20% tolerance, Q = 30 )
Lp
4
Dec 05, 2001
SAW Components Low-Loss Filter for Mobile Communication Data sheet
Transfer function:
B4179 897,5 MHz
Transfer function (wideband)
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Dec 05, 2001
SAW Components Low-Loss Filter for Mobile Communication Data sheet
Matching (measurement including calculated matching network; S11 is balanced input )
B4179 897,5 MHz
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Dec 05, 2001
SAW Components Low-Loss Filter for Mobile Communication Data sheet
B4179 897,5 MHz
Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC WT P.O. Box 80 17 09, D-81617 München © EPCOS AG 2001. All Rights Reserved. Reproduction, publication and dissemination of this brochure and the information contained therein without EPCOS’ prior express consent is prohibited. The information contained in this brochure describes the type of component and shall not be considered as guaranteed characteristics. 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.
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Dec 05, 2001
