EPCOS B4911

Tx IF Filters for Cellular Phones
Series/Type:
B4911
The following products presented in this data sheet are being withdrawn.
Ordering Code
B39161B4911Z810
Substitute Product
Date of
Withdrawal
2004-05-19
Deadline Last
Orders
2004-09-30
Last Shipments
2004-12-31
For further information please contact your nearest EPCOS sales office, which will also support
you in selecting a suitable substitute. The addresses of our worldwide sales network are
presented at www.epcos.com/sales.
The following products presented in this data sheet are being withdrawn:
B39161B4911Z810
Date of withdrawal:
Deadline for last orders:
Last shipments:
19−MAY−04
30−SEP−04
31−DEC−04
For further information please contact your nearest EPCOS sales office, which will also support
you in selecting a suitable substitute. The addresses of the sales offices are given on the Internet
at www.epcos.com/sales.
1
SAW Components
Datasheet B4911
SAW Components
B4911
Low-Loss Filter for Mobile Communication
155,52 MHz
Datasheet
Ceramic package QCC8B
Features
● Low-loss Tx filter
● Hermetically sealed ceramic SMD package
Terminals
● Ni, gold-plated
Dimensions in mm, approx. weight 0,8 g
Pin configuration
1
2
3
4,7,8
Input
Input ground or balanced input
To Be Grounded
To Be Grounded
5
6
Output
Output ground or balanced output
Type
B4911
Ordering code
Marking and Package
Packing
B39161-B4911-Z810
according to
C61157-A7-A46
according to
F61074-V8037-Z000
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
Source power
TA
Tstg
VDC
Ps
– 40/+ 85
– 40/+ 85
0
10
2
˚C
˚C
V
dBm
between any terminals
source impedance 50Ω
May 31, 2000
SAW Components
B4911
Low-Loss Filter for Mobile Communication
155,52 MHz
Datasheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
T =-30 ˚C ... +85 ˚C
ZS = 200 Ω || 2300 nH
ZL = 230 Ω || 870 nH
fc
Center frequency
Maximum insertion attenuation
αmax
155,505 ... 155,535 MHz
min.
typ.
max.
—
155,52
—
—
3,0
5,0
dB
—
0,4
1,0
dB
MHz
∆α
Amplitude ripple (p-p)
155,505 ... 155,535 MHz
∆τ
Group delay
—
200
500
ns
10
15
—
dB
0,0 ... 135,52 MHz
40
50
—
dB
175,52 ... 500,0 MHz
40
46
—
dB
155,505 ... 155,535 MHz
Input/output return loss
155,505 ... 155,535 MHz
α
Attenuation
3
May 31, 2000
SAW Components
B4911
Low-Loss Filter for Mobile Communication
155,52 MHz
Datasheet
Matching Network to 50Ω
Ls1 = 82 nH
Cp2 = 6,8 pF
Cp3 = 5,6 pF
Ls4 = 120 nH
Frequency response
4
May 31, 2000
SAW Components
B4911
Low-Loss Filter for Mobile Communication
155,52 MHz
Datasheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, OFW E MF
P.O. Box 80 17 09, D-81617 München
 EPCOS AG 1999. All Rights Reserved.
As far as patents or other rights of third parties are concerned, liability is only assumed for components per se, not for applications, processes and circuits implemented within components or
assemblies.
The information describes the type of component and shall not be considered as assured
characteristics.
Terms of delivery and rights to change design reserved.
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.
5
May 31, 2000