SAW filters for infrastructure systems
Series/Type:
B3643
The following products presented in this data sheet are being withdrawn.
Ordering Code
Substitute Product
B39371B3643Z710
Date of Withdrawal
2012-01-13
Deadline Last
Orders
2012-12-31
Last Shipments
2013-03-30
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.
EPCOS AG 2015. Reproduction, publication and dissemination of this publication, enclosures hereto and the information
contained therein without EPCOS' prior express consent is prohibited.
EPCOS AG is a TDK Group Company.
SAW Components
B3643
Low-Loss Filter
371,0 MHz
Data Sheet
Ceramic package QCC10B
Features
●
●
●
●
IF low-loss filter for wireless LAN systems
Channel selection according to IEEE 802.11
Temperature stable
Ceramic SMD package
Terminals
● Gold plated
Dimensions in mm, approx. weight 0,23
Pin configuration
10
5
9
4
2, 7
1, 3, 6, 8
Input
Output
Input ground
Output ground
Ground
Case ground
Type
Ordering code
Marking and Package
according to
Packing
according to
B3643
B39371-B3643-Z710
C61157-A7-A49
F61074-V8035-Z000
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
Source power
TA
Tstg
VDC
Ps
-25 / +70
-40 / +85
0
10
2
˚C
˚C
V
dBm
source impedance 50 Ω
Apr 04, 2001
SAW Components
B3643
Low-Loss Filter
371,0 MHz
Data Sheet
Characteristics
TA = -20 .. +60 ˚C
ZS = 50 Ω and matching network
ZL = 50 Ω and matching network
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
min.
typ.
max.
—
MHz
11,5
dB
MHz
MHz
Nominal frequency
fN
—
371,0
Insertion attenuation at fN
αN
—
10
Pass bandwidth
αrel < 1 dB
αrel < 3 dB
B1dB
B3dB
1,3
—
1,6
2,0
—
2,5
—
0,3
1,0
dB
—
0,0
±0,5
dB
∆α
Amplitude ripple (p-p)
fN - 0,5 MHz ... fN + 0,5 MHz
Amplitude slope in passband
Group delay ripple (p-p)
fN - 0,65 MHz ... fN + 0,65 MHz
fN - 1,00 MHz ... fN + 1,00 MHz
∆τ
Relative attenuation (relative to αN)
fN - 50 MHz ... fN - 15
fN - 15 MHz ... fN - 5
fN + 5 MHz ... fN + 25
fN + 25 MHz ... fN + 50
αrel
Temperature dependance of fC:
80
90
120
—
ns
ns
45
40
40
45
60
55
45
50
—
—
—
—
dB
dB
dB
dB
TCf
—
-0,036
—
ppm/K2
T0
—
16
—
˚C
MHz
MHz
MHz
MHz
Temperature coefficient of frequency 1)
Turnover temperature
1)
—
—
fC(TA) = fC(T0)(1 + TCf(TA - T0)2)
Matching network (Element values depend upon PCB layout)
Cp1 = 15 pF
Ls2 = 27 nH
Ls3 = 22 nH
Cp4 = 15 pF
3
Apr 04, 2001
SAW Components
B3643
Low-Loss Filter
371,0 MHz
Data Sheet
Transfer function
Transfer function (pass band)
4
Apr 04, 2001
SAW Components
B3643
Low-Loss Filter
371,0 MHz
Data Sheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, SAW MC IS
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
Apr 04, 2001
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