B39241-B4849-U310 [EPCOS]
SAW Filter, 1 Function(s), 241MHz, CERAMIC, QCC-8;
| 型号： | B39241-B4849-U310 |
| 厂家： | 
EPCOS |
| 描述： | SAW Filter, 1 Function(s), 241MHz, CERAMIC, QCC-8 LTE |
| 文件： | 总5页 (文件大小：100K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SAW Components
Data Sheet B4849
SAW Components
B4849
Low-Loss Filter for Mobile Communication
Data Sheet
241,00 MHz
Ceramic package QCC8C
Features
■ Low-loss IF filter for mobile telephone
■ Channel selection in GSM, PCN, PCS systems
■ Ceramic SMD package
■ Very small size
Terminals
■ Gold-plated Ni
Dimensions in mm, approx. weight 0,10 g
Pin configuration
1,2
5,6
7
Input, balanced
Output, balanced
External coil
3,4,8
To be grounded
Type
Ordering code
Marking and Package
Packing
according to
according to
F61074-V8070-Z000
B4849
B39241-B4849-U310
C61157-A7-A56
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range T
Storage temperature range Tstg
-25 / +75
-40 / +85
˚C
˚C
DC voltage
Source power
VDC
Ps
0
10
V
dBm
2
Dec 01, 1999
SAW Components
B4849
Low-Loss Filter for Mobile Communication
Data Sheet
241,00 MHz
Characteristics
Operating temperature:
T
= -25 to +75˚C
Terminating source impedance:
Terminating load impedance:
ZS = 1100 Ω || -1,0 pF
ZL = 1100 Ω || -1,0 pF
min.
typ.
max.
fN
—
241,00
—
MHz
dB
Nominal frequency
Minimum insertion attenuation
(Including losses in baluns and matching network)
Amplitude ripple (p-p)
αmin
∆α
5,0
5,3
6,5
fN - 70,0 kHz
Group delay ripple (p-p)
fN - 70,0 kHz
... fN + 70,0 kHz
—
—
0,2
0,8
2,0
1,5
dB
∆τ
... fN + 70,0 kHz
µs
Relative attenuation (relative to αmin
)
αrel
fN - 15,00 MHz
fN - 3,00 MHz
fN - 1,60 MHz
fN - 0,60 MHz
fN - 0,40 MHz
... fN - 3,00 MHz
... fN - 1,60 MHz
... fN - 0,60 MHz
... fN - 0,40 MHz
... fN - 0,330 MHz
42
38
38
25
18
57
48
41
38
28
—
—
—
—
—
dB
dB
dB
dB
dB
fN + 0,330 MHz ... fN + 0,40 MHz
18
25
38
38
42
30
36
43
43
45
—
—
—
—
—
dB
dB
dB
dB
dB
fN + 0,40 MHz
fN + 0,60 MHz
fN + 1,60 MHz
fN + 3,00 MHz
... fN + 0,60 MHz
... fN + 1,60 MHz
... fN + 3,00 MHz
... fN + 15,00 MHz
Impedance within the passband
Input: ZIN = RIN || CIN
—
—
1100 || 1,0
1100 || 1,0
—
—
Ω || pF
Ω || pF
Output: ZOUT = ROUT || COUT
Temperature coefficient of frequency 1)
Frequency inversion point
TCf
T0
—
—
-0,030
15
—
—
ppm/K2
˚C
1) Temperature dependence of fc: fc(T) = fc(T0)(1 + TCf(T – T0)2)
Test matching network to 50 Ω (element values depend on PCB layout):
Ls1 = Ls4 = 47nH
Cp2= Cp3= 1,2pF
Lc = 120nH
3
Dec 01, 1999
SAW Components
B4849
Low-Loss Filter for Mobile Communication
Data Sheet
241,00 MHz
Transfer function (normalized)
4
Dec 01, 1999
SAW Components
B4849
Low-Loss Filter for Mobile Communication
Data Sheet
241,00 MHz
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 compo-
nents 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
Dec 01, 1999
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