EPCOS B7744 Saw components low-loss filter for mobile communication 1842,5 mhz Datasheet

SAW Components
Data Sheet B7744
SAW Components
B7744
Low-Loss Filter for Mobile Communication
1842,5 MHz
Data Sheet
Ceramic package DCS4D
Features
0,1
■ Low-loss RF filter for mobile telephone
1
2
4
3
0,7
■
■
0,1
0,6
0,8
■
■
■
PCN systems, receive path
Low amplitude ripple
Usable passband 75 MHz
No matching network required for operation
at 50 Ω
Suitable for GPRS class 1 to 12
Package for Surface Mounted Technology
(SMT)
2,5
Terminals
2,0
■ Gold-plated Ni
Dimensions in mm, approx. weight 0,012 g
Pin configuration
1
3
2, 4
Input
Output
To be grounded
Type
Ordering code
B7744
B39182-B7744-C810
1
3
4
2
Marking and Package
according to
C61157-A7-A89
Packing
according to
F61074-V8153-Z000
Electrostatic Sensitive Device (ESD)
Operable temperature range
Storage temperature range
DC voltage
ESD voltage
Input power at
GSM850, GSM900
GSM1800, GSM1900
Tx bands
T
Tstg
VDC
VESD
PIN
PIN
– 10 / + 80
– 40 / + 85
5
50
15
12
˚C
˚C
V
V
dBm
dBm
2
peak power of GSM signal
duty cycle 4:8
Aug 07, 2003
SAW Components
B7744
Low-Loss Filter for Mobile Communication
1842,5 MHz
Data Sheet
Characteristics
T = +25 +- 2˚C
ZS = 50 Ω
ZL = 50 Ω
Operating Temperature Range:
Terminating source impedance:
Terminating load impedance:
fC
Center frequency
min.
typ.
max.
—
1842,5
—
MHz
—
2,4
3,0
dB
dB
αmax
Maximum insertion attenuation
1805,0 ... 1880,0
MHz
Amplitude ripple (p-p)
1805,0 ... 1880,0
MHz
—
0,9
1,7
1805,0 ... 1880,0
MHz
—
1,9
2,2
1805,0 ... 1880,0
MHz
—
1,9
2,2
0,0
1480,0
1705,0
1920,0
1980,0
2400,0
2500,0
3610,0
3760,0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
35
28
12
15
23
30
25
35
25
37
32
16
21
25
37
36
40
34
—
—
—
—
—
—
—
—
—
∆α
Input VSWR
Output VSWR
α
Attenuation
... 1480,0
... 1705,0
... 1785,0
... 1980,0
... 2400,0
... 2500,0
... 3610,0
... 3760,0
... 6000,0
3
Aug 07, 2003
dB
dB
dB
dB
dB
dB
dB
dB
dB
SAW Components
B7744
Low-Loss Filter for Mobile Communication
1842,5 MHz
Data Sheet
Characteristics
T = -10 to +80˚C
ZS = 50 Ω
ZL = 50 Ω
Operating Temperature Range:
Terminating source impedance:
Terminating load impedance:
fC
Center frequency
min.
typ.
max.
—
1842,5
—
MHz
—
2,4
3,2
dB
dB
αmax
Maximum insertion attenuation
1805,0 ... 1880,0
MHz
Amplitude ripple (p-p)
1805,0 ... 1880,0
MHz
—
0,9
1,9
1805,0 ... 1880,0
MHz
—
1,9
2,2
1805,0 ... 1880,0
MHz
—
1,9
2,2
0,0
1480,0
1705,0
1920,0
1980,0
2400,0
2500,0
3610,0
3760,0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
35
28
11
15
22
30
25
35
25
37
32
15
21
24
37
36
40
34
—
—
—
—
—
—
—
—
—
∆α
Input VSWR
Output VSWR
α
Attenuation
... 1480,0
... 1705,0
... 1785,0
... 1980,0
... 2400,0
... 2500,0
... 3610,0
... 3760,0
... 6000,0
4
Aug 07, 2003
dB
dB
dB
dB
dB
dB
dB
dB
dB
SAW Components
B7744
Low-Loss Filter for Mobile Communication
1842,5 MHz
Data Sheet
Characteristics
T = -30 to +85˚C
ZS = 50 Ω
ZL = 50 Ω
Operating Temperature Range:
Terminating source impedance:
Terminating load impedance:
fC
Center frequency
min.
typ.
max.
—
1842,5
—
MHz
—
2,4
3,2
dB
dB
αmax
Maximum insertion attenuation
1805,0 ... 1880,0
MHz
Amplitude ripple (p-p)
1805,0 ... 1880,0
MHz
—
0,9
1,9
1805,0 ... 1880,0
MHz
—
1,9
2,2
1805,0 ... 1880,0
MHz
—
1,9
2,2
0,0
1480,0
1705,0
1920,0
1980,0
2400,0
2500,0
3610,0
3760,0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
35
28
10
15
22
30
25
35
25
37
32
15
21
24
37
36
40
34
—
—
—
—
—
—
—
—
—
∆α
Input VSWR
Output VSWR
α
Attenuation
... 1480,0
... 1705,0
... 1785,0
... 1980,0
... 2400,0
... 2500,0
... 3610,0
... 3760,0
... 6000,0
5
Aug 07, 2003
dB
dB
dB
dB
dB
dB
dB
dB
dB
SAW Components
B7744
Low-Loss Filter for Mobile Communication
1842,5 MHz
Data Sheet
Transfer function (spec for 25˚C)
Transfer function (wideband)
6
Aug 07, 2003
SAW Components
B7744
Low-Loss Filter for Mobile Communication
1842,5 MHz
Data Sheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, SAW MC WT
P.O. Box 80 17 09, D-81617 München
 EPCOS AG 2002. 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.
7
Aug 07, 2003
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