F7821

SAW Bandpass Filter F7821
Features
RF bandpass filter
High attenuation
No matching 50Ω single-ended operation
Ceramic Surface Mounted Device (SMD) Package ( 3.8 mm * 3.8 mm )
RoHS Compliant
Package Dimension – SMD 3.8 × 3.8
8
ITF
7821
3
4
7
7
1
6
6
2
5
5
3
1.27
2
8
1.10± 0.15
3.80± 0.15
1
0.60
3.80± 0.15
4
1.00
Pin Configuration
Dimensions shown are nominal in millimeters
2
Input
Body : Al2O3 Ceramic
Lid : Kovar, Ni Plated
Terminations : Au plating 0.3 ~ 1.0 um, Over a 1.27 ~ 8.89 um
Ni Plating
6
Output
1, 3, 4,5,7,8
Case ground
Maximum Ratings
Parameter
Unit
Minimum
Typical
Maximum
Operating Temperature Range
℃
-20
25
70
Storage Temperature Range
℃
-40
25
85
Power Handling Capability
dBm
10
Electrostatics Sensitive Device (ESD)
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
F7821
Rev. Date
2011-04-06
Rev.
NCMC04-AS02
1/7
SAW Bandpass Filter F7821
Specifications
Fc = 782.0 MHz
Terminating source impedance : 50Ω
Terminating load impedance
: 50Ω
Minimum
Typical
Maximum
Unit
Center Frequency ( Fc )
-
782
-
MHz
Insertion Loss (In Fc +/- 5 MHz)
-
1.4
2.5
dB
Amplitude Ripple (In Fc +/- 5 MHz)
-
0.5
1.5
dBp-p
VSWR (In Fc +/- 5 MHz)
-
1.2
2.0
10 ~ 700 MHz
30
41
-
746 ~ 756 MHz
40
47
-
840 ~ 890 MHz
35
44
-
Temperature Range (Operational)
-20
25
70
℃
Input RF Power (In Fc +/- 5 MHz)
-
0
-
dBm
Relative Attenuation
Input/Output Impedance
dB
50
Ohms
Notes :
1) All specifications are based on the matching schematic shown below, measured by Agilent Network analyzer and
full 2 port calibration.
2) Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing
tolerances
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
F7821
Rev. Date
2011-04-06
Rev.
NCMC04-AS02
2/7
SAW Bandpass Filter F7821
Matching Schematic
( Actual matching values may vary due to PCB layout and parasitics )
Input
50Ω
Output
50Ω
Marking Configuration
ITF 1)
7821 2)
1) Manufacturer name
2) Marking Number
* Ink or Laser Marking available
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
F7821
Rev. Date
2011-04-06
Rev.
NCMC04-AS02
3/7
SAW Bandpass Filter F7821
Typical Performance ( at 25℃
℃)
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
F7821
Rev. Date
2011-04-06
Rev.
NCMC04-AS02
4/7
SAW Bandpass Filter F7821
Input / Output VSWR Charts
Input / Output Smith Charts
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
F7821
Rev. Date
2011-04-06
Rev.
NCMC04-AS02
5/7
SAW Bandpass Filter F7821
Packing Specification
1. Reeling Quantity : 3000 pcs / 13” reel ( or 1000 pcs / 7” reel )
2. Taping Structure : The tape shall be wound around the reel in the direction shown below.
TOP COVER TAPE
REEL
CARRIER TAPE
Tape Specification
1. Leader part and vacant position specification
Vacant
150mm min.
Component
contained
Vacant
150mm min.
Leader part
250mm min.
END
START
Tape Running Direction
2. Tensile strength of carrier tape
4.4N/mm width
Direction of pull
Top cover tape
3. Top cover tape adhesion
0~ 15 degree
1) pull off angle : 0~15°
2) speed : 300mm/min
3) force : 20~70g
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Carrier tape
Part No.
F7821
Rev. Date
2011-04-06
Rev.
NCMC04-AS02
6/7
SAW Bandpass Filter F7821
Carrier Tape Dimensions [unit : mm]
A
4.30 ± 0.1
B
4.30 ± 0.1
C
7.25 ± 0.1
D
1.70 ± 0.1
E
12.00 ± 0.1
F
8.00 ± 0.1
Part Direction
Tape Running Direction
Reel Dimensions [unit : mm]
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
F7821
Rev. Date
2011-04-06
Rev.
NCMC04-AS02
7/7