
MF1081V-2
– 23 –
MF1081V-2
FOR PCS MOBILE TELEPHONE, Rx
– 22 –
START .010 000 MHz
STOP 6 000.000 000 MHz
DESCRIPTION
This SAW filter for the receiving RF circuit of
PCS mobile communication equipment operating
at 1930 MHz ~ 1990 MHz.
FEATURES
1. SMD package insures small size, lightweight.
2. Adjustment free.
3. Low insertion loss and high stop band
attenuation.
4. Wide and sharp passband characteristics.
5. High stability and reliability.
6. Designed for reflow solderings.
APPLICATION
Mobile cellular telephone
Portable digital cellular telephone
Wireless equipment
DIMENSIONS ARE IN MILLIMETERS
±0.2 UNLESS OTHERWISE SPECIFIED
MAXIMUM RATINGS
ELECTRICAL PERFORMANCE
PACKAGE OUTLINE DIMENSIONS
Insertion Loss vs. Frequency
S21 log MAG
1 dB / REF 0 dB
[dB] 0
–
1
–
2
–
3
–
4
–
5
Input VSWR vs. Frequency
500 m / REF 1
Parameter
Units
MF1081V-2
Min
Typ
PASSBAND FREQUENCY
1930
–
1990
PASSBAND CHARACTERISTICS
Insertion Loss
Ripple
VSWR
STOPBAND ATTENUATION
0
–
1500 MHz
1500
–
1895 MHz
1895
–
1910 MHz
2010
–
2070 MHz
2070
–
3000 MHz
Max
dB
dB
5.0
3.0
2.5
MHz
dB
dB
dB
dB
dB
22
25
10
6
28
4.0
2.1
1.9
27
30
14
9
35
Unit : mm
BOTTOM VIEW
TOP VIEW
SIDE VIEW
1.2
0.75
0
1
1
1.5
0
0
0.75
3.0
3
IN
OUT
GND
GND
GND
GND
MF1081V-2 TYPICAL CHARACTERISTICS
Input Reflection Coefficient vs. Frequency
Output Reflection Coefficient vs. Frequency
Operating Temperature Range
Storage Temperature Range
–
20 to 75
–
30 to 85
Input Power
20
Rating
Value
°
C
°
C
mW
Unit
S11 SWR
Attenuation vs. Frequency
S21 log MAG
[dB] 0
Output VSWR vs. Frequency
S22 SWR
500 m / REF 1
Attenuation vs. Frequency
S11 1 U FS
MARKER 1 : 1930 MHz
MARKER 2 : 1990 MHz
CENTER 1 960.000 000 MHz
SPAN 200.000 000 MHz
CENTER 1 960.000 000 MHz
SPAN 200.000 000 MHz
S22 1 U FS
MARKER 1 : 1930 MHz
MARKER 2 : 1990 MHz
CENTER 1 960.000 000 MHz
SPAN 200.000 000 MHz
CENTER 1 960.000 000 MHz
SPAN 200.000 000 MHz
CENTER 1 960.000 000 MHz
SPAN 600.000 000 MHz
CENTER 1 960.000 000 MHz
SPAN 200.000 000 MHz
S21 log MAG
[dB] 0
5 dB / REF 0 dB
3.0
2.0
1.0
3.0
2.0
1.0
–
10
–
20
–
30
–
40
–
10
–
20
–
30
–
40