MF1055-2 Datasheet, PDF (1/1 Pages) Mitsubishi Electric Semiconductor – FOR WILL,Rx

MF1055-2
FOR WLL, Rx
DESCRIPTION
This SAW filter for the receiving RF circuit of
wireless local loop communication equipment
operating at 485 MHz ~ 495 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
• Cordless telephone
• Portable cellular telephone
• Wireless equipment
MAXIMUM RATINGS
Rating
Value
Unit
Input Power
50
mW
Operating Temperature Range –20 to 75
°C
Storage Temperature Range –30 to 85
°C
ELECTRICAL PERFORMANCE
Parameter
PASSBAND FREQUENCY
PASSBAND CHARACTERISTICS
Insertion Loss
Ripple
VSWR
STOPBAND ATTENUATION
440 – 450 MHz
MF1055-2
Min Typ Max ^Units
485 – 495
MHz
2.7 4.0 dB
0.5 2.0 dBp-p
1.6 3.0
50 56
dB
PACKAGE OUTLINE DIMENSIONS
9.1
7.1
INDEX ^10-0.8
7
6
8 9 ₁₀
54
2.54
3 21
2.54
5 : IN (50Ω)
10 : OUT (50Ω)
Other : GND
Unit : mm
DIMENSIONS ARE IN MILLIMETERS
±0.2 UNLESS OTHERWISE SPECIFIED
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MF1055-2
MF1055-2 TYPICAL CHARACTERISTICS
Insertion Loss vs. Frequency
CH1 S21 log MAG
[dB] 0
1 dB / REF 0 dB
–1
–2
–3
–4
–5
Input VSWR vs. Frequency
CH1 S11 SWR
500 m / REF 1
3.0
2.0
1.0
CENTER 490.000 000 MHz
SPAN 100.000 000 MHz
Attenuation vs. Frequency
CH2 S21 log MAG
[dB] 0
10 dB / REF 0 dB
–10
–20
–30
–40
–50
CENTER 490.000 000 MHz
SPAN 100.000 000 MHz
Output VSWR vs. Frequency
CH1 S22 SWR
500 m / REF 1
3.0
2.0
1.0
START 400.000 000 MHz
STOP 500.000 000 MHz
Attenuation vs. Frequency
CH2 S21 log MAG
[dB] 0
10 dB / REF 0 dB
–10
–20
–30
–40
–50
CENTER 490.000 000 MHz
SPAN 100.000 000 MHz
START .300 000 MHz
STOP 3 000.000 000 MHz
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