98
Specifications (characteristics)
Recommended soldering pattern
External dimensions
(Unit: mm)
(Unit: mm)
1.5 0.2
0.9
2.54
3.5
4.4
0.95
1.4
L
L
C
C
SAW
50
50
3,7
4,8
1,2,5,6
IN/OUT
NC
GND
NO.
Pin terminal
4.8 0.2
1.27
1.27
8
7
6
0.8
1
5
2
3
4
5.2 0
.
2
43392F
157
E
Saw device
FF-555
Low-loss, Narrow Pass bandwidth,High stability by using crystal plate.
Reflow solderable Surface-Mount ceramic package.
Applications:Wireless remote-control, Security
(Automotive keyless entry)
Front-end filter for wireless receivers.
Excellent shock resisrtance and environmental capability
(perevention for contamination)
Item
Nominal frequency range
Insertion Loss
Pass bandwidth
Attenuation
Peak Temperature
Temperature Coefficient
Operable temperature
Storage temperature range
Terminal impedance
Test fixture
Symbol
f
o
IL
BW
ATT
T
T
OPR
T
STG
Z
Specifications
300 MHz to 500 MHz
- 3.5 dB Min.
f
0
200 kHz Min.
40 dB Min.(f
0
21.4 MHz)
+25 C 15 C
(-3.40.8) x 10
-8
/ C
2
-40 C to +85 C
-55 C to +125 C
370 Typ.
260 Typ.
Remarks
Minimum Loss
Reference to Minimum Loss
Reference to Through level (0 dB)
Ex : 315 MHz
Ex : 433.92 MHz
EX:315 MHz
Series Capacitance 4 pF
Parallel Inductance 33 nH
Ex:433.92 MHz
Series Capacitance 5 pF
parallel Inductance 18 nH
Actual size
SAW Filter
Product number (please refer to page 2)
Q 5 1 F F 5 5 5 x x x x x 0 0
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