FF-555 Datasheet, PDF (1/2 Pages) Epson ToYoCom – SAW FILTER

SAW Filter
SAW FILTER
FF - 555 / FF - 585
•Frequency range : 300 MHz to 500 MHz
•Thickness
: 1.5 mm Typ.
•Applications
: Wireless remote-control, Security
(Automotive keyless entry)
•Excellent shock resistance and environmental capability
(prevention for contamination)
•Low-loss, Narrow Pass bandwidth, High stability by using
crystal substrate.
Actual size
Epson Toyocom
Product number (please contact us)
FF-555 : Q51FF5550xxxx00
FF-585 : Q51FF5850xxxx00
Specifications (characteristics)
Item
Nominal frequency range
Storage temperature range
Operating temperature range
Insertion Loss
Pass bandwidth
Attenuation
Turnover temperature
Temperature coefficient
Terminal impedance
Symbol
f_nom
T_stg
T_use
IL
P_Bw
G_Att
Ti
B
Zt
Specifications
FF-555
FF-585
300 MHz to 500 MHz
-55 °C to +125 °C
-40 °C to +85 °C
3.5 dB Max.
f_nom ± 100 kHz Min.
f_nom ± 200 kHz Min.
/ Reference to Through level / Reference to minimum loss
(3.5 dB down)
(3.5 dB down)
f_nom -21.4 MHz 40 dB Min. f_nom +21.4 MHz 40 dB Min.
f_nom -10.7 MHz 40 dB Min. f_nom -21.4 MHz 40 dB Min.
+25 °C ±15 °C
-(3.4± 0.8) × 10^-8 / °C²
370 Ω Typ.
160 Ω Typ.
Remarks
Store as bare product after unpacking
Minimum Loss
Reference to Through level
Ex : 315 MHz
Ex : 433.92 MHz
Test fixture
50 Ω
C
SAW
L
50 Ω
C
L
Remarks
Ex: f_nom =315 MHz
C=4 pF
L=33 nH
Ex: f_nom =433.92 MHz
C=5 pF
L=18 nH
External dimensionsç
(Unit:mm)ç ç ç Footprint (Recommended)ç
(Unit:mm)ç
#2
#3
#4
0.8
#4
#3
#2
0.95
43392F
#1
#5
#5
#1
E 129
#8
#7
#6
4.8 ±0.2
1.5 ±0.2
#1,#2,#5,#6 are connected to the cover.
#6
#7
#8
1.27
2.54
Pin map
Pin
3,7
4,8
1,2,5,6
Connection
IN, OUT
N.C.
GND
2.54
3.5
http://www.epsontoyocom.co.jp