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P61E7.pdf 01.10.17
Ceramic Filters (CERAFILr) for FM Receivers
CERAFILr Small Chip Type SFECS Series
2
0.7T0.3 0.7T0.3 0.7T0.3
3.45T0.2
1.4T0.1
SFECS10M7 series for FM-receivers are small, high
performance and super thin (1.4mm) filters.
Piezoelectric element is connected in the sandwich
shape by ceramics substrate.
(1) (2)
(4)
(3)
F A
(1.30) (1.30)
Input electrode marker
0-0.3
0-0.3
They have 1.4mm thickness and small mounting area.
(3.5x3.1mm)
W0.3
0.4
Y0.2
0.6T0.3
0.6T0.3
0-0.3
0-0.3
(1) : Input
(2) : Ground
(3) : Float (Signal line)
(4) : Output
(*) : Reference
New SFECS series and PFWCC(kHz filter for AM receiver)
enable customers to make AM/FM set so thin and small
sized.
: EIAJ Monthly Code
(1.35) (1.35)
(in mm)
■ Features
1. The filters are mountable by automatic placers.
2. They are slim, at only 1.4mm thickness, and have
a small mounting area (3.5x3.1mm) enabling
flexible PCB design.
3. Various bandwidths are available. Select a
suitable type in accordance with the desires
selectivity.
4. Operating temperature range :
-20 to +80 (degree C)
Storage temperature range :
-40 to +85 (degree C)
■ Applications
1. Small, thin radios
2. Headphone stereos
Center Frequency (fo)
(MHz)
3dB Bandwidth
Attenuation
(kHz)
Insertion Loss
(dB)
Spurious Attenuation
(dB)
Part Number
(kHz)
SFECS10M7HA00-R0
SFECS10M7GA00-R0
SFECS10M7FA00-R0
10.700 ±30kHz
10.700 ±30kHz
10.700 ±30kHz
within180 ±40kHz
within230 ±50kHz
within280 ±50kHz
470 max.
510 max.
590 max.
within4.5 ±2.0 dB
within3.5 ±2.0 dB
within3.0 ±2.0 dB
30 min.
30 min.
30 min.
Area of Attenuation : [within 20dB]
Area of Spurious Attenuation : [within 9MHz to 12MHz]
Center frequency(fo) defined by the center of 3dB bandwidth.
■ Center Frequency Rank Code
CODE
30kHz Step
25kHz Step
D
B
A
C
E
Z
10.64MHz±30kHz
10.67MHz±30kHz
10.70MHz±30kHz
10.73MHz±30kHz
10.76MHz±30kHz
10.650MHz±25kHz
10.675MHz±25kHz
10.700MHz±25kHz
10.725MHz±25kHz
10.750MHz±25kHz
Combination A,B,C,D,E
Combination A,B,C
M
7
MURATA [ muRata ]
