KFM220M データシートの表示（PDF） - KEC
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KFM220M Datasheet PDF : 3 Pages
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SAW FILTER
TECHNICAL DATA
Band pass filter for Korean PCS IF stage.
ᴌLow Insertion Loss.
ᴌBalanced or Unbalanced operation possible.
ᴌSource impedance : 50ή single and matching circuit.
ᴌLoad impedance : 500ή balanced and matching circuit.
MAXIMUM RATING
ITEM
Input Signal Level
DC Permissive Voltage
Operating Temperature Range
Storage Temperature Range
SYMBOL
ISmax
VDC
Topr
Tstg
RATING
10
0
-30ᴕ+80
-40ᴕ+85
UNIT
dBm
V
ᴱ
ᴱ
MARKING
M220
K
Lot No.
ELECTRICAL CHARACTERISTICS
ITEMS
Nominal Center Frequency
Insertion Loss
5 dB Lower Frequency
5 dB Upper Frequency
33 dB Lower Frequency
33 dB Upper Frequency
Attenuation at 219.13MHz
*
Attenuation at 221.63MHz
*
Attenuation at 218.33MHz
Attenuation at 222.43MHz
Ripple over the foᴦ0.300MHz
Phase Linearity at foᴦ0.615MHz
Ultimate Rejection
SYMBOL
fo
IL
-
-
-
-
ILSTOP
Arip
PL
UR
MIN.
-
-
221. 01
219.13
-
35
35
-
-
-
-
-
Source/Load Impedance **
-
-
note) "*" : Specified at 25ᴱ
"**" : Can be used 50ή to 1ὶ with degradation in Insertion Loss.
2001. 12. 14
Revision No : 1
KFM220M
SPECIFICATIONS FOR SAW FILTER
B
H
D
67
8
9 10
5
11
43
2
1 12
DIM MILLIMETERS
A
5.00+_ 0.15
B
7.00+_ 0.15
C
2.00MAX
D
0.60
E
2.54
F
1.00
G
0.67
H
1.27
0.5 INDEX MARK
G
SC-57
TYP.
220.38
8.0
219. 67
221. 14
219.26
221.57
40
39.8
47
46
0.8
1.2
50
50ή/50ή
50ή/500ή
MAX.
-
9.5
219.75
-
-
221.63
-
-
-
-
1.2
3.5
-
UNIT
MHz
dB
MHz
MHz
MHz
MHz
dB
dB
dB
dB
dB(P-P)
deg rms
dB
ή
1/3
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