KHz Band Ceramic IF Filters
KBF-RS, PS Series
FEATURES
•zS ꢁllzꢁidzlowzprofmle
•zkmghzselectmvmty
•zLowzmisertmoizloss
• Adjust eitzfree
• Vꢁrmouszpꢁsszbꢁid
wmdthzꢁvꢁmlꢁble
APPLICATIONS
•zCordlesszphoie
•zCꢁrzꢁudmo
(AMzrꢁdmozsectmoi)
• Pꢁger
• Wꢁl0mez&zTꢁl0me
• Re otezcoitrolzrecemver
TEST CIRCUIT
Filter
Output
Input Ground
R1
HOW TO ORDER
KBF - 455 RS - 20 A ꢀ ꢀ
Rg
C
RF
V.M.
R2
S.S.G.
Lead Length
NILz=z3n.
Czz=zꢀnꢀ
Option
R1+Rg=R2=Rating impedance of input/output matching
• C<50pF
(Including stray capacitance and input capacitance)
NILz=zStꢁidꢁrd
Selectivity
Az=zkmghzselectmvmty
ASz=zSuperzhmghzselectmvmty
DIMENSIONS
millimeters (inches)
KBF-PS Series (4 Elements)
KBF-RS Series (6 Elements)
6.4
Pass Band-Width
(0.252)
9.5 (0.374)
6.5 (0.256)
6.4 (0.252)
(kHz)
6.4
(0.025)
ꢃzEle eitsz=zꢀ1,z±.,±1,
ꢄ,zꢂ,zꢃ,z4
6.3
(0.248)
0.6
3.5 (0.138)
*2.2 (0.087)
(0.024)
4zEle eitsz=zꢀ1,z±.,z±1,
ꢄ,zꢂ,zꢃ,z4
0.6
(0.024)
3.5 (0.138)
*2.2 (0.087)
0.4
(0.016)
1
2
0.4 (0.016)
4.3
(0.169)
1
2
3
3
4
5
Number of Element
RSz=zꢃzEle eits
4.3
(0.169)
Input
➀
➀
➀
➀
4
0.9 (0.035)
0.9 (0.035)
Output
Ground
Ground
0.7 (0.028)
1.6 (0.063)
2.9 (0.114)
2.6 (0.102)
2.4 (0.094)
Input
➀
➀
➀
➀
1.9 (0.075)
4.3 (0.169)
PSz=z4zEle eits
Ground
Center Frequency
Output
Ground
[4.1-4ꢃ10kHzꢁvꢁmlꢁble]
Ground
➀
Model
Lead length variation = 3.5 (0.138), 2.2 (0.087).
(Kyocera Bulk Filter)
SPECIFICATIONS
KBF-RL Series (6 Elements)
Center
*2.2 (0.087) Lead length available
Pass Band Width
6dB 40dB
Input/Output
Matching
Stop Band Insertion
Operating
Temperature
Part Number
Frequency
(f0)
RIPPLE
Loss
Attenuation
Impedance
KBF-455RS-20A
KBF-455RS-15A
KBF-455RS-12A
KBF-455RS-10A
KBF-455RS- 9A
KBF-455RS- 7A
KBF-455RS- 6AS
KBF-455RS- 4AS
±±10kHz min ±ꢀ10kHz ꢁan
±ꢂn.0kHz min ±±.0kHz ꢁan
±ꢃn10kHz min ±±ꢀn.0kHz ꢁan
±.n10kHz min ±±ꢀ0kHz ꢁan
±4n.0kHz min ±±10kHz ꢁan
4dBz ꢁan
±n.0Ω
4..0kH±±n.0kH
4..0kH±±n10kH
-ꢀ1°C
to
+81°C
3ꢂdBz min
ꢀn1dBz ꢁan
ꢃdBz ꢁan
±3n.0kHz min
±3n10kHz min
±ꢄ0kHz ꢁan
±ꢄ0kHz ꢁan
ꢀn10Ω
..dBz min
±ꢀn10kHz min ±ꢂn.10kHz ꢁan
KBF-RL Series (4 Elements)
*2.2mm Lead length available
Center
Pass Band Width
Input/Output
Stop Band Insertion
Operating
Part Number
Frequency
(f0)
RIPPLE
Matching
Loss
Temperature
Impedance
Attenuation
6dB
40dB
KBF-455PS-25A
KBF-455PS-20A
KBF-455PS-15A
KBF-455PS-12A
KBF-455PS-10A
KBF-455PS- 7A
KBF-455PS- 6AS
KBF-455PS- 4AS
±±ꢀn.0kHz min ±ꢀ40kHz ꢁan
±±1n10kHz min ±ꢀ10kHz ꢁan
±ꢂn.0kHz min ±±.0kHz ꢁan
±ꢃn10kHz min ±±ꢀn.0kHz ꢁan
±.n10kHz min ±±ꢀn10kHz ꢁan
4dBz ꢁan
±n.0Ω
4..0kH±±n.0kH
ꢀꢂdBz min
-ꢀ1°C
to
+81°C
ꢀn1dBz ꢁan
ꢃdBz ꢁan
ꢀn10Ω
±3n.0kHz min
±3n10kHz min
±ꢄ0kHz ꢁan
±ꢄ0kHz ꢁan
4..0kH±±n10kH
3.dBz min
±ꢀn10kHz min ±ꢂn.10kHz ꢁan
Note: Center frequency is 450-460kHz available.
47