acfmm2-450al

Manufacturer Part Numberacfmm2-450al
DescriptionCeramic Filters
ManufacturerToko Inc.
acfmm2-450al datasheet
 
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Description
• Small type CERASIZER
of unique structure for
®
2/3-element AM IF filters.
• Center frequency range: 450 to 470kHz
• Bandwidth at 6dB: 4 to 8kHz.
Features
• Compact, low profile
• High selectivity characteristic
• Low temperature coefficient
• Lead-free terminations
Applications
• AM radio cassettes, stereo sets
• Tuner packs, communications equipment.
• Wireless data communication equipment
Typical Characteristics
Frequency Response
STANDARD FILTERS SELECTION GUIDE
TYPE CFMM2/CFMM3 (CERASIZER
TOKO
Center
Part
Frequency (Fo)*
Number
(kHz)
CFMM2
##ACFMM2-450AL
450±1.0
##ACFMM2-450BL
450±1.0
##ACFMM2-450CL
450±1.0
CFMM3
##ACFMM3-450AL
450±1.0
##ACFMM3-450BL
450±1.0
##ACFMM3-450CL
450±1.0
The information furnished by TOKO, Inc. is believed to be accurate and reliable. However, TOKO reserves the right to make changes or improvements in the design, specification or manufacture
of its products without further notice. TOKO does not assume any liability arising from the application or use of any product or circuit described herein, nor for any infringements of patents or
other rights of third parties which may result from the use of its products. No license is granted by implication or otherwise under any patent or patent rights of TOKO, Inc.
August 2005
© 2005 TOKO America, Inc.
All Rights Reserved
Printed in USA
Dimensions
)
®
Bandwidth
Selectivity
Ripple
at 6dB
at Fo±9kHz
in Pass Band
(kHz)
(dB)
4.0 min.
18.0 min.
1.0 max.
5.5 min.
16.0 min.
1.0 max.
8.0 min.
12.0 min.
2.0 max.
4.0 min.
28.0 min.
2.0 max.
5.5 min.
24.0 min.
2.0 max.
8.0 min.
19.0 min.
2.0 max.
TOKO America, Inc.
1250 Feehanville Drive, Mount Prospect, Illinois 60056
Tel: (847) 297-0070 Fax: (847) 699-7864 Web:
CF-315-CFMM2/3
R-LOG0805A
CFMM2/CFMM3
AM CERAMIC FILTERS
Insertion
Input/Output
Loss
Impedance
(dB)
(dB)
(kΩ)
6.0 max.
3.0/3.0
6.0 max.
3.0/3.0
6.0 max.
3.0/3.0
6.0 max.
3.0/3.0
6.0 max.
3.0/3.0
6.0 max.
3.0/3.0
http://www.tokoam.com
Unit: mm
1