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參數資料
| 型號： | ACFM2-450BL |
| 廠商： | TOKO INC |
| 英文描述： | AM CERAMIC FILTERS |
| 中文描述： | 0.45 MHz, CERAMIC BPF |
| 文件頁數： | 1/1頁 |
| 文件大?。?/td> | 76K |
| 代理商： | ACFM2-450BL |
CFM2/CFM3
AM CERAMIC FILTERS
August 2005
2005 TOKO America, Inc.
All Rights Reserved
Printed in USA
1
CF-313-CFM2/3
R-LOG0805A
Dimensions
TOKO America, Inc.
1250 Feehanville Drive, Mount Prospect, Illinois 60056
Tel: (847) 297-0070 Fax: (847) 699-7864 Web: http://
www.tokoam.com
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.
Test Circuit
Test Conditions
Description
Compact 2/3 element AM IF filter with
unique structure for high reliability.
Center frequency range: 450 to 470kHz
Bandwidth at 6dB: 4 to 12kHz. (4~8kHz: CFM3)
Features
Compact, low profile
High selectivity, suited to a wide range of applications
Low temperature coefficient
Low spurious response
Lead-free terminations
Applications
AM radio cassettes, stereo sets, telecommunications
Wireless data communication equipment
STANDARD FILTERS SELECTION GUIDE
TYPE CFM2/CFM3 (CERASIZER
)
TOKO Center Bandwidth Selectivity Ripple Insertion Input/Output
Part Frequency (Fo)* at 6dB at Fo±9kHz in Pass Band Loss Impedance
Number (kHz) (kHz) (dB)
(dB) (dB) (k
Ω
)
CFM2
##AHCFM2-450Z 450±1.0 4.0±1.0 24.0 min. 1.0 max. 7.0 max. 1.0/1.5
##AHCFM2-450AL 450±1.0 4.0 min. 18.0 min. 1.0 max. 6.0 max. 1.0/1.5
##AHCFM2-450BL 450±1.0 6.0 min. 16.0 min. 1.0 max. 6.0 max. 1.5/2.0
##AHCFM2-450CL 450±1.0 8.0 min. 12.0 min. 2.0 max. 6.0 max. 2.0/2.0
##AHCFM2-450DL 450±1.0 10.0 min. 9.0 min. 2.0 max. 6.0 max. 2.0/2.0
##AHCFM2-450EL 450±1.0 12.0 min. 6.0 min. 2.0 max. 6.0 max. 2.5/2.5
CFM3
##ACFM3-450AL 450±1.0 4.0 min. 28.0 min. 2.0 max. 6.0 max. 3.0/3.0
##ACFM2-450BL 450±1.0 5.5 min. 24.0 min. 2.0 max. 6.0 max. 3.0/3.0
##ACFM2-450CL 450±1.0 8.0 min. 20.0 min. 2.0 max. 6.0 max. 3.0/3.0
* Center frequencies 450kHz, 455kHz, 459kHz, 460kHz, 468kHz available. Center frequency tolerance available to ±0.5kHz.
1. C includes test circuit capacitance. (50pF without L
2
, 62pF with L
2
)
2.
L
1
2.7mH (CFM2), 1.35mH (CHM3)
L
1.0mH
3. During testing, when matching coils are used at input/output sides,
connect L
and L
(dummy)
4. R
, R
: Input-output impedance
Cs: Stray capacitance
(less than 50pF, including EV)
Unit: mm
相關PDF資料 |
PDF描述 |
|---|---|
| ACFM2-450CL | AM CERAMIC FILTERS |
| ACFM3-450AL | AM CERAMIC FILTERS |
| ACFMM2-450AL | AM CERAMIC FILTERS |
| ACFMM2-450BL | AM CERAMIC FILTERS |
| ACFMM2-450CL | AM CERAMIC FILTERS |
相關代理商/技術參數 |
參數描述 |
|---|---|
| ACFM2-450CL | 制造商:TOKO 制造商全稱:TOKO, Inc 功能描述:AM CERAMIC FILTERS |
| ACFM3-450AL | 制造商:TOKO 制造商全稱:TOKO, Inc 功能描述:AM CERAMIC FILTERS |
| ACFM-7101 | 制造商:AVAGO 制造商全稱:AVAGO TECHNOLOGIES LIMITED 功能描述:PCS/Cellular/GPS Quintplexer |
| ACFM-7101-BLK | 功能描述:信號調節(jié) 5x8mm Filter Module Quintplexer RoHS:否 制造商:EPCOS 產品:Duplexers 頻率:782 MHz, 751 MHz 頻率范圍: 電壓額定值: 帶寬: 阻抗:50 Ohms 端接類型:SMD/SMT 封裝 / 箱體:2.5 mm x 2 mm 工作溫度范圍:- 30 C to + 85 C 封裝:Reel |
| ACFM-7101-BLKG | 功能描述:信號調節(jié) 5x8mm Filter Module Quintplexer RoHS:否 制造商:EPCOS 產品:Duplexers 頻率:782 MHz, 751 MHz 頻率范圍: 電壓額定值: 帶寬: 阻抗:50 Ohms 端接類型:SMD/SMT 封裝 / 箱體:2.5 mm x 2 mm 工作溫度范圍:- 30 C to + 85 C 封裝:Reel |
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