Datasheet > LTM455EW

LTM455EW

更新时间： 2024-11-23 12:46:35

品牌	Logo	应用领域
鲁光 - LGE		过滤器
页数	文件大小	规格书
3页	227K
描述
Specification OF Ceramic Filter

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LTM455EW 数据手册

LTM455EW

Specification OF Ceramic Filter

1. THIS SPECIFICATION SHALL COVER THE CHARACTERISTICS OF

CERAMIC FIL TER WITH 455KHz,INTENED FOR USE IN TRANSCEIVERS,ETC.

2. PART NUMBER: LTM455EW

3. ELECTRONICAL SPECIFICATIONS

A. CENTRE FREQUENCY(f。)

B. BAND WIDTH AT 6 dB

C. BAND WIDTH AT 50 dB

D. STOP BAND ATTENUATION

E. RIPPLE

: 455 KHz±1.0KHz

±7.5 KHz MIN.(TO 455KHz)

±15 KHz MAX.(TO 455KHz)

45 dB MIN.(AT f。±100KHz)

3.0 dB MAX.( AT f。±5.0KHz)

6.0 dB MAX.(AT THE SMALLEST LOSS)

F. INSERTION LOSS

G TEMPRATURE COEFFICIENT

OF CENTER FRENQUENCY

±50PPM/℃ Max.(-20 TO +80℃)

1.5 KΩ

H. INPUT/OUTPUT IMPEDANCE

NOTE : A) CENTER FREQUENCY SHALL BE DEFIED AS THE CENTRAL

VALUE OF THE BAND WTTH AL 6 dB

TEMPRATURE COEFFICIENT OF CENTER FREQUENCY

SHALL BE DEFINED AS THE AVERAGE OF THE CENTRAL

FREQUECY.

4. MEASUREMENT

A. ENVIRONMENTAL CONDITION

MEASUREMENT SHALL BE CARRIED OUT AT THE REFERENCE

TEMPERATURE OF 25℃ ±2℃. IT SHALL BE POSSIBLY DONE

AT 5℃ TO 35℃ CUNLESS IT IS QUESTIONABLE.

B. MEASURING CIRCUIT

# S.S.G.

(STANDARD SIGNAL GENERATION)

SHENZHEN LUGUANG ELECTRONIC TECHNOLOGY CO.,LTD

12 3

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