Datasheet > 251803B

251803B

更新时间： 2024-02-13 12:34:56

品牌	Logo	应用领域
ITF		/
页数	文件大小	规格书
2页	169K
描述
140.0 MHz SAW Filter

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数据手册

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251803B 数据手册

140.0 MHz SAW Filter

Part Number 251803B

1. Features

ꢀ

Typical 1dB bandwidth of 17.8 MHz

High attenuation

Single Ended Operation

Dual In-line Package (DIP)

2. Electrical Specifications

Source and Load Impedance = 50Ω

Minimum

Typical

140.0

30.5

17.81

18.02

18.85

0.75

Maximum

Operating Temperature : -30℃ ~ +80℃

Center Frequency (fo)

Insertion Loss

MHz

32.0

1dB Bandwidth

MHz

17.65

3dB Bandwidth

40dB Bandwidth

19.0

1.2

Amplitude Ripple (fo ± 8.5 MHz)

Group Delay Variation (fo ± 8.5 MHz)

Absolute Delay

nsec

usec

4.25

Ultimate Rejection

Temperature Coefficient of Frequency

Input POWER : +10dBm

ppm/℃

-18

Minimum

Typical

30.5

0.75

Maximum

32.0

Room Temperature : +25℃

Insertion Loss

Amplitude Ripple (fo ± 8.64 MHz)

Group Delay Variation (fo ± 8.64 MHz)

Relative Attenuation

1.2

nsec

(Fo±8.5) ±1.0MHz

dBc

D3512 Package Dimension

Matching Schematic

12.8±0.5

5.5max 6.0max

7.6±0.2

Input

Output

50Ω

L1 = 27nH, L2 = 22nH

Pin Configuration

Dimensions shown are nominal in millimeters

Input

Ground

Others

2,4

Base : Fe(SPCC), Au plating over Ni plated

Cap : Cu & Cr Alloy, Ni Plated

Termination : Kovar, Au Plated

Output

Ground

I T F Co., Ltd.

102-901, Bucheon Technopark 364, Samjeong-Dong,

Ojeong-Gu, Bucheon-City,

Tel: 82-32-621-1213

Fax: 82-32-621-1218

http://www.itf.co.kr

sales@itf.co.kr

2013. 04. 26

Rev 1.0

Gyounggi-Do, Korea 421-809

中文翻译

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