250519B datasheet(1/2 Pages) ITF

Part #	250519B

Description	162.51 MHz SAW Filter

PDF	2 Pages

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Manufacturer	ITF [Integrated Technology Future]

Direct Link	http://www.itf.co.kr

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162.51 MHz SAW Filter

Part Number250519B

Tel: 82-32-621-1213

2013. 03. 29

I T F

Co., Ltd.

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

Ojeong-Gu, Bucheon-City,

Gyounggi-Do, Korea 421-809

Fax: 82-32-621-1218

http://www.itf.co.kr

sales@itf.co.kr

Rev 1.0

1. Features

Typical 1dB bandwidth of 5.1 MHz

High attenuation

Single Ended Operation

Dual In-line Package (DIP)

2. Electrical Specifications

Source and Load Impedance = 50

Room Temperature :

+25℃

℃

Minimum

Typical

Maximum

Center Frequency (fo)

MHz

-

162.51

-

Insertion Loss

dB

-

24.0

25.5

1dB Bandwidth

MHz

5.0

5.11

-

3dB Bandwidth

MHz

-

5.33

-

20dB Bandwidth

MHz

-

6.01

-

40dB Bandwidth

MHz

-

6.42

6.55

Amplitude Ripple (fo ± 2.46 MHz)

dB

-

0.55

1.5

Group Delay Variation (fo ± 2.46 MHz)

nsec

-

130

300

Absolute Delay

usec

-

2.17

-

Ultimate Rejection

dB

40

48

-

Temperature Coefficient of Frequency

ppm/℃

-

-18

-

Relative Attenuation

@edge ± 0.555MHz

dBc

-

20

-

@Edge : 4.92MHz

D2012 Package Dimension

Matching Network Configuration

L1 = 18nH, L2 = 18nH

C1 = 22pF, C2 = 30pF

Pin Configuration

Input

1

Ground

2,4

12.7±0.5

4.8max 6.0max

7.6±0.2

Dimensions shown are nominal in millimeters

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

Cap : Cu & Cr Alloy, Ni Plated

Termination : Kovar, Au Plated

Output

5

Others

Ground

C2

C1

L2

L1

Input

50Ω

Output

50Ω

1

5

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