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250453B

更新时间：2025-07-12 07:59:59

品牌：ITF

描述：SAW Bandpass Filter

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概述
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250453B 概述

SAW Bandpass Filter SAW带通滤波器

250453B 数据手册

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SAW Bandpass Filter 250453B

1. Features

IF Bandpass Filter

High Attenuation

Single-Ended Operation

DIP Package

Maximum Storage Temperature Range : -40℃ ~ 85℃

Electrostatics Sensitive Device (ESD)

2. Package Dimension

12.8±0.5

5.5max 6.0max

7.6±0.2

Package : D3512

Pin Configuration

Input

Output

Ground

Dimensions shown are nominal in millimeters

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

Cap : Cu & Cr Alloy, Ni Plated

Termination : Kovar, Au Plated

2, 4

3, 6

Case ground

Part No.

Rev. Date

Rev.

250453B

2006-12-12

I T F Co., Ltd.

102-901, Bucheon Technopark 364, Samjeong-

Dong, Ojeong-Gu, Bucheon-City,

Gyounggi-Do, Korea 421-809

1/5

NW6009-CS01

SAW Bandpass Filter 250453B

3. Specifications

Fo = 115.0 MHz

Terminating source impedance : 50Ω and matching network

Terminating load impedance

: 50Ω and matching network

Minimum

Typical

115.0

Maximum

Center Frequency

MHz

23.0

4.29

4.5

25.0

Insertion Loss

1dB Bandwidth

MHz

3dB Bandwidth

5.47

5.6

40dB Bandwidth

Amplitude Ripple (Fo +/- 1.9 MHz)

0.5

1.0

Group Delay Variation (Fo +/- 1.9 MHz)

Absolute Delay

nsec

usec

150

200

2.68

Ultimate Rejection

Temperature Coefficient of Frequency

ppm/°C²

-0.03

Notes :

1) All specifications are based on the matching schematic shown below

2) All specifications are measured by Agilent Network analyzer and full 2 port calibration at room temperature

3) All attenuation measurements are measured relative to insertion loss

Part No.

Rev. Date

Rev.

250453B

I T F Co., Ltd.

102-901, Bucheon Technopark 364, Samjeong-

Dong, Ojeong-Gu, Bucheon-City,

Gyounggi-Do, Korea 421-809

2006-12-12

2/5

NW6009-CS01

SAW Bandpass Filter 250453B

4. Matching Schematic

( Actual matching values may vary due to PCB layout and parasitics )

Input

50Ω

Output

50Ω

L1 = 33 nH, L4 = 27 nH

L2 = L3 = 100 nH

5. Marking Configuration

ITF¹⁾06A001²⁾

250453B³⁾

1) Manufacturer name

2) Lot Number

3) Part Number

Part No.

250453B

I T F Co., Ltd.

102-901, Bucheon Technopark 364, Samjeong-

Dong, Ojeong-Gu, Bucheon-City,

Gyounggi-Do, Korea 421-809

Rev. Date

Rev.

2006-12-12

3/5

NW6009-CS01

SAW Bandpass Filter 250453B

6. Typical Performance ( at +25℃ )

11 Dec 2006 23:10:01

1: 0. 0000 dB 0. 000 000 MHz

CH1 S21

LOG

10 dB/ REF -22.7 dB

CH1 Markers

BW: 5. 477532 MHz

REF=1

Cor

cent

115 . 009783 MHz

Q: 20. 997

1_loss : -22 . 940 dB

CENTER 115 . 000 000 MHz

SPAN 15. 000 000 MHz

11 Dec 2006 23:10:26

CH2 S21

CH4 S21

LOG

DEL

1 dB/ REF -22.7 dB

500 ns/ REF 2.6 us

1: 0. 0000 dB

3:-6 . 8439 ns

0. 000 000 MHz

3. 800 000 MHz

CH2 Markers

BW: 4. 510243 MHz

REF=1

cent

115 . 018965 MHz

Q: 25. 502

1_loss : -22 . 955 dB

Cor

Smo

CH4 Markers

mean: 2. 6872 us

s. dev : 28. 315 ns

p-p : 150 . 94 ns

REF=2

Cor

CENTER 115 . 000 000 MHz

SPAN 6. 500 000 MHz

Part No.

250453B

2006-12-12

I T F Co., Ltd.

102-901, Bucheon Technopark 364, Samjeong-

Dong, Ojeong-Gu, Bucheon-City,

Gyounggi-Do, Korea 421-809

Rev. Date

Rev.

4/5

NW6009-CS01

SAW Bandpass Filter 250453B

11 Dec 2006 23:10:36

11 Dec 2006 23:12:07

1: 0. 0000 dB 0. 000 000 MHz

CH2 S21

CH4 S21

LOG

1 dB/ REF -22.7 dB

1: 0. 0000 dB

3: . 12660 dB

0. 000 000 MHz

3. 800 000 MHz

CH1 S21

LOG

10 dB/ REF -22.7 dB

CH2 Markers

BW: 4. 291636 MHz

CH1 Markers

REF=1

2:-42 . 838 dB

70. 0000 MHz

cent

115 . 014653 MHz

Q: 26. 800

3:-47 . 766 dB

92. 0000 MHz

1_loss

: -22 . 950 dB

Cor

CH4 Markers

REF=2

mean:-22 . 972 dB

s. dev : . 09920 dB

p-p : . 46520 dB

CENTER 115 . 000 000 MHz

SPAN 6. 500 000 MHz

START . 010 000 MHz

STOP 400 . 000 000 MHz

11 Dec 2006 23:11:24

CH1 S11

CH3 S22

SWR

REF 0

1: 1. 3239

2: 1. 4198

115 . 000 000 MHz

11 Dec 2006 23:11:04

CH1 S11

CH3 S22

1 U FS

1: 65. 840

2: 35. 244

-3 . 1094

-1 . 4707

445 . 09 pF

941 . 02 pF

115 . 000 000 MHz

Cor

CENTER 115 . 000 000 MHz

SPAN 15. 000 000 MHz

CENTER 115 . 000 000 MHz

SPAN 15. 000 000 MHz

Part No.

Rev. Date

Rev.

250453B

I T F Co., Ltd.

102-901, Bucheon Technopark 364, Samjeong-

Dong, Ojeong-Gu, Bucheon-City,

Gyounggi-Do, Korea 421-809

2006-12-12

5/5

NW6009-CS01

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