251908B [ITF]

SAW Bandpass Filter; SAW带通滤波器


型号：	251908B
厂家：	INTEGRATED TECHNOLOGY FUTURE
描述：	SAW Bandpass Filter SAW带通滤波器
文件：	总5页 (文件大小：188K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

SAW Bandpass Filter 251908B

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

12.7±0.5

5.5max 6.0max

7.6±0.2

Package : D2012

Pin Configuration

Input

Output

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

Ground

Case ground

I T F Co., Ltd.

102-901, Bucheon Technopark 364,

Samjeong-Dong, Ojeong-Gu, Bucheon-City,

Gyounggi-Do, Korea 421-809

Part No.

251908B

Rev. Date

2005-03-07

1/5

Rev.

NM5008-CS01

SAW Bandpass Filter 251908B

3. Specifications

Fo = 140.0 MHz

Terminating source impedance : 50Ω and matching network

Terminating load impedance

: 50Ω and matching network

Minimum

Typical

140.0

27.0

Maximum

Center Frequency

MHz

139.85

140.15

Insertion Loss

28.0

1dB Bandwidth

3dB Bandwidth

10dB Bandwidth

MHz

19.4

19.1

19.55

20.2

20.3

40dB Bandwidth

MHz

21.1

21.3

Amplitude Ripple (Fo +/- 9.375 MHz)

0.8

1.2

Group Delay Variation (Fo +/- 9.375 MHz)

Absolute Delay

nsec

usec

100

3.2

Ultimate Rejection

ppm/°C²

Temperature Coefficient of Frequency

-23

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

I T F Co., Ltd.

Part No.

Rev. Date

Rev.

251908B

102-901, Bucheon Technopark 364,

Samjeong-Dong, Ojeong-Gu, Bucheon-City,

Gyounggi-Do, Korea 421-809

2005-03-07

2/5

NM5008-CS01

SAW Bandpass Filter 251908B

4. Matching Schematic

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

Input

50Ω

Output

50Ω

L1 = 82nH, L2 = 68 nH

L3 = 68nH, L4 = 68 nH

5. Marking Configuration

ITF¹⁾05A001²⁾

251908B³⁾

1) Manufacturer name

2) Lot Number

3) Part Number

I T F Co., Ltd.

Part No.

Rev. Date

Rev.

251908B

102-901, Bucheon Technopark 364,

Samjeong-Dong, Ojeong-Gu, Bucheon-City,

Gyounggi-Do, Korea 421-809

2005-03-07

3/5

NM5008-CS01

SAW Bandpass Filter 251908B

6. Typical Performance ( at +25℃ )

5 Mar 2005 13:04:59

1: 0. 0000 dB 0. 000 000 MHz

CH1 S21

LOG

10 dB/ REF -27.05 dB

CH1 Markers

BW: 21. 107424 MHz

REF=1

Cor

cent

139 . 974967 MHz

Q: 6. 6316

1_loss : -27 . 192 dB

START 113 . 500 000 MHz

STOP 166 . 500 000 MHz

5 Mar 2005 13:08:29

CH1 S21

CH2 S21

LOG

DEL

1 dB/ REF -27.05 dB

100 ns/ REF 3.193 us

1: 0. 0000 dB

3:-5 . 5957 ns

0. 000 000 MHz

18. 750 000 MHz

CH1 Markers

BW: 19. 604835 MHz

REF=1

Cor

cent

139 . 985512 MHz

Q: 7. 1404

1_loss : -27 . 131 dB

Smo

Cor

CH2 Markers

mean: 3. 2032 us

s. dev : 4. 8163 ns

p-p : 25. 210 ns

REF=2

CENTER 140 . 000 000 MHz

SPAN 23. 000 000 MHz

I T F Co., Ltd.

Part No.

Rev. Date

Rev.

251908B

102-901, Bucheon Technopark 364,

Samjeong-Dong, Ojeong-Gu, Bucheon-City,

Gyounggi-Do, Korea 421-809

2005-03-07

4/5

NM5008-CS01

SAW Bandpass Filter 251908B

5 Mar 2005 13:07:53

5 Mar 2005 13:12:17

1: 0. 0000 dB 0. 000 000 MHz

CH1 S21

CH2 S21

LOG

1 dB/ REF -27.05 dB

1 dB/ REF -27.39 dB

1: 0. 0000 dB

3: . 04010 dB

0. 000 000 MHz

18. 750 000 MHz

CH1 S21

LOG

10 dB/ REF -27.16 dB

CH1 Markers

BW: 19. 198583 MHz

REF=1

CH1 Markers

REF=1

2:-64 . 595 dB

140 . 000 MHz

Cor

cent

139 . 988173 MHz

Q: 7. 2916

3:-60 . 002 dB

280 . 000 MHz

1_loss

: -27 . 128 dB

Cor

CH2 Markers

REF=2

mean:-27 . 263 dB

s. dev : . 10730 dB

p-p : . 45230 dB

CENTER 140 . 000 000 MHz

SPAN 23. 000 000 MHz

START . 010 000 MHz

STOP 500 . 000 000 MHz

5 Mar 2005 13:11:25

5 Mar 2005 13:11:18

CH1 S11

CH2 S22

1 U FS

1: 24. 696

2: 47. 131

-3 . 4697

-63 . 705

327 . 64 pF

17. 845 pF

140 . 000 000 MHz

CH1 S11

CH2 S22

SWR

REF 2.038

REF 3.431

1: 2. 0374

2: 3. 4299

140 . 000 000 MHz

Cor

CENTER 140 . 000 000 MHz

SPAN 53. 000 000 MHz

START 113 . 500 000 MHz

STOP 166 . 500 000 MHz

I T F Co., Ltd.

102-901, Bucheon Technopark 364,

Samjeong-Dong, Ojeong-Gu, Bucheon-City,

Gyounggi-Do, Korea 421-809

Part No.

251908B

Rev. Date

2005-03-07

5/5

Rev.

NM5008-CS01

251908B [ITF]

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