F2471--Datasheet/数据表在线中文翻译

SAW Bandpass Filter F2471

Features

ꢀ

RF bandpass filter

High attenuation

Matching 50ꢀ single-ended operation

Ceramic Surface Mounted Device (SMD) Package ( 3.8 mm * 3.8 mm )

RoHS Compliant

Package Dimension – SMD 3.8 × 3.8

3.80±0.15

1.00±0.1

1.90±0.1

1

2

3

6

5

4

6

5

4

1

2

3

ITF

2471

Pin Configuration

Dimensions shown are nominal in millimeters

2

5

Input

Output

Body : Al₂O₃Ceramic

Lid : Kovar, Ni Plated

Terminations : Au plating 0.3 ~ 1.0 um, Over a 1.27 ~ 8.89 um

Ni Plating

1, 3, 4, 6

Case ground

Maximum Ratings

Parameter

Unit

℃

Minimum

-40

Typical

25

Maximum

Operating Temperature Range

Storage Temperature Range

Power Handling Capability

Electrostatics Sensitive Device (ESD)

85

℃

-45

25

dBm

10

Part No.

Rev. Date

Rev.

NSMD01-F2471

2011-08-26

I T F Co., Ltd.

102-901, Bucheon Technopark 364,

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

Gyounggi-Do, Korea 421-809

AS 02

1/7

SAW Bandpass Filter F2471

Specifications

Fc = 247.45 MHz

Terminating source impedance : 50ꢀ

Terminating load impedance : 50ꢀ

Minimum

Typical

247.45

-

Maximum

Unit

MHz

dB

Center Frequency ( Fc )

Insertion Loss

-

5.0

-

3dB Bandwidth

280

KHz

Attenuation

Fc +/- 600 KHz

Fc +/- 1.2 MHz

Fc +/- 21.6 MHz

20

34

45

-

dB

℃

Temperature Range (Operational)

Input/Output Impedance

-40

25

50

85

Ohms

Notes :

1) All specifications are based on the matching schematic shown below, measured by Agilent Network analyzer and

full 2 port calibration.

2) Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing

tolerances

Part No.

Rev. Date

Rev.

NSMD01-F2471

2011-08-26

I T F Co., Ltd.

102-901, Bucheon Technopark 364,

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

Gyounggi-Do, Korea 421-809

AS 02

2/7

SAW Bandpass Filter F2471

Matching Schematic

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

C1

C2

L1

L2

C1= 3.9pF , C2=3.9pF ,

L1=L2=68nH

Marking Configuration

ITF ¹⁾

2471 ²⁾

1) Manufacturer name

2) Marking Number

* Ink or Laser Marking available

Part No.

Rev. Date

Rev.

NSMD01-F2471

2011-08-26

I T F Co., Ltd.

102-901, Bucheon Technopark 364,

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

Gyounggi-Do, Korea 421-809

AS 02

3/7

SAW Bandpass Filter F2471

Typical Performance ( at 25℃ )

Part No.

Rev. Date

Rev.

NSMD01-F2471

2011-08-26

I T F Co., Ltd.

102-901, Bucheon Technopark 364,

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

Gyounggi-Do, Korea 421-809

AS 02

4/7

SAW Bandpass Filter F2471

Input / Output VSWR Charts

Input / Output Smith Charts

Part No.

Rev. Date

Rev.

NSMD01-F2471

2011-08-26

I T F Co., Ltd.

102-901, Bucheon Technopark 364,

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

Gyounggi-Do, Korea 421-809

AS 02

5/7

SAW Bandpass Filter F2471

Packing Specification

1. Reeling Quantity : 3000 pcs / 13” reel ( or 1000 pcs / 7” reel )

2. Taping Structure : The tape shall be wound around the reel in the direction shown below.

TOP COVER TAPE

REEL

CARRIER TAPE

Tape Specification

1. Leader part and vacant position specification

Vacant

150mm min.

Component

contained

Vacant

150mm min.

Leader part

250mm min.

END

START

Tape Running Direction

2. Tensile strength of carrier tape

4.4N/mm width

Direction of pull

Top cover tape

3. Top cover tape adhesion

1) pull off angle : 0~15°

2) speed : 300mm/min

3) force : 20~70g

0~15 degree

Carrier tape

Part No.

Rev. Date

Rev.

NSMD01-F2471

2011-08-26

I T F Co., Ltd.

102-901, Bucheon Technopark 364,

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

Gyounggi-Do, Korea 421-809

AS 02

6/7

SAW Bandpass Filter F2471

Carrier Tape Dimensions [unit : mm]

A

B

C

D

E

F

4.30 ± 0.1

7.25 ± 0.1

1.70 ± 0.1

12.00 ± 0.1

8.00 ± 0.1

Part Direction

Tape Running Direction

Reel Dimensions [unit : mm]

Part No.

Rev. Date

Rev.

NSMD01-F2471

2011-08-26

I T F Co., Ltd.

102-901, Bucheon Technopark 364,

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

Gyounggi-Do, Korea 421-809

AS 02

7/7