Maximum Ratings

Features

Operating Temperature

-55°C to 100°C

Storage Temperature

-55°C to 100°C

RF Power Input*

9W max. at 25°C

DC Current Input to Output

1A max. at 25°C

*Passband rating, derate linearly to 4W at 100°C ambient.

Applications

• harmonic rejection

• VHF/UHF transmitters/receivers

• lab use

• excellent power handling, 9W

• small size

• 5 sections

• temperature stable

• patent pending

Outline Drawing

Pin Connections

Outline Dimensions (

)

inch

mm

AB

C

D

E

F

G

H

.126

.063

.039

.020

.032

.009

.169

.087

3.20

1.60

0.99

0.51

0.81

0.23

4.29

2.21

J

K

L

M

N

P

wt.

.024

.122

.024

.087

.012

.071 grams

0.61

3.10

0.61

2.21

0.30

1.80

.020

RF IN

1**

RF OUT

3**

GROUND

2,4

**RF IN & RF OUT can be interchanged

Typical Performance Data at 25°C

Frequency

(MHz)

Insertion Loss

(dB)

VSWR

(:1)

Demo Board MCL P/N: TB-270

Suggested PCB Layout (PL-137)

10.00

0.14

1.04

258.75

0.30

1.19

507.50

0.35

1.23

756.25

0.51

1.28

1005.00

0.49

1.21

1253.75

0.56

1.18

1502.50

0.60

1.14

1751.25

0.74

1.13

2250.00

4.73

5.33

2500.00

11.34

16.41

2750.00

19.65

43.44

3000.00

32.99

102.19

4244.00

20.09

217.15

4422.00

19.52

66.82

4600.00

20.32

46.96

K2-LFCN

60

5 of each: LFCN-800,-900,-1000,-1200,-1325,-1700,

119.95

-2000,-2250,-2400,-5000,-6000,-6700

designers kit available

Kit

No.

No. of

Units in Kit

Description

Price $

per Kit

MODEL

NO.

PASSBAND

(MHz)

(loss < 1.5 dB)

Max.

VSWR (:1)

Stopband

Typ.

Passband

Typ.

NO. OF

SECTIONS

STOP BAND (MHz)

(loss, dB)

f 20

Min.

fr 20

Typ.

30

Typ.

fco, MHz

Nom.

(loss 3 dB)

Typ.

LFCN-2000

DC-2000

2275

3000

3100-3500

4600

20

1.3

5

LFCN-2000

VSWR

1

10

100

1000

0

1000

2000

3000

4000

5000

FREQUENCY (MHz)

LFCN-2000

INSERTION LOSS

0

5

10

15

20

25

30

35

40

0

1000

2000

3000

4000

5000

FREQUENCY (MHz)

fR 20 dB

20dB

3dB

40dB

1dB

FREQUENCY

f 20

f co

schematic

schematic

schematic

schematic

schematic

typical frequency response

typical frequency response

typical frequency response

typical frequency response

typical frequency response

1. For Applications requiring DC voltage to be applied to the Input or output, use LFCN-2000D (DC Resistance to

ground is 100 Mohms min.)

RF IN

RF OUT

DC to 2000 MHz

Low Pass Filter

Ceramic

INTERNET http://www.minicircuits.com

P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661

Distribution Centers

NORTH AMERICA 800-654-7949 • 417-335-5935 • Fax 417-335-5945 • EUROPE 44-1252-832600 • Fax 44-1252-837010

Mini-Circuits

®

Mini-Circuits ISO 9001 & ISO 14001 Certified

LFCN-2000

REV. F

M96263

LFCN-2000

ED-9913/4

AD/RS/CP

050113

NEW!

Model

Price

Qty.

LFCN-2000

$1.99

(10-49)

LFCN-2000D

$2.49

(10-49)

CASE STYLE: FV1206