Outline Drawing

Maximum Ratings

Pin Connections

Features

Operating Temperature

-55°C to 100°C

Storage Temperature

-55°C to 100°C

RF Power Input*

8.5W max. at 25°C

DC Current Input to Output

0.5A max. at 25°C

RF IN

1**

RF OUT

3**

GROUND

2,4

**RF IN & RF OUT can be interchanged

Demo Board MCL P/N: TB-270

Suggested PCB Layout (PL-137)

Applications

Outline Dimensions (

)

inch

mm

• harmonic rejection

• VHF/UHF transmitters/receivers

• RF suppression for DC lines on PCB

• anti-aliasing for A/D converter

• excellent power handling, 8.5W

• small size

• 7 sections

• temperature stable

• patent pending

CASE STYLE: FV1206

LFCN-80

DC-80

145

190

215-1550

4500

20

1.2

7

MODEL

NO.

PASSBAND

(MHz)

fco, MHz

Nom.

(loss 3 dB)

Typ.

STOP BAND (MHz)

(loss, dB)

(loss < 1 dB)

Max.

VSWR (:1)

Stopband

Typ.

Passband

Typ.

NO. OF

SECTIONS

fR 20 dB

20dB

3dB

40dB

1dB

FREQUENCY

f 20

f co

f 20

Min.

fr 20

Typ.

40

Typ.

Typical Performance Data at 25°C

Frequency

(MHz)

Insertion Loss

(dB)

VSWR

(:1)

schematic

schematic

schematic

schematic

schematic

typical frequency response

typical frequency response

typical frequency response

typical frequency response

typical frequency response

RF IN

RF OUT

*Passband rating, derate linearly to 3.5W at 100°C ambient.

A

B

C

D

E

F

G

.126

.063

.037

.020

.032

.009

.169

3.20

1.60

0.94

0.51

0.81

0.23

4.29

HJ

K

L

M

N

P

wt

.087

.024

.122

.024

.087

.012

.071 grams

2.21

0.61

3.10

0.61

2.21

0.30

1.80

.020

Model

Price

Qty.

LFCN-80

$3.99

(10-49)

LFCN-80D

$4.49

(10-49)

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

DC to 80 MHz

Low Pass Filter

Ceramic

LFCN-80

REV. B

M96263

LFCN-80

ED-11690/1

RVN/AD/CP

050113

NEW!

1.00

0.22

1.05

51.00

0.59

1.15

75.00

0.81

1.22

100.00

1.14

1.18

145.00

3.27

2.06

165.00

6.35

2.22

190.00

29.96

6.35

200.00

33.16

7.47

215.00

41.46

8.23

500.00

44.42

38.61

1050.00

48.99

108.58

1550.00

46.23

56.04

2050.00

36.35

26.74

3050.00

37.33

42.38

4750.00

20.80

18.30

LFCN-80

INSERTION LOSS

0

10

20

30

40

50

60

70

80

0

1000

2000

3000

4000

5000

FREQUENCY (MHz)

LFCN-80

VSWR

1

10

100

1000

0

1000

2000

3000

4000

5000

FREQUENCY (MHz)

1. For Applications requiring DC voltage to be applied to the Input or output, use LFCN-80D (DC Resistance to

ground is 100 Mohms min.)