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

LFCN-105

DC-105

180

250

265-1650

4750

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

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

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

fR 20 dB

20dB

3dB

40dB

1dB

FREQUENCY

f 20

f co

RF IN

RF OUT

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

1.00

0.17

1.04

51.00

0.42

1.06

100.00

0.70

1.12

150.00

1.18

1.11

180.00

1.94

1.44

200.00

3.47

1.93

250.00

18.52

4.06

260.00

24.46

4.16

300.00

44.49

4.95

1050.00

62.21

96.51

1750.00

42.50

57.91

2550.00

28.22

26.74

3550.00

25.32

29.46

4050.00

22.87

35.46

4750.00

22.07

18.11

1. For Applications requiring DC voltage to be applied to the Input or output, use LFCN-105D (DC Resistance to

ground is 100 Mohms min.)

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Mini-Circuits

®

Mini-Circuits ISO 9001 & ISO 14001 Certified

DC to 105 MHz

Low Pass Filter

Ceramic

LFCN-105

REV. B

M96263

LFCN-105

ED-11690/3

RVN/AD/CP

050113

NEW!

LFCN-105

INSERTION LOSS

0

10

20

30

40

50

60

70

80

0

1000

2000

3000

4000

5000

FREQUENCY (MHz)

LFCN-105

VSWR

1

10

100

1000

0

1000

2000

3000

4000

5000

FREQUENCY (MHz)

CASE STYLE: FV1206

Model

Price

Qty.

LFCN-105

$3.99

(10-49)

LFCN-105D

$4.49

(10-49)