0dB

+5dB

-5dB

-10dB

-15dB

-20dB

-25dB

-30dB

-35dB

-40dB

DC

100Hz

1kHz

10kHz

.1MHz

1MHz

10MHz

100MHz

1GHz

200pF

50pF

Attenuation vs. Frequency

Model 4120R-601-250/500

Model 4420-601-250/500

50pF - 3dB @ 84 MHz

Attenuation vs. Frequency

Model 4120R-601-250/201

Model 4420P-601-250/201

200pF - 3dB @ 21 MHz

indicates - 3dB rolloff frequency (f )

c

Specifications are subject to change without notice.

The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.

Users should verify actual device performance in their specific applications.

601 Series - RC Network T-Filters

REV. 09/14

Attenuation Vs. Frequency - Typical Capacitor Values With R= 25 Ohms

These low-pass filters are ideal for installation between I/O drivers and RS 232

connectors.

Insert RC/CC Code from table below to

form part number.

RCRCCC

250

25

500

50 pF

270

27

101

100 pF

470

47

181

180 pF

820

82

201

200 pF

101

100

Typical Circuit

11

R

10

20

1

R

C

R

4120R-601-RC/CC

4420R-601-RC/CC

How To Order EMI/RFI Filter Networks

44 20 P - 601 - RC/CC __

Model

Terminations

(44 = SMD SOIC Pkg)

L = RoHS compliant (tin-plated)

(41 = Molded DIP)

Blank = Tin-lead plated

Number of Pins

Resistance/Capacitance Code

• First 2 digits are significant

• Third digit represents the

Physical Configuration

number of zeros to follow

P = Surface Mount Device (SMD)

R = Molded DIP

Electrical Configuration

For tube packaging, use code

“T06”

Consult factory for values not listed.

Packages Available

4420P-601-*RC/CC-SMD

4120R-601-*RC/CC-DIP

4118R-601-*RC/CC-DIP

*First two digits are significant. Third digit

represents the number of zeros to follow.

Seven circuits in an 18-pin package.

Eight circuits in a 20-pin package.