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DS100219

7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical

support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.

RFFC0085

*Important Application Note

The following low pass filter should proceed the RFFC0085 in all applications. This filter is used to

reduce down stream interference. This low pass filter is not included on the RFFC0085 evaluation

board.

C4

13pF

C6

15pF

L2

100nH

L4

68nH

L6

68nH

R2

180

Ω

75O RF In

C2

4.3pF

To RFFC0085

RF Input (J3)

C7

3.9pF

C5

15pF

C1

10pF

C3

18pF

Component List for Low Pass Filter:

Circuit Symbol

Value

C7

3.9pF

C2

4.3pF

C1

10pF

C4

13pF

C5, C6

15pF

C3

18pF

L4, L6

68nH

L2

100nH

R2

180 ohm