NXP Semiconductors

AN11034

High Ohmic FM LNA

AN11034

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Application note

Rev. 1.0 — 15 July 2011

4 of 14

2.1 Components

Table 1.

Bill of materials

Component

Position

on

Layout

Value Unit Type

Remark

C1

Z3

0.56

pF

MurataGRM1555 Stability (in case of using D2, C1 is

not necessary)

C2, C6

Z4, Z15

330

pF

MurataGRM1555 DC blocking

C3, C5, C4

Z6, Z9,

Z20

47

nF

DC decoupling (C4 is not

necessary)

R1

Z7

6.8

kΩ

Bias setting

R2

Z11

56

Ω

Stability / Matching

R3

Z13

10

Ω

Stability

Z1, Z16,

Z19, Z21

0

Ω

Jumper

Reserved for ESD & matching

Z5, Z8,

Z10, Z12,

Z14, Z17,

Z18,

NC

Not connected

Reserved for ESD & matching

D1

D1

BGU7003W

D2

Z2

PESD5V0F1BL

ESD Diode (optional)

2.2 PCB Layout

Fig 2. PCB material stack