Philips Semiconductors B.V.

Low cost DECT Power Amplifier

PH97005

RNR-T45-97-M-0931

BOAR D LAYOUT

Figure 5 shows the layout of the PCB, which has the following properties:

type: FR 4 bilayer (backside ground)

h = 0.71 mm

t = 35

µm (Cu cladding, not coated)

ε

tan

δ = 0.02

Figure 5:Layout of the DECT PA demo board.

All resistors and capacitors used are Philips 0603 SMD types. Appendix A contains the part list

of the demo board. The position of components C2, C3, C5 and C10 is critical.

The artwork file is available on floppy disc (DXF format).

R1

C1

C2

C3

C4

C5

C6

C7

C8

C9

C10

C11

C12

C13

R2

R3

R4

R5

R6

R7

Q1

Q2

Q3

TL1

TL2

TL3

TL4

TL5

TL6

TL7

TL8