ADL5542

Rev. A | Page 11 of 12

EVALUATION BOARD

Figure 19 shows the schematic for the ADL5542 evaluation

board. The board is powered by a single 5 V supply.

The components used on the board are listed in Table 6. Power

can be applied to the board through clip-on leads (VCC and

GND) or through a 2-pin header (W1).

Figure 17. Evaluation Board Layout (Bottom)

Figure 18. Evaluation Board Layout (Top)

3GND

6

GND

4CB

5

VPOS

1RFIN

8

RFOUT

2GND

7

GND

ADL5542

C5

1.2nF

C4

68pF

C6

1µF

VCC

C2

33pF

C1

33pF

RFIN

RFOUT

L1

47nH

C3

1µF

GND

C7

68pF

C8

OPEN

C9

OPEN

VCC

W1

DUT1

Figure 19. Evaluation Board Schematic

Table 6. Evaluation Board Configuration Options

Component

Function

Default Value

DUT1

Gain block

ADL5542

C1, C2

AC coupling capacitors

33 pF, 0402

C3

Low frequency bypass capacitor

1 μF, 0805

C4, C5, C6, C7, C8, C9

Power supply decoupling capacitors

C4, C7 = 68 pF, 0603

C5 = 1.2 nF, 0603

C6 = 1 μF, 0805

C8, C9 = open

L1

DC bias inductor

47 nH, 0603 (Coilcraft 0603CS-47NXJL_ or equivalent)

VCC and GND

Clip-on terminals for power supply

W1

2-pin header for connection of ground and supply via cable