10

RF Device Data

Freescale Semiconductor

MMG3003NT1

50 OHM APPLICATION CIRCUIT: 3400-3600 MHz

Figure 26. 50 OhmTest Circuit Schematic

Z1, Z6

0.347″ x 0.058″ Microstrip

Z2

0.575″ x 0.058″ Microstrip

Z3

0.086″ x 0.058″ Microstrip

Z4

0.085″ x 0.058″ Microstrip

Z5

0.404″ x 0.058″ Microstrip

PCB

RF

OUTPUT

RF

INPUT

C3

C4

C5

Z1

Z2

C1

Z5

Z6

C2

R1

L1

Z4

Z3

DUT

C1

L1

C2

R1

C5

C4

C3

Figure 27. S21, S11 and S22 versus Frequency

3800

−20

20

3200

f, FREQUENCY (MHz)

3300

3400

3600

3700

10

5

0

−5

−10

−15

3500

S22

S11

Figure 28. 50 Ohm Test Circuit Component Layout

15

S21

MMG30XX

Rev 2

Table 13. 50 OhmTest Circuit Component Designations and Values

Part

Description

Part Number

Manufacturer

C1, C2

2.2 pF Chip Capacitors

06035J2R2BS

AVX

C3

68 pF Chip Capacitor

C0805C680J5RAC

Kemet

C4

0.01 μF Chip Capacitor

C0603C103J5RAC

Kemet

0.5 pF Chip Capacitor

06035J0R5BS

AVX

L1

39 nH Chip Inductor

HK160839NJ-T

Taiyo Yuden

R1

7.5 W Chip Resistor

RK73B2ATTE7R5J

KOA Speer

1. Tuning capacitor: Capacitor value and location on the transmission line are varied for different frequencies.