MHW927A MHW927B

2

MOTOROLA RF DEVICE DATA

Figure 1. MHW927A / B Test Circuit Diagram

*Module input power is forward power as sampled by the directional

MHW927 INTERNAL DIAGRAM

INPUT*

POWER

METER

REFLECTED

POWER

METER

10 dB

MINIMUM

ATTENUATION

RF SIGNAL

GENERATOR

POWER

TERMINATION

20 dB DUAL DIRECTIONAL

COUPLER

RF

OUT

RF

IN

20 dB

ATTENUATOR

SPECTRUM

ANALYZER

OUTPUT

POWER

METER

Z1

Z2

C1, 2, 3 — 0.018

µF

C4, 5, 6 — 0.1

µF

C7, 8, 9 — 1.0

Z1, Z2 — 50

Ω MICROSTRIP

1

2

90 DEGREE

HYBRID

JUNCTION

50

Ω

TERMINATION

6 dB PAD

6 dB PAD

CIRCULATORS

TEST FIXTURE

C4

50

Ω

TERMINATION

C1

3

C7

4

5

VBIAS

(TYPICAL)(1)

VS2

12.5 V

@ 160 mA

(TYPICAL)

VS3

12.5 V

@ 1.25 mA

(TYPICAL)

20 dB DUAL DIRECTIONAL

COUPLER

RF SIGNAL

GENERATOR

C5

C2

C8

C3

C6

C9

+

+

+