Single Junction Surface Mount Circulator

800MHz, 900MHz, 1800MHz, 1900MHz, 2100MHz

FR31 Series

M/A-COM Inc. and its affiliates reserve the right to make changes to the

product(s) or information contained herein without notice. M/A-COM makes

no warranty, representation or guarantee regarding the suitability of its

products for any particular purpose, nor does M/A-COM assume any liability

whatsoever arising out of the use or application of any product(s) or

information.

• North America Tel: 800.366.2266 / Fax: 978.366.2266

• Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300

• Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298

Visit www.macom.com for additional data sheets and product information.

V7

1

Features

• 20dB Isolation

• 0.35dB Insertion Loss

• Low cost surface mount package

• Custom products available with alternative con-

figurations such as couplers, attenuators, high

power termination and reverse circulation.

Description

M/A COM’s drop-in circulators and isolators, de-

signed for Wireless base station and power amplifier

applications, feature high reliability performance at a

low cost. These designs feature a low cost package

ideally suited for high volume manufacturing. M/A

Com is one of the largest suppliers of isolator and

circulators in the world.

Ordering Information

Part Number

Frequency Range (MHz)

FR31-0001

869—894

FR31-0002

925—960

FR31-0003

1805—1880

FR31-0004

1930—1990

FR31-0009

2110—2170

Outline Drawing

Ω

Parameter

-30°C to +85°C

Isolation

20dB minimum

Insertion Loss

0.35dB maximum

VSWR, all ports

1.22:1

Circulation

Clockwise

Absolute Maximum Ratings

1

1. Operation of this device above any one of these parameters

may cause permanent damage.

Parameter

Absolute Maximum

Forward Power

65 Watts

Operating Temperature

-30°C to +85°C

Storage Temperature

-45°C to +125°C