1

M/A-COM Inc. and its affiliates reserve the right tomake changesto the

product(s) or informationcontainedherein without notice. M/A-COM makes

no warranty, representation or guarantee regardingthe suitability of its

products for any particular purpose, nor doesM/A-COM assume anyliability

whatsoever arising out of the use.

Broadband CATV 1:1 Transmission Line Transformer

50-1200MHz

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

V1

Parameter

Test Conditions

Units

Min.

Typ.

Max.

Frequency Range: 50-1200 MHz

Insertion Loss 1 (Through)

Pin 3 to pin 1

Test fixture loss -10.67dB

50 - 870 MHz

870 - 1002 MHz

1002 - 1200 MHz

dB

dB

dB

-

-

-

0.4

0.7

1.1

0.9

1.0

1.5

Insertion Loss 2 (Coupled)

Pin 2 to pin 1

Test fixture loss -10.67dB

50 - 870 MHz

870 - 1002 MHz

1002 - 1200 MHz

dB

dB

dB

-

-

-

0.4

0.3

0.4

0.7

0.8

0.9

Amplitude Balance

50 - 1002 MHz

1002 - 1200 MHz

dB

dB

-

-

± 0.2

± 0.3

± 0.7

± 0.8

Phase Balance

*

50 - 1002 MHz

1002 - 1200 MHz

°

°

-

-

± 1.0

± 4.0

± 4.0

± 8.0

Input Return Loss

*

50 - 500 MHz

500 - 1002 MHz

1002 - 1200 MHz

dB

dB

dB

18

17.5

11

24

24

15

-

-

-

Electrical Specifications @ 25

°C, 75 Ohm

* Monitored during production tune/test

SM-118A Case Style

Dimensions in inches [mm] Tolerance: .xx ± .02, .xxx ± .010

MABACT0051

Features

• SMT unit

• 1:1 impedance

• Available on tape & reel, reel qty. 900

• Excellent temperature stability

• All wires soldered to substrate using

HMP solder

Description

M/A-COM’s MABACT0051 is a low cost SMT

1:1 Transmission line transformer designed for

high volume CATV Broadband applications.

Suitable for use in 50 Ohm and 75 Ohm

systems