Datasheet > 275-20-12

275-20-12

更新时间： 2024-11-15 10:55:39

品牌	Logo	应用领域
APITECH		/
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Fixed Attenuator

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275-20-12 数据手册

Fixed Coaxial Attenuators

Model 275

Medium Power, SMK Connectors

Conduction Cooled, Bi-directional Design

dc to 40.0 GHz

5 Watts

RoHS

ꢀ

TEST DATA: Swept data plots of attenuation and SWR

from 50 MHz to 40 GHz.

CONNECTORS: SMK (2.92mm) Male/Female connectors

- mate nondestructively with SMAꢀper MIL-C-39012, 3.5mm

and other 2.92mm connectors.

Connector Options

Type/Description

SMK, Female

SMK, Male

CONSTRUCTION: Aluminum body, gold plated beryllium

copper contacts.

Features

WEIGHT: 17 g (0.6 oz.) maximum

PHYSICAL DIMENSIONS:

Compact Construction - Lowest size/power ratio.

Precision injection molded connectors.

Designed to meet environmental requirements of

MIL-DTL-3933.

Flat Response & Low SWR.

Specifications

NOMINAL IMPEDANCE: 50 Ω

FREQUENCY RANGE:

dc to 40.0 GHz

MAXIMUM DEVIATION OVER FREQUENCY:

Nominal

Deviation (dB)

ATTN (dB)

dc-26.5 GHz

+ 0.50

26.5-40 GHz

+ 1.00

6, 10, 20, 30

+ 0.80

+ 1.50

MAXIMUM SWR:

Dash No.

Connector Type

DIM A

Frequency (GHz)

dc - 26.5

26.5 - 40

SWR

1.25

1.45

2.92mm Female/Female 39.6 (1.56)

2.92mm Male/Female

2.92mm Male/Male

44.2 (1.74)

48.8 (1.92)

POWER RATING: 5 watts average (bi-directional) with

case temperature limited to 100 °C with appropriate con-

ductive heat sink. 200 watts peak (5 μsec pulse width;

1.25% duty cycle).

NOTE: All dimensions are given in mm (inches) and are

nominal, unless otherwise specified.

MODEL NUMBER DESCRIPTION:

Example:

POWER COEFFICIENT: <0.002 dB/dB/watt

TEMPERATURE COEFFICIENT: <0.0004 dB/dB/°C

TEMPERATURE RANGE: -55 °C to 100 °C (case)

275 - XX - XX*

Connector Options

-11 Female/Female

-12 Female/Male

-22 Male\Male

Attenuation

Value (dB)

Basic

Model

Number

*Unit is bi-directional and full power may be applied to either connector.

5305 Spectrum Drive, Frederick, MD 21703-7362 s TEL: 301-846-9222, 800-638-2048 s Fax: 301-846-9116

web: www.aeroflex.com/weinschel s email: weinschel-sales@aeroflex.com

Revision Date: 9/30/2012

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