CER0821B

2140 MHz BPF

Document No. 008-0256-0

Page 1 of 2

Rev. X4VH

Features

• Low Loss

• High Rejection

• Excellent Return Loss

Description

Surface mount, silver (Ag) coated

neodymium ceramic filter. Developed for

use in 880 MHz infrastructure applications.

Weight: 2.6 grams typical

Material: Filter is composed of a ceramic

block plated with Ag.

Filter complies with RoHS standards.

Note: Supplier shall test each filter to the critical electrical specifications of the above table. Any subsequent audits may deviate from in value due to

measurement repeatability among different test systems. Such deviations shall not exceed the following limits:

Specification Allowance

Insertion Loss

0.1 dB

Return Loss

1.0 dB

Stopbands

1.0 dB

Electrical Specifications

Revision A – Origin Date: July 28, 2011 – Revision Date: July 28, 2011

- CTS Electronic Components - www.ctscorp.com – 4800 Alameda Blvd NE, Albuquerque, NM 87114 -

•“This product is covered by one or more of the following U.S. and foreign patents including: US 4,692,726;US 4,742,562; US 4,800,348;US 4,829,274;US 5,146,193;EP 0573597;DE 0573597;FR 0573597;JP 508149/92;KR 142171;US

5,162,760;US 5,218,329;US 5,250,916;US 5,327,109;US 5,488,335;CA 2114029;FR 9306297;GB 2273393;JP 3205337;KR 115113;CN 93106228.4;US 5,512,866;EP 0706719;DE 0706719;FR 0706719;GB 0706719;CN 95190359.4;US

5,602,518;US 5,721,520;US 5,745,018;EP 0910875;DE 0910875;DK 0910875;FR 0910875;GB 0910875;IE 0910875;JP 505182/98;KR 10-323013;US 5,994,978;US 6,462,629;CN 00810420.4;US 6,559,735;US 6,650,202;US

6,834,429.Other US and foreign patents pending.

•CTS Corporation 2006 reserves all copyrights in the layout, design and configuration of the patterns on this product.”

Parameter

Frequency

MHz

Typical

@ 25ºC

Specification

@ 25ºC

Spec over

-40ºC to +85ºC

Passband Iloss

2070 - 2210

-1.8

-2.3

-2.5

Passband Ripple

2070 - 2210

0.8

1.1

1.2

Passband Return Loss @ Port 1

2070 - 2210

-16.0

-14.0

-14.0

Passband Return Loss @ Port 2

2070 - 2210

-16.0

-14.0

-14.0

Attenuation

1 - 1600

-52.0

-48.0

-48.0

1600 - 1900

-47.0

-40.0

-40.0

1920 - 1980

-35.0

-25.0

-25.0

1980 - 2031

-16.3

-15.0

-15.0

2250 - 2300

-16.8

-15.0

-15.0

2300 - 2450

-43.0

-20.0

-20.0

2450 - 2600

-41.0

-35.0

-35.0

2600 - 3000

-34.0

-28.0

-28.0

Power into any port

1 Watt max