CER0255B

Description：RF DUPLEXER 899/938MHZ MONOBLOCK
Series：-
Mfr：Tusonix a Subsidiary of CTS Electronic Components
Package：Tape & Reel (TR)

SKU:db1d8f9fd82e Category: RF Multiplexers Brand: Tusonix a Subsidiary of CTS Electronic Components

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Product introduction

Product Detailed Parameters

Description：RF DUPLEXER 899/938MHZ MONOBLOCK
Series：-
Mfr：Tusonix a Subsidiary of CTS Electronic Components
Package：Tape & Reel (TR)
Type：Duplexer
Frequency Bands (Low / High)：935MHz ~ 941MHz / 896MHz ~ 902MHz
Low Band Attenuation (min / max dB)：45.00dB / 47.00dB
High Band Attenuation (min / max dB)：50.00dB / 53.00dB
Return Loss (Low Band / High Band)：10.0dB / 10.0dB
Mounting Type：Surface Mount
Package / Case：Monoblock, 3 PC Pad
Grade：-
Qualification：-

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CER0255B

Overview

The CER0255B is a ceramic bandpass filter manufactured by Tusonix, a subsidiary of CTS Electronic Components. It operates within the frequency bands of 935MHz to 941MHz for the low band and 896MHz to 902MHz for the high band. The device features a low band attenuation ranging from 45.00dB to 47.00dB. Constructed with a ceramic block plated with silver and a shield made of nickel silver plated steel, it complies with RoHS standards.

Feature Summary

Utilizes single-layer and multi-layer ceramic technology for EMC compliance
Features a ceramic block construction plated with silver
Includes a shield made of nickel silver plated steel

Applications

RF signal filtering in communication systems
Electromagnetic compatibility (EMC) suppression
Low band and high band frequency selection

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and specific attenuation values against current datasheets. Ensure packaging matches Tape & Reel specifications. Validate that the supplier provides official documentation supporting the part number and material composition details.

Selection Notes

Select this component when specific ceramic filter characteristics are required for frequency bands around 900MHz. Consider the physical construction involving silver plating and nickel silver shielding for environmental durability. Evaluate the attenuation performance requirements against the specified 45dB to 47dB range for low band applications.

Part Context

Tusonix produces thousands of product variations using ceramic technology to meet demanding EMC requirements. This filter represents their capability in generating diverse standard and custom solutions for electromagnetic interference suppression across various industrial and commercial applications.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided data. Consult manufacturer catalogs for equivalent ceramic filters with matching frequency and attenuation specifications.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.