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CA0287 SMD Filter
RF Filter

SMD Filter CA0287

BandwidthDC-4.4GHz, Rejection40@5.3-8.1GHz, 20@8.1-8.8GHz

Model
CA0287
Stock
In stock: 296
Address
BLD# 4-3A, No. 118 Hangtian Road, Chenghua District, Chengdu, Sichuan, China.

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Description

Characteristics and Application

Low temperature drift, high power.

Small size, easy to integrate.

Technical parameters superior to LTCC filters.

Applied in fields such as radar, electronic countermeasures, and mobile communication.

Tech specifications

ItemsParametersUnits
Center Frequency2.2GHz
BandwidthDC-4.4GHz
IL1.6dB
Ripple1.6dB
VSWR1.7:1
Group delay ripple1.0ns
Rejection40@5.3-8.1GHzdBc
Rejection20@8.1-8.8GHzdBc

Other requirement (Design assurance)

power5W CW
Operation Temp.-55~+85℃
Storage Temp.-55~+85℃

Configuration

Suggested PCB Layout

Note

1:建议分腔使用,端口可互换,单侧距离侧壁1.0mm,表面距上盖2.0mm,支持260℃回流焊;

2: Grounding is very important, only good grounding can maximize the performance of the filter;

3: During the cleaning process, the filter should not be immersed in the cleaning solution for a long time;

4: Filling absorbing material above the filter can achieve better harmonic suppression.

Reference picture

Schematic diagram

Typical test curve

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