BP0805A4320ASTR

Overview

The KYOCERA AVX BP0805A4320ASTR is a surface-mount bandpass RF filter designed for signal conditioning applications. It operates at a center frequency of 4320 MHz with a bandwidth of 400 MHz, covering the range from 4120 MHz to 4520 MHz. The component features a 50 Ohm impedance and an insertion loss of 1.2 dB. Packaged in a compact 0805 (2012 metric) footprint measuring 2.03mm x 1.55mm, it supports board mounting via SMD/SMT termination. The device functions within a temperature range of -40°C to +85°C and complies with RoHS3 standards.

Feature Summary

• Provides precise bandpass filtering centered at 4320 MHz with a 400 MHz bandwidth for targeted signal selection.
• Utilizes a low-profile 0805 surface-mount package suitable for high-density PCB layouts.
• Maintains a standard 50 Ohm system impedance to ensure efficient RF signal transmission.

Applications

• RF signal conditioning in wireless communication systems
• Frequency selection in mobile device front-end modules
• Signal filtering in IoT connectivity hardware

Procurement Notes

Verify that the specific ordering suffix matches the required packaging format, such as cut tape or reel, as indicated by the manufacturer part number. Confirm compliance with RoHS3 regulations and check the moisture sensitivity level classification prior to assembly. Ensure the selected variant aligns with the intended thermal operating range of -40°C to +85°C for the target application environment.

Selection Notes

Select this component when a 4320 MHz center frequency with 400 MHz bandwidth is required in a 0805 package. Consider the 1.2 dB insertion loss specification for power budget calculations. Ensure the design accommodates the physical dimensions of 2.03mm length and 1.55mm width. Verify compatibility with SMD/SMT reflow processes and confirm the 50 Ohm impedance matches the circuit requirements.

Part Context

This part belongs to the BP series of bandpass filters manufactured by KYOCERA AVX. These components are engineered for radio frequency applications requiring stable performance in compact form factors. The series supports various center frequencies tailored for different wireless standards, utilizing ceramic technology for reliable signal filtering in consumer electronics and industrial equipment.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Users should consult official distributor databases or manufacturer cross-reference tools for compatible alternatives with matching electrical specifications and package dimensions.