SXBP-140+

Overview

The SXBP-140+ is a surface-mount bandpass filter designed for RF applications. It operates with a center frequency of 140 MHz and provides insertion loss typically around 1.5 dB. The component exhibits high selectivity with sharp roll-off characteristics on both sides of the passband. It supports a power handling capability suitable for standard communication systems. The device utilizes a compact SMD package to facilitate automated assembly and space-constrained PCB layouts.

Feature Summary

• Provides selective frequency filtering with defined passband and stopband attenuation
• Designed for surface-mount technology integration
• Engineered for stable performance in RF signal processing paths

Applications

• RF front-end filtering in communication receivers
• Interstage filtering in multi-stage amplifier chains
• Frequency selection in test and measurement equipment

Procurement Notes

Verify the specific datasheet revision and ordering suffix upon procurement. Confirm that the package type matches the intended PCB footprint. Ensure environmental ratings align with operational requirements. Cross-reference part numbers with official Mini-Circuits documentation to avoid counterfeit components.

Selection Notes

Select this component based on its specific center frequency and bandwidth requirements. Evaluate insertion loss and out-of-band rejection against system noise figure constraints. Consider physical size limitations when choosing between surface-mount variants. Verify impedance matching capabilities for the target circuit topology.

Part Context

This component belongs to the Mini-Circuits SXBP series of surface-mount bandpass filters. The series offers various center frequencies tailored for different RF bands. These filters are commonly used in wireless infrastructure and mobile devices. The design emphasizes low profile and consistent electrical performance across temperature ranges.

Replacement Considerations

Consult official Mini-Circuits substitution guides for verified equivalents. Direct replacements must match center frequency, bandwidth, and package dimensions. Verify that alternative components meet identical electrical specifications. Generic substitutes may not provide equivalent performance without detailed validation.