VBFZ-780-S+

Overview

The VBFZ-780-S+ is a connectorized bandpass filter from Mini-Circuits, designed for RF applications. It operates within a frequency range of 710 to 850 MHz, centered at 780 MHz with a bandwidth of 140 MHz. The component features SMA connectors and maintains a 50 Ohm impedance. Key electrical specifications include an insertion loss of 1.76 dB. The unit utilizes the FF1145 case style and meets ENV28 environmental ratings, ensuring reliability in various operational conditions.

Feature Summary

• Provides precise signal filtering within the 710 to 850 MHz frequency range
• Utilizes SMA connectors for reliable coaxial interfacing
• Constructed with high-reliability materials suitable for demanding environments

Applications

• Wireless infrastructure systems
• Aerospace and defense electronics
• Test and measurement equipment

Procurement Notes

Verify the specific suffix 'S+' indicates SMA connectors when ordering. Confirm the part status is active as availability may vary. Ensure compatibility with 50 Ohm system impedance. Check datasheet for detailed mechanical dimensions and mounting requirements before integration into PCB designs or chassis assemblies.

Selection Notes

Select this model for applications requiring a fixed center frequency of 780 MHz. Consider the 140 MHz bandwidth for signal isolation needs. Evaluate insertion loss specifications against system sensitivity requirements. Compare physical dimensions of the FF1145 case style with available board space constraints.

Part Context

This component belongs to Mini-Circuits' line of RF filters, specifically the VBFZ series. These filters are engineered for high performance in microwave and radio frequency circuits. The brand specializes in components for wireless, aerospace, and test markets, offering over 10,000 active models across various product lines including discrete semiconductors and connectors.

Replacement Considerations

Consult official Mini-Circuits documentation for direct substitutes. Verify that alternative parts match the 710-850 MHz passband and SMA interface. Ensure equivalent insertion loss and environmental ratings are maintained for critical applications.