VBFZ-1690-S+

Overview

The VBFZ-1690-S+ is a connectorized bandpass filter from Mini-Circuits, designed for RF applications. It operates with a center frequency of 1.69 GHz and provides a bandwidth of 470 MHz. The device covers a frequency range of 1455 to 1925 MHz. Key electrical specifications include an insertion loss of 1.31 dB and rejection levels of 20 dB or higher. It utilizes SMA connectors and is housed in the FF1145 case style. The component supports an operating temperature range from -55°C to 100°C.

Feature Summary

• Provides precise bandpass filtering within the specified frequency range
• Features low insertion loss for efficient signal transmission
• Constructed with SMA connectors for reliable interconnection
• Designed for operation across a wide industrial temperature range

Applications

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

Procurement Notes

Verify the exact part number suffix against official Mini-Circuits documentation to ensure correct connector type and performance specifications. Confirm lead times and availability through authorized distributors, as standard lead times may vary. Ensure compatibility with existing system requirements regarding frequency range and environmental conditions before procurement.

Selection Notes

Select this component when a fixed center frequency of 1.69 GHz is required with specific bandwidth constraints. Consider the FF1145 package size and SMA interface for integration into compatible PCB layouts or cable assemblies. Evaluate the insertion loss and rejection characteristics against system sensitivity requirements to ensure adequate signal integrity.

Part Context

This component belongs to the Mini-Circuits family of RF filters, which includes various ceramic and LTCC technologies. The VBFZ series specifically offers connectorized solutions for demanding applications. Mini-Circuits manufactures these components to meet high reliability standards for global markets, supporting diverse RF and microwave design needs.

Replacement Considerations

Consult official Mini-Circuits substitution guides for verified alternatives. Cross-reference technical parameters such as center frequency, bandwidth, and insertion loss to ensure functional equivalence. Verify mechanical dimensions and connector types to maintain physical compatibility in existing designs.