BB664H7902XTSA1

Overview

The BB664H7902XTSA1 is a single varactor diode manufactured by Infineon Technologies, designed for surface-mount applications in the SCD-80 package. It features a peak reverse voltage rating of 30 V and operates within a junction temperature range of -55°C to 150°C. The device exhibits a capacitance of 2.75 pF at 28 V reverse bias and 1 MHz frequency, with a capacitance ratio of 17.8 under C1/C28 conditions. This component belongs to the BB664 series and is classified as a variable reactance diode.

Feature Summary

• Single-channel varactor configuration optimized for surface-mount integration
• Capable of operation across an extended industrial temperature spectrum
• Provides defined capacitance variation characteristics for tuning circuits

Applications

• TV tuner circuits
• Satellite receiver tuners
• Frequency modulation (FM) radio receivers

Procurement Notes

Verify current availability status as this component may be subject to discontinuation or limited supply constraints. Confirm that the SCD-80 package dimensions align with existing PCB footprints. Ensure that the 30 V reverse voltage rating meets the specific circuit requirements. Check for RoHS compliance documentation if required by local regulations. Validate that the operating temperature range suits the intended environmental conditions.

Selection Notes

Select this component when a single varactor diode with a 30 V rating is required for high-frequency tuning applications. The SCD-80 package offers a compact solution for space-constrained designs. Consider the 2.75 pF capacitance value at 28 V to ensure it fits the desired tuning range. Verify compatibility with standard surface-mount assembly processes. Evaluate the 17.8 capacitance ratio for necessary tuning linearity.

Part Context

This part belongs to the BB664 series of varactor diodes from Infineon Technologies. The series is commonly utilized in consumer electronics for frequency selection and tuning purposes. The H7902 suffix indicates specific packaging and handling characteristics consistent with Infineon's standard product nomenclature for this component family.

Replacement Considerations

Consult official Infineon documentation for verified substitute part numbers. Cross-reference electrical parameters such as peak reverse voltage, capacitance values, and package type before substitution. Ensure any alternative component matches the SCD-80 footprint and thermal specifications.