BB439E6327HTSA1

Overview

The BB439E6327HTSA1 is a single varactor diode manufactured by Infineon Technologies, housed in an SOD-323 surface-mount package. It features a maximum reverse voltage of 28 V and a minimum tuning ratio of 5. The device operates within a temperature range of -55°C to 125°C, with a forward current rating of 20 mA. Capacitance specifications include a minimum value of 4.3 pF and a typical capacitance of 31.5 pF. The component measures 1.7 mm in length and 0.85 mm in height, weighing approximately 33 mg.

Feature Summary

• Single varactor diode configuration for frequency tuning applications
• AEC-Q100 qualified for automotive reliability standards
• Compact SOD-323 surface-mount packaging

Applications

• UHF and VHF tuner circuits
• Frequency modulation systems
• RF filter tuning networks

Procurement Notes

Verify the EOL status before procurement as discontinuation notifications exist. Confirm AEC-Q100 qualification requirements against specific design needs. Check for alternative packaging options if reel quantities are required. Validate pinout compatibility during integration planning.

Selection Notes

Select this component for designs requiring AEC-Q100 certified varactors in small form factors. Ensure operating voltages remain below the 28 V reverse limit. Consider the 31.5 pF typical capacitance for impedance matching calculations. Verify thermal management capabilities within the specified temperature range.

Part Context

This part belongs to the BB439 series of varactor diodes from Infineon. It shares the SOD-323 footprint common across many surface-mount semiconductor components. The E6327 suffix indicates specific binning or packaging variations within the manufacturer's lineup.

Replacement Considerations

No public confirmed substitute part numbers are available. The component is subject to discontinuation.