ZDC833ATC

Overview

The ZDC833ATC is a dual common cathode varactor diode manufactured by Diodes Incorporated. It is designed for surface-mount applications in the SOT-23-3 package. The device features a peak reverse voltage of 25 V and a capacitance ratio of 6.5. At 2 V reverse bias and 1 MHz, the capacitance is 36.3 pF. The quality factor is specified as 200 at 3 V and 50 MHz. The junction temperature range extends from -55°C to 150°C.

Feature Summary

• Dual common cathode configuration for compact circuit design
• High quality factor suitable for RF tuning applications
• Surface-mount construction in a small outline package

Applications

• RF tuner circuits
• Voltage-controlled oscillators
• Frequency modulation stages

Procurement Notes

Verify component authenticity through authorized distribution channels. Confirm package marking matches the SOT-23-3 designation. Ensure storage conditions comply with moisture sensitivity levels. Check for obsolescence status prior to finalizing procurement plans. Validate datasheet revisions against current production versions.

Selection Notes

Select this component when a dual varactor structure is required within limited board space. Consider the 25 V reverse voltage limit for high-voltage RF environments. Evaluate the 36.3 pF baseline capacitance against target frequency ranges. Assess thermal management requirements given the 150°C junction limit.

Part Context

This part belongs to the discrete semiconductor product category under variable capacitance diodes. Diodes Incorporated produces this series for radio frequency signal processing. The SOT-23-3 form factor supports automated surface-mount assembly processes.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.