What is the HVC alternative for Diotec 2CL/BY/DD/HV series high voltage diodes?

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What is the HVC alternative for Diotec 2CL/BY/DD/HV series high voltage diodes?

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What is the HVC alternative for Diotec 2CL/BY/DD/HV series high voltage diodes?

HVC Capacitor provides comprehensive replacement solutions covering Diotec Semiconductor's complete high-voltage diode portfolio — including the ubiquitous 2CL multiplier stacks, BY high-voltage rectifiers, DD fast recovery diodes, and HV ultra-high-voltage series.

Diotec SeriesTypeVoltageCurrentHVD ReplacementKey Upgrade
2CL71 / 2CL73 / 2CL75 / 2CL77Voltage Multiplier Stack10kV – 35kV10mA – 100mAHVD-Multiplier Stack✅ Higher PD immunity
BY Series (BY299/BY399 etc.)HV Rectifier1kV – 8kV0.5A – 3AHVD-BY Equivalent✅ Faster trr
DD Series (DDxxN)Fast Recovery2kV – 6kV0.2A – 1AHVD-Fast Recovery✅ 30% lower Qrr
HV Series (HV08-HV24)Ultra-HV Rectifier8kV – 24kV50mA – 200mAHVD-UltraHV✅ Extended to 50kV+

Diotec's 2CL series is the industry-standard building block for Cockcroft-Walton voltage multiplier cascades used in:

* Medical X-ray and CT imaging high-voltage generators

* NDT (Non-Destructive Testing) X-ray inspection equipment

* Electrostatic precipitator power supplies

* Scientific instrumentation (mass spectrometers, electron microscopes)

HVD-Multiplier Stack advantages over 2CL:

* Partial Discharge Inception Voltage (PDIV): HVD achieves >80% of rated voltage before PD onset vs Diotec's typical 60-70%

* Thermal Stability: Junction temperature coefficient reduced by 25%, enabling higher ambient operation without derating

* Surge Withstand: 2x higher IFSM (Forward Surge Non-Repetitive Maximum) rating

* Long-Term Reliability: MTBF projection >500,000 hours under nominal conditions (vs Diotec's ~300,000 hours)

Need more details? Contact sales@hv-caps.com or call +86-13689553728 for technical support and quotation.

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