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How does HVC HVD compare to Diotec in performance and specifications?

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How does HVC HVD compare to Diotec in performance and specifications?

When engineers conduct side-by-side technical evaluation between HVC's HVD series and Diotec's equivalent products, HVC consistently demonstrates measurable advantages in key parameters critical for long-term reliability in medical and industrial high-voltage applications.

Rated Reverse Voltage (VRRM)	30kV	35kV	✅ +17% headroom
Test Parameter	Diotec 2CL76 (Typical)	HVD-30K-Equivalent (Typical)	Performance Delta
Average Forward Current (IFAV)	50mA	75mA	✅ +50% capacity
Reverse Recovery Time (trr)	200ns typical	80ns typical	✅ 2.5x faster
Reverse Leakage Current (IR)	≤10μA @ 25°C	≤3μA @ 25°C	✅ 70% lower leakage
Junction Capacitance (Cj)	8pF typical	5pF typical	✅ 38% lower capacitance
Operating Temperature (Tj)	-40°C ~ +125°C	-55°C ~ +150°C	✅ Wider range
Storage Temperature (Tstg)	-65°C ~ +175°C	-65°C ~ +175°C	Equivalent
Thermal Resistance (Rth(j-c))	15°C/W typical	12°C/W typical	✅ 20% better cooling

European Dental X-Ray Equipment Manufacturer (Diotec → HVD Migration):

Replaced Diotec 2CL71FK (15kV, 50mA) in portable dental X-ray unit voltage doubler circuit.

Image quality consistency	92% pass rate (batch variation)	99.2% pass rate	✅ Stable output
Metric	Before (Diotec)	After (HVD)	Improvement
Unit field failure rate	1.8% annual return rate	0.15% annual return rate	✅ 12x reliability gain
Operating temperature rise	ΔT = +18°C above ambient	ΔT = +11°C above ambient	✅ 39% cooler
Qualification cycle time	10 weeks	4 weeks	✅ 60% faster
BOM cost per unit	€4.20	$2.85 USD (~€2.62)	✅ 38% cost reduction