HTZ270H48K

Diode Arrays Overview

The HTZ270H48K is a high-voltage diode rectifier module from the IXYS HTZ270H series. It features a single pair of diodes in a series connection configuration, designed for chassis mounting. The device has a maximum repetitive peak reverse voltage (VRRM) of 48,000 V and a continuous direct forward current rating of 4.1 A at an ambient temperature of 35°C. The maximum forward voltage is 46 V at a peak current of 12 A. The module weighs approximately 2.2 kg.

Diode Arrays Feature Summary

• Engineered for extreme high-voltage applications with a 48 kV blocking capability.
• Features a robust chassis mount module design suitable for heavy-duty industrial environments.
• Capable of handling significant surge currents up to 200 A under specified thermal conditions.

Diode Arrays Applications

• High voltage DC power transmission systems
• Industrial electrostatic precipitators
• High voltage testing equipment

Diode Arrays Procurement Notes

Verify component authenticity through authorized IXYS distributors or official datasheets. Confirm that the specific part number matches the required 48,000 V rating. Check for RoHS compliance status as indicated in manufacturer documentation. Ensure proper handling procedures are followed due to the module's weight and mechanical mounting requirements.

Diode Arrays Selection Notes

Select this module when system designs require high voltage isolation exceeding standard semiconductor limits. Evaluate thermal management strategies based on air-cooled or oil-cooled operating conditions. Consider the physical dimensions and chassis mounting holes for integration into existing enclosures. Verify frequency range compatibility with the intended application circuit.

Diode Arrays Part Context

This component belongs to the HTZ270H series, which offers various voltage ratings ranging from 40 kV to 64 kV. The series is characterized by high reliability and rugged construction for demanding power electronics applications. Other variants in the series share similar current ratings but differ in their maximum reverse voltage specifications.

Diode Arrays Replacement Considerations

Direct replacements must match the 48 kV rating and 3.4 A average current. Verify pinout compatibility and mounting hole patterns. Consult IXYS documentation for updated series information as availability may vary.

Diode Arrays FAQ

What is the maximum repetitive peak reverse voltage for the HTZ270H48K?

The maximum repetitive peak reverse voltage (VRRM) is 48,000 V.

How does the thermal resistance differ between air and oil cooling?

The thermal resistance junction-to-ambient is 0.95 °C/W for air cooling, while the thermal resistance junction-to-oil is 0.77 °C/W for oil cooling.

What is the surge forward current rating?

The non-repetitive surge forward current (IFSM) is rated at 200 A for a 10 ms half-sine wave pulse.