voltage derating

voltage derating

[′vōl·tij ¦dē′rād·iŋ]
(electricity)
The reduction of a voltage rating to extend the lifetime of an electric device or to permit operation at a high ambient temperature.
References in periodicals archive ?
30 A at 100 kHz, and operate over a temperature range of -55 C to +105 C with voltage derating above +85 C.
The devices operate over a temperature range from -55[degrees]C to +105 [degrees]C with voltage derating above +85[degrees]C.
TCJ Series capacitors maintain 20% recommended voltage derating, extends usable voltage range
The devices operate over a temperature range of -55 AC to +105 AC with voltage derating above +85 AC.
But, the capacitor rating declines over time to conform to the voltage they are used at and very large voltage derating factors do not add as much life as the derating would indicate.
In addition, the TCN Series polymer capacitors are suitable for continuous operation with just 20% voltage derating due to their reduced ignition failure mode and surge current robustness.
The devices operate over a temperature range of -55 AuC to +105 AuC with voltage derating above +85 AuC.
With its enhanced voltage derating and low ESR values, the T521 Series is asserted to deliver increased performance and reliability within a smaller package size compared to currently available capacitor options.
Sequence's tools support timing analysis with voltage derating due to IR drop across the switches, enabling designers to understand the switches' effects on timing.
ST s new SiC diodes are automotive qualified, and feature increased reverse-breakdown voltage of 650V, satisfying the voltage derating factors applied by designers and car manufacturers to ensure suitable safety margin between normal and short-term peak voltages across the semiconductors used in OBC.
3V * Temperature range: -55[degrees]C up to 200[degrees]C with voltage derating Pricing Competitive market levels Start at $0.
Additional voltage derating typically means going from 500 to 600 volts and from 1000 to 1200 volts which significantly increases the on resistance and conduction losses of the devices with corresponding lower efficiencies.