ISL71091SEH Radiation Hardened Ultra Low Noise, Precision Voltage References

July 24, 2014
Intersil's ISL71091SEH rad hard voltage reference family offers voltages previously unavailable for the rad hard space market, enabling better overall accuracy for 11-bit and 12-bit ADC resolution applications. The ISL71091SEHx offers the industry’s best output voltage noise and a reference voltage that is stable over time, temperature and ionizing radiation, providing increased precision in satellite data acquisition, signal processing and power management applications. Features • 2.048V, 3.3V, 4.096V and 10V output voltage options with a wide input voltage range up to 30V an initial accuracy of 0.05% • ±0.15% voltage accuracy over temperature (-55ºC to +125ºC) • ±0.25% voltage accuracy over ionizing radiation (50krad(Si) low dose rate, 100krad(Si) high dose rate) • Low 6ppm/ºC temperature coefficient • Sources 10mA and sinks -5mA Applications • Precision voltage sources for data acquisition system for space applications • Strain and pressure gauge for space applications • Radiation hardened PWM requiring precision outputs

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