
Intersil
The ISL71090SEH25 is an ultra low noise, high DC accuracy precision voltage reference with a wide input voltage range from 4V to 30V. The ISL71090SEH25 uses the Intersil Advanced Bipolar technology to achieve sub 2µVP-P 0.1Hz noise with an accuracy over temperature and radiation of 0.15%.
The ISL71090SEH25 offers a 2.5V output voltage with 10ppm/°C temperature coefficient and also provides excellent line and load regulation. The device is offered in an 8 Ld Flatpack package.
The ISL71090SEH25 is ideal for high-end instrumentation, data acquisition and applications requiring high DC precision where low noise performance is critical.
FEATUREs
• Reference output voltage . . . . . . . . . . . . . . . . . . .2.5V±0.05%
• Accuracy over temperature and radiation . . . . . . . . . .±0.15%
• Output voltage noise . . . . . . . . . . 2µVP-P Typ (0.1Hz to 10Hz)
• Supply current . . . . . . . . . . . . . . . . . . . . . . . . . . . . 930µA (Typ)
• Tempco (box method) . . . . . . . . . . . . . . . . . . . 10ppm/°C Max
• Output current capability . . . . . . . . . . . . . . . . . . . . . . . . 20mA
• Line regulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8ppm/V
• Load regulation . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5ppm/mA
• Operating temperature range. . . . . . . . . . . .-55°C to +125°C
• Radiation environment
- High dose rate (50-300rad(Si)/s) . . . . . . . . . . . 100krad(Si)
- Low dose rate (0.01rad(Si)/s) . . . . . . . . . . . . . 100krad(Si)*
- SET/SEL/SEB . . . . . . . . . . . . . . . . . . . . . . . . 86MeV•cm2/mg
APPLICATIONs
• RH voltage regulators precision outputs
• Precision voltage sources for data acquisition system for space applications
• Strain and pressure gauge for space applications