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.

特性 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