The ISL71091SEH20 is an ultra-low noise, high DC accuracy precision voltage reference with a wide input voltage range from 4.2V to 30V. It uses the Intersil advanced bipolar technology to achieve 3.8μVP-P 0.1Hz to 10Hz noise with an initial voltage accuracy of 0.05%. The ISL71091SEH20 offers a 2.048V output voltage option with 6ppm/°C temperature coefficient and provides excellent line and load regulation. The device is offered in an 8 Ld flatpack package. The ISL71091SEH20 is ideal for high-end instrumentation, data acquisition, and processing applications requiring high DC precision where low noise performance is critical.