Features
- Reference output voltage: 1.25V ±0.05%
- Accuracy over temperature: ±0.15%
- Accuracy over radiation: ±0.15%
- Output voltage noise: 1µVP-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: 35ppm/mA
- Operating temperature range: -55 °C to +125 °C
- Radiation environment
- High dose rate (50 to 300rad(Si)/s): 100krad(Si)
- Low dose rate (0.01rad(Si)/s): 100krad(Si)*
- SET/SEL/SEB: 86MeV•cm2/mg
*Product capability established by initial characterization. The "EH" version is acceptance tested on a wafer-by-wafer basis to 50krad(Si) at low dose rate - Electrically screened to SMD 5962-13211
Description
The ISL71090SEH12 is an ultra-low noise, high DC accuracy precision voltage reference with a wide input voltage range from 4V to 30V. The ISL71090SEH12 uses the Intersil advanced bipolar technology to achieve 1µVP-P noise at 0.1Hz with an accuracy over temperature of 0.15% and an accuracy over radiation of 0.15%. The ISL71090SEH12 offers a 1.25V 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 ISL71090SEH12 is ideal for high-end instrumentation, data acquisition and applications requiring high DC precision where low noise performance is critical.
Parameters
| Attributes | Value |
|---|---|
| Rating | Space |
| Line Regulation (ppm/V) | 8 |
| Reference Output Voltage (V) | 1.25 |
| Supply Voltage (min) (V) | - |
| Supply Voltage (max) (V) | - |
| Temp. Range (°C) | -40 to +125°C, -55 to +125°C |
| TID HDR (krad(Si)) | 100 |
| TID LDR (krad(Si)) | 50, 100 |
| DSEE (MeV·cm2/mg) | 86 |
| Flow | RH Hermetic |
| Qualification Level | Class V, EM |
| Die Sale Availability? | Yes |
| PROTO Availability? | Yes |
Applications
- RH voltage regulators precision outputs
- Precision voltage sources for data acquisition system for
- space applications
- Strain and pressure gauge for space applications