Typical Application for ADR421 Ultraprecision, Low Noise, 2.048 Vout XFET Voltage Reference as a Programmable Current Source

Typical Application for ADR421 Ultraprecision, Low Noise, 2.048 Vout XFET Voltage Reference as a Programmable Current Source. The ADR42x is a series of ultraprecision, second generation extra implanted junction FET (XFET) voltage references featuring low noise, high accuracy, and excellent long-term stability in SOIC and MSOP footprints