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The ZRC250A03 is a precision micropower voltage reference utilizing bandgap circuit design to deliver a fixed 2.5V output. It operates within an industrial temperature range of -40°C to +85°C and requires no external stabilizing capacitor. The device supports an operating current from 20μA to 5mA, with a typical temperature coefficient of 30ppm/°C and a maximum of 90ppm/°C. It features ±3% initial accuracy, low knee current of 15μA, and transient response stability in under 10μs.
Verify the specific package suffix matches the required form factor, as the ZRC250 series includes SOT23, SO8, and E-Line variants. Confirm that the ±3% tolerance aligns with system requirements, noting that other tolerances are available in the same family. Ensure supply chain documentation confirms compliance with RoHS standards for the intended manufacturing process.
Select this component when space-saving surface mount or through-hole options are needed alongside precise 2.5V referencing. Consider the extended current handling capabilities if the application involves significant transient loads. Evaluate the ±3% tolerance against stricter precision needs, which may require lower tolerance variants within the ZRC250 family.
This part belongs to the ZRC250 family of precision voltage references manufactured by Diodes Incorporated. The family offers various packages including SOT23, SO8, and TO-92 styles, catering to both surface mount and through-hole requirements. Other variants provide different accuracy levels such as ±1% and ±2%.
ZRC250A01 (±1% tolerance), ZRC250A02 (±2% tolerance)