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The REF5025AQDRQ1 is an automotive-grade series precision voltage reference manufactured by Texas Instruments. It provides a fixed output voltage of 2.5 V with an initial accuracy of 0.05% and a temperature coefficient of 8 PPM/C. The device operates within an input voltage range up to 18 V and supports a maximum shunt current of 10 mA. Quiescent supply current is specified at 800 uA. It is qualified under AEC-Q100 standards for automotive applications and functions reliably across a temperature range from -40 C to +125 C. The component is housed in an SOIC-8 surface-mount package.
Verify the specific suffix 'QDRQ1' against official Texas Instruments documentation to confirm the exact package variant, tape-and-reel quantity, and moisture sensitivity level. Ensure the procurement channel provides valid traceability for AEC-Q100 certified components intended for automotive safety-critical environments.
Select this component when automotive reliability is required alongside high accuracy. The 8 PPM/C drift offers a balance between cost and performance compared to lower-drift alternatives. Verify that the 2.5 V output aligns with system ADC requirements and that the SOIC-8 footprint fits the PCB layout constraints.
This part belongs to the REF50xxA-Q1 family of low-noise, very low drift precision voltage references designed specifically for automotive electronics. It shares functional similarities with other members of the REF5025 series but carries specific automotive qualification markings and packaging options distinct from commercial variants.
REF5025IDR
The maximum operating temperature is +125 C.
No, the REF5025AQDRQ1 is rated up to +125 C. Applications requiring operation up to +210 C should utilize the REF5025-HT variant.