Data SheetADR431-EP/ADR434-EP/ADR435-EPSPECIFICATIONS ADR431-EP ELECTRICAL CHARACTERISTICS VIN = 4.5 V to 18 V, IL = 0 mA, TA = 25°C, unless otherwise noted. Table 2. ParameterSymbolTest Conditions/CommentsMinTypMaxUnit OUTPUT VOLTAGE VO 2.499 2.500 2.501 V INITIAL ACCURACY VOERR ±1.0 mV ±0.04 % TEMPERATURE COEFFICIENT TCVO −55°C < TA < +125°C 1.5 5 ppm/°C LINE REGULATION ΔVO/ΔVIN −55°C < TA < +125°C 5 20 ppm/V LOAD REGULATION ΔVO/ΔIL IL = 0 mA to 10 mA, VIN = 5 V, −55°C < TA < +125°C 15 ppm/mA IL = −10 mA to 0 mA, VIN = 5 V, −55°C < TA < +125°C 15 ppm/mA QUIESCENT CURRENT IIN No load, −55°C < TA < +125°C 580 800 µA VOLTAGE NOISE eN p-p 0.1 Hz to 10.0 Hz 3.5 µV p-p VOLTAGE NOISE DENSITY eN 1 kHz 80 nV/√Hz TURN ON SETTLING TIME tR CL = 0 µF 10 µs LONG-TERM STABILITY1 ∆VO 1000 hours 40 ppm OUTPUT VOLTAGE HYSTERESIS VO_HYS 20 ppm RIPPLE REJECTION RATIO RRR fIN = 1 kHz −70 dB SHORT CIRCUIT TO GND ISC 40 mA SUPPLY VOLTAGE OPERATING RANGE VIN 4.5 18 V SUPPLY VOLTAGE HEADROOM VIN − VO 2 V 1 The long-term stability specification is noncumulative. The drift in subsequent 1000 hour periods is significantly lower than in the first 1000 hour period. Rev. B | Page 3 of 9 Document Outline Features Enhanced Product Features Applications Pin Configuration General Description Revision History Specifications ADR431-EP Electrical Characteristics ADR434-EP Electrical Characteristics ADR435-EP Electrical Characteristics Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Outline Dimensions Ordering Guide