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ADR444BRZ Folha de dados(PDF) 3 Page - Analog Devices |
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ADR444BRZ Folha de dados(HTML) 3 Page - Analog Devices |
3 / 20 page ADR440/ADR441/ADR443/ADR444/ADR445 Rev. A | Page 3 of 20 SPECIFICATIONS ADR440 ELECTRICAL CHARACTERISTICS VIN = 3 V to 18 V, TA = 25°C, CIN = COUT = 0.1 μF, unless otherwise noted. Table 2. Parameter Symbol Conditions Min Typ Max Unit OUTPUT VOLTAGE VO A Grade 2.045 2.048 2.051 V B Grade 2.047 2.048 2.049 V INITIAL ACCURACY VOERR A Grade 3 mV 0.15 % B Grade 1 mV 0.05 % TEMPERATURE DRIFT TCVO A Grade −40°C < TA < +125°C 2 10 ppm/°C B Grade −40°C < TA < +125°C 1 3 ppm/°C LINE REGULATION ΔVO/ΔVIN −40°C < TA < +125°C −20 +10 +20 ppm/V LOAD REGULATION ΔVO/ΔILOAD ILOAD = 0 mA to 10 mA, VIN = 3.5 V, −40°C < TA < +125°C −50 +50 ppm/mA ΔVO/ΔILOAD ILOAD = 0 mA to −5 mA, VIN = 3.5 V, −40°C < TA < +125°C −50 +50 ppm/mA QUIESCENT CURRENT IIN No load, −40°C < TA < +125°C 3 3.75 mA VOLTAGE NOISE eN p-p 0.1 Hz to 10 Hz 1 μV p-p VOLTAGE NOISE DENSITY eN 1 kHz 45 nV/√Hz TURN-ON SETTLING TIME tR 10 μs LONG-TERM STABILITY1 VO 1000 hours 50 ppm OUTPUT VOLTAGE HYSTERESIS VO_HYS 70 ppm RIPPLE REJECTION RATIO RRR fIN = 10 kHz −75 dB SHORT CIRCUIT TO GND ISC 27 mA SUPPLY VOLTAGE OPERATING RANGE VIN 3 18 V SUPPLY VOLTAGE HEADROOM VIN − VO 500 mV 1 The long-term stability specification is noncumulative. The drift in the subsequent 1000-hour period is significantly lower than in the first 1000-hour period. |
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