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ADR121 Fiches technique(PDF) 3 Page - Analog Devices |
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ADR121 Fiches technique(HTML) 3 Page - Analog Devices |
3 / 20 page ADR121/ADR125/ADR127 Rev. 0 | Page 3 of 20 SPECIFICATIONS ADR121 ELECTRICAL CHARACTERISTICS @ TA = 25°C, VIN = 2.8 V to 18 V, IOUT = 0 mA, unless otherwise noted. Table 1. Parameter Symbol Conditions/Comments Min Typ Max Unit OUTPUT VOLTAGE VO @ 25°C B Grade 2.497 2.5 2.503 V A Grade 2.494 2.5 2.506 V INITIAL ACCURACY ERROR VOERR @ 25°C B Grade −0.12 +0.12 % A Grade −0.24 +0.24 % TEMPERATURE COEFFICIENT TCVO −40°C < TA < +125°C B Grade 3 9 ppm/°C A Grade 15 25 ppm/°C DROPOUT (VOUT − VIN) VDO IOUT = 0 mA 300 mV LOAD REGULATION −40°C < TA < +125°C; VIN = 3.0 V, 0 mA < IOUT < 5 mA 80 300 ppm/mA −40°C < TA < +125°C; VIN = 3.0 V, −2 mA < IOUT < 0 mA 50 300 ppm/mA LINE REGULATION 2.8 V to 18 V IOUT = 0 mA −50 +3 +50 ppm/V PSRR f = 1 Khz −90 dB RIPPLE REJECTION ΔVOUT/ΔVIN f = 60 Hz 60 dB QUIESCENT CURRENT IQ −40°C < TA < +125°C, no load VIN = 18 V 95 125 μA VIN = 2.8 V 80 95 μA SHORT-CIRCUIT CURRENT TO GROUND VIN = 2.8 V 18 mA VIN = 18 V 40 mA VOLTAGE NOISE @ 25°C f = 10 KHz 500 nV/√Hz 0.1 Hz to 10 Hz 10 μV p-p TURN-ON SETTLING TIME To 0.1%, CL = 0.2 μF 100 μs LONG-TERM STABILITY 1000 hours @ 25°C 150 ppm/1000 hrs OUTPUT VOLTAGE HYSTERESIS See the Terminology section 300 ppm |
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Description similaire - ADR121 |
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