Datasheet ADR121, ADR125, ADR127 (Analog Devices) - 5
| 制造商 | Analog Devices |
| 描述 | Precision, Micropower LD0 1.25 VOUT Voltage Reference in TSOT |
| 页数 / 页 | 20 / 5 — ADR121/ADR125/ADR127. ADR127 ELECTRICAL CHARACTERISTICS. Table 3. … |
| 修订版 | B |
| 文件格式/大小 | PDF / 612 Kb |
| 文件语言 | 英语 |
ADR121/ADR125/ADR127. ADR127 ELECTRICAL CHARACTERISTICS. Table 3. Parameter Symbol. Conditions/Comments. Min. Typ. Max. Unit
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ADR121/ADR125/ADR127 ADR127 ELECTRICAL CHARACTERISTICS
TA = 25°C, VIN = 2.7 V to 18 V, IOUT = 0 mA, unless otherwise noted.
Table 3. Parameter Symbol Conditions/Comments Min Typ Max Unit
OUTPUT VOLTAGE VOUT B Grade 1.2485 1.25 1.2515 V A Grade 1.2470 1.25 1.2530 V INITIAL ACCURACY ERROR VOERR B Grade −0.12 +0.12 % A Grade −0.24 +0.24 % TEMPERATURE COEFFICIENT TCVOUT −40°C < TA < +125°C B Grade 3 9 ppm/°C A Grade 15 25 ppm/°C DROPOUT (VOUT − VIN) VDO IOUT = 0 mA 1.45 V LOAD REGULATION −40°C < TA < +125°C; VIN = 3.0 V, 85 400 ppm/mA 0 mA < IOUT < 5 mA −40°C < TA < +125°C; VIN = 3.0 V, 65 400 ppm/mA −2 mA < IOUT < 0 mA LINE REGULATION 2.7 V to 18 V, IOUT = 0 mA 30 90 ppm/V PSRR f = 60 Hz −90 dB QUIESCENT CURRENT IQ −40°C < TA < +125°C, no load VIN = 18 V 95 125 μA VIN = 2.7 V 80 95 μA SHORT-CIRCUIT CURRENT TO GROUND VIN = 2.7 V 15 mA VIN = 18 V 30 mA VOLTAGE NOISE f = 10 kHz 300 nV/√Hz f = 0.1 Hz to 10 Hz 9 μV p-p TURN-ON SETTLING TIME To 0.1%, CL = 0.2 μF 80 μs LONG-TERM STABILITY 1000 hours @ 25°C 150 ppm/1000 hrs OUTPUT VOLTAGE HYSTERESIS See the Terminology section 300 ppm Rev. B | Page 5 of 20 Document Outline FEATURES APPLICATIONS PIN CONFIGURATION GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ADR121 ELECTRICAL CHARACTERISTICS ADR125 ELECTRICAL CHARACTERISTICS ADR127 ELECTRICAL CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION POWER DISSIPATION CONSIDERATIONS INPUT CAPACITOR OUTPUT CAPACITOR APPLICATIONS INFORMATION BASIC VOLTAGE REFERENCE CONNECTION STACKING REFERENCE ICs FOR ARBITRARY OUTPUTS NEGATIVE PRECISION REFERENCE WITHOUT PRECISION RESISTORS GENERAL-PURPOSE CURRENT SOURCE OUTLINE DIMENSIONS ORDERING GUIDE
ADR121/ADR125/ADR127 ADR127 ELECTRICAL CHARACTERISTICS
TA = 25°C, VIN = 2.7 V to 18 V, IOUT = 0 mA, unless otherwise noted.
Table 3. Parameter Symbol Conditions/Comments Min Typ Max Unit
OUTPUT VOLTAGE VOUT B Grade 1.2485 1.25 1.2515 V A Grade 1.2470 1.25 1.2530 V INITIAL ACCURACY ERROR VOERR B Grade −0.12 +0.12 % A Grade −0.24 +0.24 % TEMPERATURE COEFFICIENT TCVOUT −40°C < TA < +125°C B Grade 3 9 ppm/°C A Grade 15 25 ppm/°C DROPOUT (VOUT − VIN) VDO IOUT = 0 mA 1.45 V LOAD REGULATION −40°C < TA < +125°C; VIN = 3.0 V, 85 400 ppm/mA 0 mA < IOUT < 5 mA −40°C < TA < +125°C; VIN = 3.0 V, 65 400 ppm/mA −2 mA < IOUT < 0 mA LINE REGULATION 2.7 V to 18 V, IOUT = 0 mA 30 90 ppm/V PSRR f = 60 Hz −90 dB QUIESCENT CURRENT IQ −40°C < TA < +125°C, no load VIN = 18 V 95 125 μA VIN = 2.7 V 80 95 μA SHORT-CIRCUIT CURRENT TO GROUND VIN = 2.7 V 15 mA VIN = 18 V 30 mA VOLTAGE NOISE f = 10 kHz 300 nV/√Hz f = 0.1 Hz to 10 Hz 9 μV p-p TURN-ON SETTLING TIME To 0.1%, CL = 0.2 μF 80 μs LONG-TERM STABILITY 1000 hours @ 25°C 150 ppm/1000 hrs OUTPUT VOLTAGE HYSTERESIS See the Terminology section 300 ppm Rev. B | Page 5 of 20 Document Outline FEATURES APPLICATIONS PIN CONFIGURATION GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ADR121 ELECTRICAL CHARACTERISTICS ADR125 ELECTRICAL CHARACTERISTICS ADR127 ELECTRICAL CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION POWER DISSIPATION CONSIDERATIONS INPUT CAPACITOR OUTPUT CAPACITOR APPLICATIONS INFORMATION BASIC VOLTAGE REFERENCE CONNECTION STACKING REFERENCE ICs FOR ARBITRARY OUTPUTS NEGATIVE PRECISION REFERENCE WITHOUT PRECISION RESISTORS GENERAL-PURPOSE CURRENT SOURCE OUTLINE DIMENSIONS ORDERING GUIDE