Datasheet ADR440, ADR441, ADR443, ADR444, ADR445 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | Ultralow Noise, LDO XFET 5.0V Voltage Reference w/Current Sink and Source |
| 页数 / 页 | 19 / 3 — Data Sheet. ADR440/ADR441/ADR443/ADR444/ADR445. SPECIFICATIONS ADR440 EL. … |
| 修订版 | G |
| 文件格式/大小 | PDF / 561 Kb |
| 文件语言 | 英语 |
Data Sheet. ADR440/ADR441/ADR443/ADR444/ADR445. SPECIFICATIONS ADR440 EL. ECTRICAL CHARACTERISTICS. Table 2. Parameter. Symbol
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Data Sheet ADR440/ADR441/ADR443/ADR444/ADR445 SPECIFICATIONS ADR440 EL ECTRICAL CHARACTERISTICS
VIN = 3 V to 18 V, TA = 25°C, CIN = COUT = 0.1 µF, unless otherwise noted.
Table 2. Parameter Symbol Test Conditions/Comments Min Typ Max Unit
OUTPUT VOLTAGE VOUT 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 COEFFICIENT TCVOUT A Grade −40°C < TA < +125°C 2 10 ppm/°C B Grade −40°C < TA < +125°C 1 3 ppm/°C LINE REGULATION ΔVOUT/ΔVIN −40°C < TA < +125°C −20 +10 +20 ppm/V LOAD REGULATION ΔVOUT/ΔILOAD ILOAD = 0 mA to 10 mA, VIN = 3.5 V, −40°C < TA < +125°C −50 +50 ppm/mA ΔVOUT/ΔILOAD ILOAD = 0 mA to −5 mA, VIN = 3.5 V, −40°C < TA < +125°C −50 +50 ppm/mA OUTPUT CURRENT CAPACITY ILOAD Sourcing 10 mA Sinking −5 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 ∆VOUT 1000 hours 50 ppm OUTPUT VOLTAGE HYSTERESIS VO_HYS 70 ppm RIPPLE REJECTION RATIO RRR fIN = 1 kHz −80 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. Rev. G | Page 3 of 19 Document Outline Features Applications Pin Configurations General Description Revision History Specifications ADR440 Electrical Characteristics ADR441 Electrical Characteristics ADR443 Electrical Characteristics ADR444 Electrical Characteristics ADR445 Electrical Characteristics Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Theory of Operation Power Dissipation Considerations Basic Voltage Reference Connections Noise Performance Turn On Time Applications Information Output Adjustment Bipolar Outputs Programmable Voltage Source Programmable Current Source High Voltage Floating Current Source Precision Output Regulator (Boosted Reference) Outline Dimensions Ordering Guide
VIN = 3 V to 18 V, TA = 25°C, CIN = COUT = 0.1 µF, unless otherwise noted.
Table 2. Parameter Symbol Test Conditions/Comments Min Typ Max Unit
OUTPUT VOLTAGE VOUT 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 COEFFICIENT TCVOUT A Grade −40°C < TA < +125°C 2 10 ppm/°C B Grade −40°C < TA < +125°C 1 3 ppm/°C LINE REGULATION ΔVOUT/ΔVIN −40°C < TA < +125°C −20 +10 +20 ppm/V LOAD REGULATION ΔVOUT/ΔILOAD ILOAD = 0 mA to 10 mA, VIN = 3.5 V, −40°C < TA < +125°C −50 +50 ppm/mA ΔVOUT/ΔILOAD ILOAD = 0 mA to −5 mA, VIN = 3.5 V, −40°C < TA < +125°C −50 +50 ppm/mA OUTPUT CURRENT CAPACITY ILOAD Sourcing 10 mA Sinking −5 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 ∆VOUT 1000 hours 50 ppm OUTPUT VOLTAGE HYSTERESIS VO_HYS 70 ppm RIPPLE REJECTION RATIO RRR fIN = 1 kHz −80 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. Rev. G | Page 3 of 19 Document Outline Features Applications Pin Configurations General Description Revision History Specifications ADR440 Electrical Characteristics ADR441 Electrical Characteristics ADR443 Electrical Characteristics ADR444 Electrical Characteristics ADR445 Electrical Characteristics Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Theory of Operation Power Dissipation Considerations Basic Voltage Reference Connections Noise Performance Turn On Time Applications Information Output Adjustment Bipolar Outputs Programmable Voltage Source Programmable Current Source High Voltage Floating Current Source Precision Output Regulator (Boosted Reference) Outline Dimensions Ordering Guide