ADR445 Analog Devices, ADR445 Datasheet
ADR445
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ADR445 Summary of contents
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... FEATURES Ultralow noise (0 Hz) ADR440: 1 μV p-p ADR441: 1.2 μV p-p ADR443: 1.4 μV p-p ADR444: 1.8 μV p-p ADR445: 2.25 μV p-p Superb temperature coefficient A Grade: 10 ppm/°C B Grade: 3 ppm/°C Low dropout operation: 500 mV Input range 500 mV OUT High output source and sink current: +10 mA and −5 mA Wide temperature range: − ...
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... Pin Configurations ........................................................................... 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Specifications..................................................................................... 3 ADR440 Electrical Characteristics............................................. 3 ADR441 Electrical Characteristics............................................. 4 ADR443 Electrical Characteristics............................................. 5 ADR444 Electrical Characteristics............................................. 6 ADR445 Electrical Characteristics............................................. 7 Absolute Maximum Ratings............................................................ 8 Thermal Resistance ...................................................................... 8 ESD Caution.................................................................................. 8 Typical Performance Characteristics ............................................. 9 REVISION HISTORY 9/06—Rev Rev. A Updated Format..................................................................Universal Changes to Features.......................................................................... 1 Changes to Pin Configurations ...
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... OUTPUT VOLTAGE HYSTERESIS RIPPLE REJECTION RATIO SHORT CIRCUIT TO GND SUPPLY VOLTAGE OPERATING RANGE SUPPLY VOLTAGE HEADROOM 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. ADR440/ADR441/ADR443/ADR444/ADR445 = 0.1 μF, unless otherwise noted. Symbol Conditions ...
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... ADR440/ADR441/ADR443/ADR444/ADR445 ADR441 ELECTRICAL CHARACTERISTICS 25° OUT Table 3. Parameter OUTPUT VOLTAGE A Grade B Grade INITIAL ACCURACY A Grade B Grade TEMPERATURE DRIFT A Grade B Grade LINE REGULATION LOAD REGULATION QUIESCENT CURRENT VOLTAGE NOISE VOLTAGE NOISE DENSITY TURN-ON SETTLING TIME LONG-TERM STABILITY ...
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... OUTPUT VOLTAGE HYSTERESIS RIPPLE REJECTION RATIO SHORT CIRCUIT TO GND SUPPLY VOLTAGE OPERATING RANGE SUPPLY VOLTAGE HEADROOM 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. ADR440/ADR441/ADR443/ADR444/ADR445 = 0.1 μF, unless otherwise noted. Symbol Conditions ...
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... ADR440/ADR441/ADR443/ADR444/ADR445 ADR444 ELECTRICAL CHARACTERISTICS 25° OUT Table 5. Parameter OUTPUT VOLTAGE A Grade B Grade INITIAL ACCURACY A Grade B Grade TEMPERATURE DRIFT A Grade B Grade LINE REGULATION LOAD REGULATION QUIESCENT CURRENT VOLTAGE NOISE VOLTAGE NOISE DENSITY TURN-ON SETTLING TIME LONG-TERM STABILITY ...
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... ADR445 ELECTRICAL CHARACTERISTICS 25° OUT Table 6. Parameter OUTPUT VOLTAGE A Grade B Grade INITIAL ACCURACY A Grade B Grade TEMPERATURE DRIFT A Grade B Grade LINE REGULATION LOAD REGULATION QUIESCENT CURRENT VOLTAGE NOISE VOLTAGE NOISE DENSITY TURN-ON SETTLING TIME LONG-TERM STABILITY 1 OUTPUT VOLTAGE HYSTERESIS ...
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... ADR440/ADR441/ADR443/ADR444/ADR445 ABSOLUTE MAXIMUM RATINGS T = 25°C, unless otherwise noted. A Table 7. Parameter Supply Voltage Output Short-Circuit Duration to GND Storage Temperature Range Operating Temperature Range Junction Temperature Range Lead Temperature, Soldering (60 sec) Stresses above those listed under Absolute Maximum Ratings may cause permanent damage to the device. This is a stress rating only ...
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... TEMPERATURE (°C) Figure 6. ADR440 Output Voltage vs. Temperature 5.006 5.004 5.002 5.000 4.998 4.996 4.994 –40 – TEMPERATURE (°C) Figure 7. ADR445 Output Voltage vs. Temperature 4.0 3.5 +25°C 3.0 –40°C 2.5 2 INPUT VOLTAGE (V) Figure 8. ADR441 Supply Current vs. Input Voltage 100 120 ...
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... TEMPERATURE (°C) Figure 9. ADR441 Supply Current vs. Temperature 3.5 3.4 3.3 3.2 3.1 3.0 2.9 2.8 2.7 2.6 2.5 5.3 7.3 9.3 11.3 13.3 INPUT VOLTAGE (V) Figure 10. ADR445 Supply Current vs. Input Voltage 3.25 3.15 3.05 2.95 2.85 2.75 –40 –25 – TEMPERATURE (°C) Figure 11. ADR445 Quiescent Current vs. Temperature 110 125 +125°C +25°C –40°C 15.3 17.3 19 ...
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... Figure 19. ADR445 Minimum Headroom vs. Temperature NO LOAD OUT 95 110 125 Rev Page +125°C –40° LOAD CURRENT (mA) Figure 18. ADR445 Minimum Input/Output Differential Voltage vs. Load Current NO LOAD –25 – ...
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... ADR440/ADR441/ADR443/ADR444/ADR445 0.1µF IN OUT TIME = 200µs/DIV Figure 21. ADR441 Turn-Off Response C = 0.1µ 10µF OUT V = 5V/DIV 1V/DIV OUT Figure 22. ADR441 Turn-On Response C = 0.1µ 10µF OUT 4V TIME = 100µs/DIV Figure 23. ADR441 Line Transient Response V = 5V/DIV 1V/DIV OUT TIME = 200µ ...
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... TIME = 1s/DIV Figure 27. ADR441 kHz Voltage Noise 1µV/DIV TIME = 1s/DIV Figure 28. ADR445 0 10.0 Hz Voltage Noise 50µV/DIV TIME = 1s/DIV Figure 29. ADR445 kHz Voltage Noise ADR440/ADR441/ADR443/ADR444/ADR445 CH1 p-p 49µ Figure 30. ADR441 Typical Output Voltage Hysteresis ...
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... Figure 20 and Figure 21 show the turn-on and GND turn-off settling times for the ADR441. Rev Page ADR440 ADR441/ ADR443 ADR444/ V OUT NC ADR445 3 6 GND TOP VIEW 0.1µF TRIM 4 5 (Not to Scale) (2) ...
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... V IN ADR440/ ADR441/ ADR443/ ADR444/ ADR445 V +5V 6 OUT R1 R2 0.1µF GND 10kΩ 10kΩ 4 +10V –5V R3 5kΩ –10V Figure 36. ADR44x Bipolar Outputs + ADR440/ ADR441/ ADR443/ ADR444/ ADR445 V 6 OUT GND 4 –V REF –V DD Figure 37. ADR44x Negative Reference ...
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... Rev Page ADR440/ ADR441/ ADR443/ ADR444/ ADR445 V OUT 6 GND 0.1µF 4 AD5259 Figure 39. Programmable Current Source +V S SST111 VISHAY ADR440/ ADR441/ ADR443/ ADR444/ ADR445 V OUT 6 OP90 2N3904 GND 4 –V S Figure 40. Floating Current Source R SENSE I LOAD ...
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... V to equal the V . Current is then drawn from V O REF increased current drive capability. The circuit allows load; if higher current drive is required, use a larger MOSFET. For fast transient response, add a buffer at V capacitive loading. ADR440/ADR441/ADR443/ADR444/ADR445 2N7002 200Ω ...
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... ADR440/ADR441/ADR443/ADR444/ADR445 OUTLINE DIMENSIONS 5.00 (0.1968) 4.80 (0.1890 6.20 (0.2440) 4.00 (0.1574) 5.80 (0.2284) 3.80 (0.1497 1.27 (0.0500) BSC 1.75 (0.0688) 1.35 (0.0532) 0.25 (0.0098) 0.10 (0.0040) 0.51 (0.0201) COPLANARITY 0.25 (0.0098) 0.31 (0.0122) SEATING 0.10 0.17 (0.0067) PLANE COMPLIANT TO JEDEC STANDARDS MS-012-AA CONTROLLING DIMENSIONS ARE IN MILLIMETERS; INCH DIMENSIONS (IN PARENTHESES) ARE ROUNDED-OFF MILLIMETER EQUIVALENTS FOR REFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN DESIGN Figure 42 ...
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... ADR444ARMZ-REEL7 4.096 ADR444BRZ 1 4.096 1 ADR444BRZ-REEL7 4.096 1 ADR445ARZ 5.000 1 ADR445ARZ-REEL7 5.000 ADR445ARMZ 1 5.000 1 ADR445ARMZ-REEL7 5.000 ADR445BRZ 1 5.000 1 ADR445BRZ-REEL7 5.000 Pb-free part. ADR440/ADR441/ADR443/ADR444/ADR445 Initial Temperature Accuracy, ± Coefficient Package (mV) (%) Package (ppm/°C) Description 3 0.15 10 8-Lead SOIC_N 3 0.15 10 8-Lead SOIC_N 3 0.15 10 8-Lead MSOP 3 0 ...
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... ADR440/ADR441/ADR443/ADR444/ADR445 NOTES Purchase of licensed components of Analog Devices or one of its sublicensed Associated Companies conveys a license for the purchaser under the Philips I 2 Rights to use these components system, provided that the system conforms to the I ©2006 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners ...