AD8203YRZ Analog Devices Inc, AD8203YRZ Datasheet
AD8203YRZ
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AD8203YRZ Summary of contents
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FEATURES High common-mode voltage range − + supply voltage Operating temperature range: −40°C to +125°C Supply voltage range: 3 Low-pass filter (1-pole or 2-pole) Excellent ac and dc performance ...
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AD8203 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 Functional Block Diagrams............................................................. 1 Specifications..................................................................................... 3 Single Supply ................................................................................. 3 Absolute Maximum Ratings............................................................ 4 ESD Caution.................................................................................. 4 Pin Configuration and Function Descriptions............................. 5 Typical Performance Characteristics ............................................. 6 Theory of Operation ...
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SPECIFICATIONS SINGLE SUPPLY T = operating temperature range unless otherwise noted Table 1. Parameter Conditions SYSTEM GAIN Initial Error 0.02 ≤ V ≤ 4 25°C OUT vs. Temperature VOLTAGE OFFSET Input ...
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AD8203 ABSOLUTE MAXIMUM RATINGS Table 2. Parameter Supply Voltage Transient Input Voltage (400 ms) Continuous Input Voltage (Common Mode) Reversed Supply Voltage Protection Operating Temperature Range Die SOIC MSOP Storage Temperature Output Short-Circuit Duration Lead Temperature Range (Soldering 10 sec) ...
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PIN CONFIGURATION AND FUNCTION DESCRIPTIONS Table 3. Pin Function Descriptions Pin No. Mnemonic X 1 −IN −409.0 2 GND −244 +229 +410.0 5 OUT +410 +121 +IN −409.0 –IN ...
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AD8203 TYPICAL PERFORMANCE CHARACTERISTICS T = 25° kΩ, unless otherwise noted 100 1k FREQUENCY ...
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NO LOAD –20 –30 –40 10kΩ LOAD –50 –60 – SUPPLY VOLTAGE (V) Figure 12. Swing Minus Supply vs. Supply Voltage OUTPUT 4 INPUT 3 CH3 100mVΩ CH4 1.0VΩ M ...
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AD8203 9 V SUPPLY 8 TEMPERATURE RANGE = 25°C TO 125° DRIFT (μV/°C) OS Figure 18. V Distribution, MSOP, Temperature Range = 25°C to 125° PACKAGE = MSOP @ ...
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TEMPERATURE = –40° ERROR (%) Figure 24. MSOP Gain Accuracy, Temperature = −40°C 12 PACKAGE = MSOP SUPPLY TEMPERATURE RANGE = +25°C TO –40° ...
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AD8203 14 PACKAGE = SOIC @ –40° (μV) OS Figure 30. V Distribution, SOIC, Temperature = −40° PACKAGE = SOIC SUPPLY TEMPERATURE RANGE = +25°C TO –40°C ...
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TEMPERATURE = –40° ERROR (%) Figure 36. Gain Accuracy, SOIC, Temperature = −40°C 10 PACKAGE = SOIC SUPPLY TEMPERATURE RANGE = 8 +25°C to –40° ...
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AD8203 THEORY OF OPERATION The AD8203 consists of a preamp and buffer, arranged as shown in Figure 40. Like-named resistors have equal values. The preamp incorporates a dynamic bridge (subtractor) circuit. Identical networks (within the shaded areas) consisting of R ...
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AD8203 system (Pin 3 and Pin 4 shorted). An example of how to calculate the correct output voltage swing of the AD8203, by taking all variables into account, follows: • Amplifier A1 output saturation potential can go as low ...
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AD8203 APPLICATIONS The AD8203 difference amplifier is intended for applications that require extracting a small differential signal in the presence of large common-mode voltages. The input resistance is nominally 320 kΩ, and the device can tolerate common-mode voltages higher than ...
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GAIN TRIM Figure 45 shows a method for incremental gain trimming by using a trim potentiometer and external resistor R The following approximation is useful for small gain ranges: ΔG ≈ (10 MΩ/R )% EXT Thus, the adjustment range is ...
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AD8203 FREQUENCY 20dB/DECADE 40log ( 1-POLE FILTER, CORNER f , AND 1 A 2-POLE FILTER, CORNER f , HAVE 2 THE SAME ATTENUATION –40log ( FREQUENCY ...
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... AD8203YRMZ-RL −40°C to +125°C 1 AD8203YRMZ-R7 −40°C to +125°C 1 AD8203YRZ −40°C to +125°C 1 AD8203YRZ-RL −40°C to +125°C 1 AD8203YRZ-R7 −40°C to +125°C AD8203YCSURF Pb-free part. 4.00 (0.1574) 3.80 (0.1497) 0.25 (0.0098) 0.10 (0.0040) COPLANARITY 0.10 0.80 8° 0.60 0° ...
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AD8203 NOTES Rev Page ...
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NOTES Rev Page AD8203 ...
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AD8203 NOTES © 2005 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D05013-0-10/05(B) Rev Page ...