Datasheet AD626 (Analog Devices) - 2

AD626–SPECIFICATIONS SINGLE SUPPLY (@+VS = +5 V and TA = 25
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C, un less oth er wise noted.) Model AD626A AD626B Parameter Condition Min Typ Max Min Typ Max Unit
GAIN Gain Accuracy Total Error Gain = 10 @ VOUT ≥ 100 mV dc 0.4 1.0 0.2 0.6 % Gain = 100 @ VOUT ≥ 100 mV dc 0.1 1.0 0.5 0.6 % Over Temperature, TA = TMIN to TMAX G = 10 50 30 ppm/°C G = 100 150 120 ppm/°C Gain Linearity Gain = 10 @ VOUT ≥ 100 mV dc 0.014 0.016 0.014 0.016 % Gain = 100 @ VOUT ≥ 100 mV dc 0.014 0.02 0.014 0.02 % OFFSET VOLTAGE Input Offset Voltage 1.9 2.5 1.9 2.5 mV vs. Temperature TMIN to TMAX, G = 10 or 100 2.9 2.9 mV vs. Temperature TMIN to TMAX, G = 10 or 100 6 6 µV/°C vs. Supply Voltage (PSR) +PSR 74 80 74 80 dB –PSR 64 66 64 66 dB COMMON-MODE REJECTION RL = 10 k⍀ +CMR Gain = 10, 100 f = 100 Hz, VCM = +24 V 66 90 80 90 dB ±CMR Gain = 10, 100 f = 10 kHz, VCM = +6 V 55 64 55 64 dB –CMR Gain = 10, 100* f = 100 Hz, VCM = –2 V 60 85 73 85 dB COMMON-MODE VOLTAGE RANGE +CMV Gain = 10 CMR > 85 dB +24 +24 V –CMV Gain = 10 CMR > 85 dB –2 –2 V INPUT Input Resistance Differential 200 200 k⍀ Common-Mode 100 100 k⍀ Input Voltage Range (Common-Mode) 6 (VS – l) 6 (VS – l) V OUTPUT Output Voltage Swing RL = 10 k⍀ Positive Gain = 10 4.7 4.90 4.7 4.90 V Gain = 100 4.7 4.90 4.7 4.90 V Negative Gain = 10 0.03 0.03 V Gain = 100 0.03 0.03 V Short Circuit Current +ISC 12 12 mA NOISE Voltage Noise RTI Gain = 10 f = 0.1 Hz–10 Hz 2 2 µV p-p Gain = 100 f = 0.1 Hz–10 Hz 2 2 µV p-p Gain = 10 f = 1 kHz 0.25 0.25 µV/冑Hz Gain = 100 f = 1 kHz 0.25 0.25 µV/冑Hz DYNAMIC RESPONSE –3 dB Bandwidth VOUT = +1 V dc 100 100 kHz Slew Rate, TMIN to TMAX Gain = 10 0.17 0.22 0.17 0.22 V/µs Gain = 100 0.1 0.17 0.1 0.17 V/µs Settling Time to 0.01%, 1 V Step 24 22 µs POWER SUPPLY Operating Range TA = TMIN to TMAX 2.4 5 12 2.4 5 10 V Quiescent Current Gain = 10 0.16 0.20 0.16 0.20 mA Gain = 100 0.23 0.29 0.23 0.29 mA TRANSISTOR COUNT Number of Transistors 46 46 *At temperatures above 25°C, –CMV degrades at the rate of 12 mV/°C; i.e., @ 25°C CMV = –2 V, @ 85°C CMV = –1.28 V. Specifi cations subject to change without notice. –2– REV. D Document Outline FEATURES APPLICATIONS PRODUCT DESCRIPTION CONECTION DIAGRAM SPECIFICATIONS SINGLE SUPPLY DUAL SUPPLY ABSOLUTE MAXIMUM RATINGS ORDERING GUIDE Typical Performance Characteristics THEORY OF OPERATION ADJUSTING THE GAIN OF THE AD626 SINGLE-POLE LOW-PASS FILTERING CURRENT SENSOR INTERFACE BRIDGE APPLICATION OUTLINE DIMENSIONS Revision History