Datasheet AD8418A (Analog Devices) - 7

ManufacturerAnalog Devices
DescriptionBidirectional, Zero-Drift, Current Sense Amplifier
Pages / Page18 / 7 — Data Sheet. AD8418A. 4.5. 25mV/DIV. 4.0. 3.5. INPUT. (mA) NT 3.0. RRE. S …
RevisionE
File Format / SizePDF / 463 Kb
Document LanguageEnglish

Data Sheet. AD8418A. 4.5. 25mV/DIV. 4.0. 3.5. INPUT. (mA) NT 3.0. RRE. S = 5V. CU 2.5. 500mV/DIV. P P U 2.0. VS = 2.7V. OUTPUT. 1.5. 1.0

Data Sheet AD8418A 4.5 25mV/DIV 4.0 3.5 INPUT (mA) NT 3.0 RRE S = 5V CU 2.5 500mV/DIV P P U 2.0 VS = 2.7V OUTPUT 1.5 1.0

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Data Sheet AD8418A 4.5 25mV/DIV 4.0 3.5 INPUT (mA) NT 3.0 V RRE S = 5V CU 2.5 LY 500mV/DIV P P U 2.0 S VS = 2.7V OUTPUT 1.5 1.0 V –5 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 S = 2.7V
009 -012 83-
INPUT COMMON-MODE VOLTAGE (V)
118
TIME (1µs/DIV)
11883 Figure 10. Supply Current vs. Input Common-Mode Voltage Figure 13. Fall Time (VS = 2.7 V)
INPUT 50mV/DIV INPUT 25mV/DIV OUTPUT 1V/DIV 500mV/DIV OUTPUT VS = 2.7V V
-010
S = 5V
013
TIME (1µs/DIV)
11883
TIME (1µs/DIV)
11883- Figure 11. Rise Time (VS = 2.7 V) Figure 14. Fall Time (VS = 5 V)
INPUT INPUT 100mV/DIV 50mV/DIV OUTPUT OUTPUT 1V/DIV 1V/DIV V
1
S = 5V
01
VS = 2.7V
014 3- 3-
TIME (1µs/DIV)
1188
TIME (1µs/DIV)
1188 Figure 12. Rise Time (VS = 5 V) Figure 15. Differential Overload Recovery, Rising (VS = 2.7 V) Rev. E | Page 7 of 18 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION OUTPUT OFFSET ADJUSTMENT UNIDIRECTIONAL OPERATION Ground Referenced Output Mode VS Referenced Output Mode BIDIRECTIONAL OPERATION EXTERNAL REFERENCED OUTPUT SPLITTING THE SUPPLY SPLITTING AN EXTERNAL REFERENCE APPLICATIONS INFORMATION MOTOR CONTROL 3-Phase Motor Control H-Bridge Motor Control SOLENOID CONTROL High-Side Current Sense with a Low-Side Switch High-Side Current Sense with a High-Side Switch High Rail Current Sensing PINOUT OPTION ENGINEERED FOR FMEA OUTLINE DIMENSIONS ORDERING GUIDE AUTOMOTIVE PRODUCTS