Datasheet AD8418A (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | Bidirectional, Zero-Drift, Current Sense Amplifier |
| 页数 / 页 | 17 / 2 — AD8418A. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY 12/2018—Rev. C … |
| 修订版 | D |
| 文件格式/大小 | PDF / 421 Kb |
| 文件语言 | 英语 |
AD8418A. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY 12/2018—Rev. C to Rev. D. 12/2014—Rev. 0 to Rev. A
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AD8418A Data Sheet TABLE OF CONTENTS
Features .. 1 Unidirectional Operation .. 12 Applications ... 1 Bidirectional Operation ... 12 General Description ... 1 External Referenced Output ... 13 Functional Block Diagram .. 1 Splitting the Supply .. 13 Revision History ... 2 Splitting an External Reference .. 13 Specifications ... 3 Applications Information .. 14 Absolute Maximum Ratings .. 4 Motor Control ... 14 ESD Caution .. 4 Solenoid Control .. 15 Pin Configuration and Function Descriptions ... 5 Outline Dimensions ... 16 Typical Performance Characteristics ... 6 Ordering Guide .. 17 Theory of Operation .. 11 Automotive Products ... 17 Output Offset Adjustment ... 12
REVISION HISTORY 12/2018—Rev. C to Rev. D 12/2014—Rev. 0 to Rev. A
Changes to Features Section.. 1 Added AD8418AWH ... Universal Changes to Table 3 .. 4 Changes to Features Section and General Description Section .. 1 Changes to Specifications Section and Table 2 .. 3
5/2018—Rev. B to Rev. C
Changes to Table 3 ... 4 Changes to Input Bias Current Parameter, Table 2 .. 3 Changes to Ordering Guide .. 16 Changes to Figure 20 .. 8
11/2013—Revision 0: Initial Version 4/2017—Rev. A to Rev. B
Changes to Features Section and General Description Section ... 1 Changes to Table 2 .. 3 Changes to Table 3 .. 4 Change to Figure 18 ... 8 Added Figure 19 and Figure 20; Renumbered Sequentially ... 8 Rev. D | Page 2 of 17 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 OUTLINE DIMENSIONS ORDERING GUIDE AUTOMOTIVE PRODUCTS
AD8418A Data Sheet TABLE OF CONTENTS
Features .. 1 Unidirectional Operation .. 12 Applications ... 1 Bidirectional Operation ... 12 General Description ... 1 External Referenced Output ... 13 Functional Block Diagram .. 1 Splitting the Supply .. 13 Revision History ... 2 Splitting an External Reference .. 13 Specifications ... 3 Applications Information .. 14 Absolute Maximum Ratings .. 4 Motor Control ... 14 ESD Caution .. 4 Solenoid Control .. 15 Pin Configuration and Function Descriptions ... 5 Outline Dimensions ... 16 Typical Performance Characteristics ... 6 Ordering Guide .. 17 Theory of Operation .. 11 Automotive Products ... 17 Output Offset Adjustment ... 12
REVISION HISTORY 12/2018—Rev. C to Rev. D 12/2014—Rev. 0 to Rev. A
Changes to Features Section.. 1 Added AD8418AWH ... Universal Changes to Table 3 .. 4 Changes to Features Section and General Description Section .. 1 Changes to Specifications Section and Table 2 .. 3
5/2018—Rev. B to Rev. C
Changes to Table 3 ... 4 Changes to Input Bias Current Parameter, Table 2 .. 3 Changes to Ordering Guide .. 16 Changes to Figure 20 .. 8
11/2013—Revision 0: Initial Version 4/2017—Rev. A to Rev. B
Changes to Features Section and General Description Section ... 1 Changes to Table 2 .. 3 Changes to Table 3 .. 4 Change to Figure 18 ... 8 Added Figure 19 and Figure 20; Renumbered Sequentially ... 8 Rev. D | Page 2 of 17 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 OUTLINE DIMENSIONS ORDERING GUIDE AUTOMOTIVE PRODUCTS