link to page 1 link to page 1 link to page 1 link to page 1 link to page 2 link to page 3 link to page 4 link to page 4 link to page 5 link to page 6 link to page 10 link to page 10 link to page 10 link to page 11 link to page 11 link to page 11 link to page 12 link to page 12 link to page 12 link to page 12 link to page 13 link to page 13 AD8218Data SheetTABLE OF CONTENTS Features .. 1 Output Clamping ... 10 Applications ... 1 Application Notes ... 11 Functional Block Diagram .. 1 Supply (VS) Connections ... 11 General Description ... 1 Enable Pin (ENB) Operation .. 11 Revision History ... 2 Applications Information .. 12 Specifications ... 3 Unidirectional High-Side Current Sensing .. 12 Absolute Maximum Ratings .. 4 Bidirectional High-Side Current Sensing ... 12 ESD Caution .. 4 Motor Control Current Sensing ... 12 Pin Configurations and Function Descriptions ... 5 Outline Dimensions ... 13 Typical Performance Characteristics ... 6 Ordering Guide .. 13 Theory of Operation .. 10 Amplifier Core .. 10 REVISION HISTORY 4/13—Rev. A to Rev. B Added 8-Lead LFCSP ... Universal Changes to General Description Section .. 1 Added Figure 3, Renumbered Sequentially .. 5 Changes to Table 3 .. 5 Added Figure 37 .. 13 Updated Outline Dimensions ... 13 Changes to Ordering Guide .. 13 2/11—Rev. 0 to Rev. A Changes to Features .. 1 1/11—Revision 0: Initial Version Rev. B | Page 2 of 16 Document Outline Features Applications Functional Block Diagram General Description Table of Contents Revision History Specifications Absolute Maximum Ratings ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Theory of Operation Amplifier Core Output Clamping Application Notes Supply (VS) Connections Enable Pin (ENB) Operation Applications Information Unidirectional High-Side Current Sensing Bidirectional High-Side Current Sensing Motor Control Current Sensing Outline Dimensions Ordering Guide