Data SheetAD8418APIN CONFIGURATION AND FUNCTION DESCRIPTIONS–IN 18 +INGND 2AD8418A 7 VREF1VTOP VIEWREF236 VS(Not to Scale)NC 45 OUT 2 NC = NO CONNECT. DO NOT 00 3- CONNECT TO THIS PIN. 88 11 Figure 2. 8-lead MSOP and 8-lead SOIC Pin Configuration Table 4. 8-lead MSOP and 8-lead SOIC Pin Function Descriptions Pin No.MnemonicDescription 1 −IN Negative Input. 2 GND Ground. 3 VREF2 Reference Input 2. 4 NC No Connect. Do not connect to this pin. 5 OUT Output. 6 VS Supply. 7 VREF1 Reference Input 1. 8 +IN Positive Input. –IN 110 +INNC 29 NCAD8418AGND 3TOP VIEW8 VREF1(Not to Scale)VREF2 47 VSNC 56 OUT 03 4 3- NOTES 88 1. NC = NO CONNECT. DO NOT CONNECT TO THIS PIN. 11 Figure 3. 10-lead MSOP Pin Configuration Table 5. 10-lead MSOP Pin Function Descriptions Pin No.MnemonicDescription 1 −IN Negative Input. 2, 5, 9 NC No Connect. Do not connect to this pin. 3 GND Ground. 4 VREF2 Reference Input 2. 6 OUT Output. 7 VS Supply. 8 VREF1 Reference Input 1. 10 +IN Positive Input. Rev. E | Page 5 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