Data SheetADA4177-1/ADA4177-2/ADA4177-4PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONSNIC18NICNIC18NICADA4177-1–IN2ADA4177-1 7 V+–IN27V+TOP VIEWTOP VIEW+IN36OUT+IN36OUT(Not to Scale)(Not to Scale)V–45NICV–45NIC 205 105 NOTESNOTES1. NIC = NOT INTERNALLY CONNECTED.1. NIC = NOT INTERNALLY CONNECTED. 12282- 12282- Figure 3. ADA4177-1 8-Lead MSOP Pin Configuration Figure 4. ADA4177-1 8-Lead SOIC Pin Configuration Table 6. ADA4177-1 Pin Function Descriptions Pin No.MnemonicDescription 1, 5, 8 NIC Not Internally Connected. 2 −IN Inverting Input Channel. 3 +IN Noninverting Input Channel. 4 V− Negative Supply Voltage. 6 OUT Output Channel. 7 V+ Positive Supply Voltage. Rev. E | Page 9 of 33 Document Outline Features Applications General Description Pin Connection Diagram Revision History Specifications Electrical Characteristics, ±5 V Electrical Characteristics, ±15 V Absolute Maximum Ratings Maximum Power Dissipation Thermal Resistance ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Theory of Operation Applications Information Active Overvoltage Protection Common Protection Methods Add an External Series Input Resistor Add External Clamping Diodes Input Protection Circuit Limiting Overvoltage Current Out of the Positive Supply Pin EMI Protection Self Heating Using the ADA4177-1/ADA4177-2/ADA4177-4 as a Comparator Output Phase Reversal Proper Printed Circuit Board (PCB) Layout Long-Term Drift Temperature Hysteresis Outline Dimensions Ordering Guide