Datasheet AD8218 (Analog Devices) - 5

Data Sheet AD8218 PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS +IN 1 8 –IN +IN 1 8 –IN V AD8218 S 2 7 REF V 2 7 REF TOP VIEW S AD8218 ENB 3 6 NC (Not to Scale) TOP VIEW ENB 3 6 NC (Not to Scale) GND 4 5 OUT GND 4 5 OUT
002
NC = NO CONNECT. DO NOT CONNECT TO THIS PIN.
09592-
NOTES
103
1. NC = NO CONNECT. DO NOT CONNECT TO THIS PIN. 2. THE EXPOSED PAD NEEDS TO BE CONNECTED TO PIN 4 (GND).
09592- Figure 2. MSOP Pin Configuration Figure 3. LFCSP Pin Configuration
Table 3. Pin Function Descriptions Pin No. Mnemonic Description
1 +IN Noninverting Input. 2 VS Supply Pin. Bypass with a standard 0.1 μF capacitor. 3 ENB Enable. Connect to GND to enable the internal 80 mV reference. 4 GND Ground. 5 OUT Output. 6 NC No Connect. Do not connect to this pin. 7 REF Reference Input. Connect to a low impedance voltage. 8 −IN Inverting Input. EPAD Exposed Pad. The exposed pad needs to be connected to Pin 4 (GND). Applies to LFCSP only. Rev. B | Page 5 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