AN-105 - Current Sense Circuit Collection Making Sense of Current

Analog Devices Inc.

Published Date: December-2005

Description

Sensing and/or controlling current flow is a fundamental requirement in many electronics systems, and the techniques to do so are as diverse as the applications themselves. This Application Note compiles solutions to current sensing problems and organizes the solutions by general application type. These circuits have been culled from a variety of Linear Technology documents.

Parts

Part Number Name Companion Part
LT1004C-1.2DICE LT1004C-1.2DICE Buy Datasheet
LT1004C-1.2DICE#MILDICE LT1004C-1.2DICE#MILDICE Buy Datasheet
LT1004C-2.5DICE LT1004C-2.5DICE Datasheet
LT1004C-2.5DICE#MILDICE LT1004C-2.5DICE#MILDICE Buy Datasheet
LT1004CS8-1.2#PBF LT1004CS8-1.2#PBF Buy Datasheet
LT1004CS8-1.2#TRPBF LT1004CS8-1.2#TRPBF Buy Datasheet
LT1004CS8-2.5#PBF LT1004CS8-2.5#PBF Buy Datasheet
LT1004CS8-2.5#TRPBF LT1004CS8-2.5#TRPBF Buy Datasheet
LT1004CZ-1.2#PBF LT1004CZ-1.2#PBF Buy Datasheet
LT1004CZ-1.2#TRPBF LT1004CZ-1.2#TRPBF Buy Datasheet
LT1004CZ-2.5#PBF LT1004CZ-2.5#PBF Buy Datasheet
LT1004CZ-2.5#TRPBF LT1004CZ-2.5#TRPBF Buy Datasheet
LT1004IS8-1.2#PBF LT1004IS8-1.2#PBF Buy Datasheet
LT1004IS8-1.2#TRPBF LT1004IS8-1.2#TRPBF Buy Datasheet
LT1004IS8-2.5#PBF LT1004IS8-2.5#PBF Buy Datasheet
LT1004IS8-2.5#TRPBF LT1004IS8-2.5#TRPBF Buy Datasheet
LT1004IZ-1.2#PBF LT1004IZ-1.2#PBF Buy Datasheet
LT1004IZ-1.2#TRPBF LT1004IZ-1.2#TRPBF Buy Datasheet
LT1004IZ-2.5#PBF LT1004IZ-2.5#PBF Buy Datasheet
LT1004IZ-2.5#TRPBF LT1004IZ-2.5#TRPBF Buy Datasheet
LT1121ACS8#TRPBF LT1121ACS8#TRPBF Buy Datasheet
LT1121ACS8#PBF LT1121ACS8#PBF Buy Datasheet
LT1121ACS8-3.3#PBF LT1121ACS8-3.3#PBF Buy Datasheet
LT1121ACS8-3.3#TRPBF LT1121ACS8-3.3#TRPBF Buy Datasheet
LT1121ACS8-5#PBF LT1121ACS8-5#PBF Buy Datasheet
LT1121ACS8-5#TRPBF LT1121ACS8-5#TRPBF Buy Datasheet
LT1121AHVCS8#PBF LT1121AHVCS8#PBF Buy Datasheet
LT1121AHVCS8#TRPBF LT1121AHVCS8#TRPBF Buy Datasheet
LT1121AHVIS8#PBF LT1121AHVIS8#PBF Buy Datasheet
LT1121AHVIS8#TRPBF LT1121AHVIS8#TRPBF Buy Datasheet
LT1121AIS8#PBF LT1121AIS8#PBF Buy Datasheet
LT1121AIS8#TRPBF LT1121AIS8#TRPBF Buy Datasheet
LT1121AIS8-3.3#PBF LT1121AIS8-3.3#PBF Buy Datasheet
LT1121AIS8-3.3#TRPBF LT1121AIS8-3.3#TRPBF Buy Datasheet
LT1121AIS8-5#PBF LT1121AIS8-5#PBF Buy Datasheet
LT1121AIS8-5#TRPBF LT1121AIS8-5#TRPBF Buy Datasheet
LT1121CN8#PBF LT1121CN8#PBF Buy Datasheet
LT1121CN8-3.3#PBF LT1121CN8-3.3#PBF Buy Datasheet
LT1121CN8-5#PBF LT1121CN8-5#PBF Buy Datasheet
LT1121CS8#PBF LT1121CS8#PBF Buy Datasheet
LT1121CS8#TRPBF LT1121CS8#TRPBF Buy Datasheet
LT1121CS8-3.3#PBF LT1121CS8-3.3#PBF Buy Datasheet
LT1121CS8-3.3#TRPBF LT1121CS8-3.3#TRPBF Buy Datasheet
LT1121CS8-5#PBF LT1121CS8-5#PBF Buy Datasheet
LT1121CS8-5#TRPBF LT1121CS8-5#TRPBF Buy Datasheet
LT1121CST-3.3#PBF LT1121CST-3.3#PBF Buy Datasheet
LT1121CST-3.3#TRPBF LT1121CST-3.3#TRPBF Buy Datasheet
LT1121CST-5#PBF LT1121CST-5#PBF Buy Datasheet
LT1121CST-5#TRPBF LT1121CST-5#TRPBF Buy Datasheet
LT1121CZ-3.3#PBF LT1121CZ-3.3#PBF Buy Datasheet
LT1121CZ-3.3#TRPBF LT1121CZ-3.3#TRPBF Buy Datasheet
LT1121CZ-5#PBF LT1121CZ-5#PBF Buy Datasheet
LT1121CZ-5#TRPBF LT1121CZ-5#TRPBF Buy Datasheet
LT1121HVCS8#PBF LT1121HVCS8#PBF Buy Datasheet
LT1121HVCS8#TRPBF LT1121HVCS8#TRPBF Buy Datasheet
LT1121HVIS8#PBF LT1121HVIS8#PBF Buy Datasheet
LT1121HVIS8#TRPBF LT1121HVIS8#TRPBF Buy Datasheet
LT1121IN8#PBF LT1121IN8#PBF Buy Datasheet
LT1121IN8-3.3#PBF LT1121IN8-3.3#PBF Buy Datasheet
LT1121IN8-5#PBF LT1121IN8-5#PBF Buy Datasheet
LT1121IS8#PBF LT1121IS8#PBF Buy Datasheet
LT1121IS8#TRPBF LT1121IS8#TRPBF Buy Datasheet
LT1121IS8-3.3#PBF LT1121IS8-3.3#PBF Buy Datasheet
LT1121IS8-3.3#TRPBF LT1121IS8-3.3#TRPBF Buy Datasheet
LT1121IS8-5#PBF LT1121IS8-5#PBF Buy Datasheet
LT1121IS8-5#TRPBF LT1121IS8-5#TRPBF Buy Datasheet
LT1121IST-3.3#PBF LT1121IST-3.3#PBF Buy Datasheet
LT1121IST-3.3#TRPBF LT1121IST-3.3#TRPBF Buy Datasheet
LT1121IST-5#PBF LT1121IST-5#PBF Buy Datasheet
LT1121IST-5#TRPBF LT1121IST-5#TRPBF Buy Datasheet
LT1121IZ-3.3#PBF LT1121IZ-3.3#PBF Buy Datasheet
LT1121IZ-3.3#TRPBF LT1121IZ-3.3#TRPBF Buy Datasheet
LT1121IZ-5#PBF LT1121IZ-5#PBF Buy Datasheet
LT1121IZ-5#TRPBF LT1121IZ-5#TRPBF Buy Datasheet
LT1366CN8#PBF LT1366CN8#PBF Buy Datasheet
LT1366CS8#PBF LT1366CS8#PBF Buy Datasheet
LT1366CS8#TRPBF LT1366CS8#TRPBF Buy Datasheet
LT1491CN#PBF LT1491CN#PBF Buy Datasheet
LT1491CS#PBF LT1491CS#PBF Buy Datasheet
LT1491CS#TRPBF LT1491CS#TRPBF Buy Datasheet
LT1491IS#TRPBF LT1491IS#TRPBF Buy Datasheet
LT1495CS8#PBF LT1495CS8#PBF Buy Datasheet
LT1495CS8#TRPBF LT1495CS8#TRPBF Buy Datasheet
LT1495HS8#PBF LT1495HS8#PBF Buy Datasheet
LT1495HS8#TRPBF LT1495HS8#TRPBF Buy Datasheet
LT1495IN8#PBF LT1495IN8#PBF Buy Datasheet
LT1495IS8#PBF LT1495IS8#PBF Buy Datasheet
LT1495IS8#TRPBF LT1495IS8#TRPBF Buy Datasheet