Application Note About Current Sensing Circuit Concept and Fundamentals

Lots of info regarding current sensing techniques, power dissipation, input voltages, sensing resistor, op amp circuits, accuracy, range, inductance, and the measurement accuracy are described inside this application note. In the application note you can find explanation around power supply, input, measurement, disturbance, overcurrent protection, current, application, capability, and sensing techniques.

This application note tells you explanation regarding sensor, amplifier, resistance, measurement accuracy, current sensing, difference amplifier, circuit, implementations, and current sensing advantages. Here are chosen from the application note:

Current sensing is a fundamental requirement in a wide range of electronic applications. Typical applications that benefit from current sensing include: • • • • • • • • • • • Battery life indicators and chargers Overcurrent protection and supervising circuits Current and voltage regulators DC/DC converters Ground fault detectors Linear and switch-mode power supplies Proportional solenoid control, linear or PWM Medical diagnostic equipment Handheld communications devices Automotive power electronics Motor speed controls and overload protection This application note focuses on the concepts and fundamentals of current sensing circuits.

Also, this application note contains discussion such as circuits, voltage signal, techniques, short circuit detection, circuit detection, current sensing implementations, the sensing resistor, and current sensing resistors.

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