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AN3632

Title
Title
Constant-Current Driver Using the Analog Signal Conditioning (OPAMP) Peripheral
Name
Name
AN3632
Date
Date
09/11/2020
Description
Description
This application note describes how to use the Analog Signal Conditioning (OPAMP) peripheral to implement a constant-current driver using just one external resistor. The OPAMP peripheral also provides the ability to adjust the current setting under firmware control.

Silicon Products

Title Product Title
AVR32DB48
Analog Signal Conditioning, Multi-Voltage I/O
AVR32DB48 Analog Signal Conditioning, Multi-Voltage I/O
AVR32DB28
Analog Signal Conditioning, Multi-Voltage I/O
AVR32DB28 Analog Signal Conditioning, Multi-Voltage I/O
AVR32DB32
Analog Signal Conditioning, Multi-Voltage I/O
AVR32DB32 Analog Signal Conditioning, Multi-Voltage I/O
AVR128DB64
Analog Signal Conditioning, Multi-Voltage I/O
AVR128DB64 Analog Signal Conditioning, Multi-Voltage I/O
AVR128DB28
Analog Signal Conditioning, Multi-Voltage I/O
AVR128DB28 Analog Signal Conditioning, Multi-Voltage I/O
AVR128DB48
Analog Signal Conditioning, Multi-Voltage I/O
AVR128DB48 Analog Signal Conditioning, Multi-Voltage I/O
AVR128DB32
Analog Signal Conditioning, Multi-Voltage I/O
AVR128DB32 Analog Signal Conditioning, Multi-Voltage I/O
AVR64DB32
Analog Signal Conditioning, Multi-Voltage I/O
AVR64DB32 Analog Signal Conditioning, Multi-Voltage I/O
AVR64DB48
Analog Signal Conditioning, Multi-Voltage I/O
AVR64DB48 Analog Signal Conditioning, Multi-Voltage I/O
AVR64DB28
Analog Signal Conditioning, Multi-Voltage I/O
AVR64DB28 Analog Signal Conditioning, Multi-Voltage I/O
AVR64DB64
Analog Signal Conditioning, Multi-Voltage I/O
AVR64DB64 Analog Signal Conditioning, Multi-Voltage I/O