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Add driver for AD8460 #2406

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@jemfgeronimo jemfgeronimo commented Dec 20, 2024

Pull Request Description

Note: IIO Driver was patterned to the mainline AD8460 Linux driver

The AD8460 is a “bits in, power out” high voltage, high-power, high-speed driver optimized for large output current (up to ±1 A) and high slew rate (up to ±1800 V/μs) at high voltage (up to ±40 V) into capacitive loads. Combining a 14-bit high-speed DAC, a high voltage, high output current (HV-HI) analog driver, and fault monitoring and protection circuits, the AD8460 is ideally suited for high power applications such as arbitrary waveform generation (AWG), programmable power supplies, and high voltage automated test equipment (ATE).

A proprietary high-voltage BCDMOS process, novel high voltage architecture, and thermally enhanced package from Analog Devices Inc. enable this high-performance driver. A digital engine implements user-configurable features: modes for digital input, programmable supply current, and fault monitoring and programmable protection settings for output current, output voltage, and junction temperature. Analog features extend functionality: external compensation enables unlimited capacitive load drive, programmable shutdown delay, and full-scale adjustment. The AD8460 operates on high voltage dual supplies up to ±55 V and a single low voltage supply of 5 V.

PR Type

  • Bug fix (change that fixes an issue)
  • New feature (change that adds new functionality)
  • Breaking change (has dependencies in other repos or will cause CI to fail)

PR Checklist

  • I have followed the Coding style guidelines
  • I have performed a self-review of the changes
  • I have commented my code, at least hard-to-understand parts
  • I have build all projects affected by the changes in this PR
  • I have tested in hardware affected projects, at the relevant boards
  • I have signed off all commits from this PR
  • I have updated the documentation (wiki pages, ReadMe etc), if applies

@jemfgeronimo jemfgeronimo force-pushed the dev/ad8460 branch 2 times, most recently from b18020a to 513b882 Compare December 20, 2024 15:13
Add initial header and source files for AD8460 driver.

Signed-off-by: John Erasmus Mari Geronimo <Johnerasmusmari.Geronimo@analog.com>
Add initial header and source file for AD8460 IIO driver.

Signed-off-by: John Erasmus Mari Geronimo <Johnerasmusmari.Geronimo@analog.com>
Add README.rst documentation file for AD8460 alongside other
documentation related files.

Signed-off-by: John Erasmus Mari Geronimo <Johnerasmusmari.Geronimo@analog.com>
Add initial project files for both basic and IIO examples for AD8460.

Signed-off-by: John Erasmus Mari Geronimo <Johnerasmusmari.Geronimo@analog.com>
Add README.rst documentation file for project alongside other
documentation related files.

Signed-off-by: John Erasmus Mari Geronimo <Johnerasmusmari.Geronimo@analog.com>
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