DO-PWM – Direct output PWM
SD011The Direct output PWM block sets PWM output(s) directly to ‘0’ or ‘1’. This technique is typically used for Model Predictive Control (TN162) or Direct…
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CB-PWM – Carrier-based PWM
The Carrier-based PWM block generates PWM signals based on one of the 4 carrier shape illustrated below: triangle, sawtooth, inverted triangle, inverted sawtooth. When using…
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PWM – Pulse Width Modulators
The Pulse Width Modulators (PWM) share the dead-time generation and the activate/deactivate features, configured through the output mode, deadtime, and activate parameters. The said PWM…
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CLK – Clock generators
This page is based on SDK 2025.2. Imperix controllers feature 4 clock generators, CLK0, CLK1, CLK2 and CLK3, running at 250 MHz. They provide time bases…
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CONFIG – Control task configuration
SD001
This page is based on SDK 2025.2. The CONFIG block is mandatory and serves to configure the main clock CLK0, the sampling clock SCLK and…
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Three-phase PV inverter for grid-tied applications
This example implements the control for a three-phase PV inverter. Such a system can be typically found in small industrial photovoltaic facilities, which are directly…
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Three-phase Voltage Source Inverter (VSI)
TN152
This example generates three phase alternating currents from a voltage source inverter in an open loop manner. It can be used in a grid-forming application.
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DC bus pre-charge from the AC mains
TN131
In voltage source converters, pre-charging the inverter DC bus is required before connecting it to external voltage sources, so that to avoid inrush currents that may be destructive.
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Fictive axis emulation (FAE) for single-phase inverter
TN124
Fictive axis emulation is a vector control technique that is mostly used in single-phase inverter applications, where the second axis β of a rotating reference…
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Maximum Power Point Tracking (MPPT) algorithms
Some power sources, like solar panels, present power characteristics that strongly depend on the operating conditions. In such cases, Maximum Power Point Tracking (MPPT) is often applied to maximize the extracted power.
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