SB-PWM – Sandbox PWM
SD012The FPGA sandbox PWM block allows driving the PWM output from a user-made modulator from within the FPGA. Information on FPGA edition is available on Editing…
SD012-
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DO-PWM – Direct output PWM
The 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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Rotor Field-Oriented Control (RFOC) of an induction machine
TN139
This note covers the rotor field-oriented control of an induction machine and its implementation on a user-configurable voltage-source inverter.
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DC bus balancing of NPC converters
TN129
This technical note presents various techniques for the DC bus balancing of NPC converters. These techniques are notably used in TN135, which implements a grid-tied…
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Sensorless motor control using a back-EMF Sliding-Mode Observer
This technical note addresses the sensorless control of motor drives using a back-EMF sliding-mode observer. The technique allows speed and position estimation of a Permanent…
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I-f startup method for sensorless PMSM control
This note covers the I-f startup method for speed sensorless motor control and its implementation on a programmable power converter prototype.
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