SIEMENS SLE4520

data_sheet (PDF) device DIP-28 package

applications

SIEMENS SLE4520 Application Note (PDF-12 pages)

SIEMENS SLE4520 Application Note (German) (PDF- 8 pages)

https://www.worldradiohistory.com/INTERNATIONAL/Elektor%20France/Elektor-120-1988-06.pdf (page 30-33)

application note Application Notes 3-Phase Power converter for induction motors by K.Wetzel & W. Schumbrutski (Elektor Electronics Dec. 1987) A newly developed Integrated pulse-width modulator and fast switching power FETs are the key components in a converter design which allows the good control characteristics of DC motors to be achieved with the most versatile 3-phase motor.

SIEMENS Application Note Pulse Width Modulator IC SLE 4520

SIEMENS Anwendungsbeispiel Mikrocontroller SAB 80515 und SAB 8051 mit Pulsweitenmodulations-Baustein SLE 4520
Zwei Mikrocontroller für den Einsatz in der Antriebstechnik (Umrichtertechnik).