33395 Evaluation Motor Board
DRM33395 Designer Reference Manual
Schematics and Parts List
25
33395 Evaluation Motor Board
Section 4. Schematics and Parts List
4.1 Contents
4.2
Overview ..................................................................................25
4.3
Schematics ...............................................................................25
4.4
Parts List...................................................................................32
4.2 Overview
A set of schematics for the SMOS EVM motor board appears in
Figure 4-1
up to
Figure 4-5
. An overview of the whole board is
presented in
Figure 4-1
(or
Figure 4-1a
) . The 3-phase H-bridge,
including gate driver, is depicted in
Figure 4-2
. Current feedbacks are
presented in
Figure 4-3
. Back-EMF signals are shown in
Figure 4-4
.
The brake control is illustrated in
Figure 4-5
. Brushless dc motor
connections are shown in
Figure 4-6
.
Unless otherwise specified, resistor values are in ohms, resistors are
specified as 1/8 watt ±5%, and interrupted lines coded with the same
letters are electrically connected.
4.3 Schematics
The schematics for the SMARTMOS evaluation motor board are
rendered on the following pages.
