DRV10983-Q1 Datasheet, PDF (60/72 Pages) Texas Instruments – Automotive, Three-Phase, Sensorless BLDC Motor Driver

DRV10983-Q1
SLVSD14 – JUNE 2017
9 Application and Implementation
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NOTE
Information in the following applications sections is not part of the TI component
specification, and TI does not warrant its accuracy or completeness. TI’s customers are
responsible for determining suitability of components for their purposes. Customers should
validate and test their design implementation to confirm system functionality.
9.1 Application Information
The DRV10983-Q1 device is used in sensorless 3-phase BLDC motor control. The driver provides a high-
performance, high-reliability, flexible, and simple solution for appliance fan, pump, and HVAC applications. The
following design shows a common application of the DRV10983-Q1 device.
9.2 Typical Application
0.1 µF
10 µF
10 nF
5V
47 µH
1 µF
1 µF
4.75 kW
4.75 kW
Interface to
Microcontroller
1 VCP
2 CPP
3 CPN
4 SW
5 SWGND
6 VREG
7 V1P8
8 GND
9 V3P3
10 SCL
11 SDA
12 FG
VCC 24
VCC 23
W 22
W 21
V 20
V 19
U 18
U 17
PGND 16
PGND 15
DIR 14
SPEED 13
VCC
10 µF
M
Copyright © 2017, Texas Instruments Incorporated
Figure 68. Typical Application Schematic
9.2.1 Design Requirements
Table 36 provides design input parameters and motor parameters for system design.
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