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DRV8843PWP Datasheet(数据表) 7 Page - Texas Instruments

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部件型号  DRV8843PWP
说明  DUAL H-BRIDGE DRIVER IC
下载  19 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
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DRV8843PWP Datasheet(HTML) 7 Page - Texas Instruments

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AOUT1
AOUT2
BOUT1
BOUT2
VM
VM
AISEN
BISEN
AIN2
Pre-
drive
Pre-
drive
VCP , VGD
VM
VM
+
-
PWM
VCP , VGD
+
-
PWM
AVREF
OCP
OCP
OCP
OCP
DECAY
BIN1
DAC
DAC
A = 5
A = 5
BI[1:0]
2
AIN1
BIN2
AI[1:0]
2
BVREF
DCM
DCM
DRV8843
www.ti.com
SLVSAS8A
– APRIL 2011 – REVISED MAY 2011
FUNCTIONAL DESCRIPTION
PWM Motor Drivers
The DRV8843 contains two H-bridge motor drivers with current-control PWM circuitry. A block diagram of the
motor control circuitry is shown in Figure 1.
Figure 1. Motor Control Circuitry
Note that there are multiple VM pins. All VM pins must be connected together to the motor supply voltage.
Copyright
© 2011, Texas Instruments Incorporated
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Product Folder Link(s): DRV8843




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