Texas Instruments Evaluation Module for DRV8841 DRV8841EVM DRV8841EVM 데이터 시트
제품 코드
DRV8841EVM
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
SLVSAC0E – MAY 2010 – REVISED AUGUST 2013
FUNCTIONAL DESCRIPTION
PWM Motor Drivers
The DRV8841 contains two H-bridge motor drivers with current-control PWM circuitry. A block diagram of the
motor control circuitry is shown in
motor control circuitry is shown in
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 © 2010–2013, Texas Instruments Incorporated
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