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DRV8231DDAR

Name: DRV8231DDAR
Rating: 4.7 (12 reviews)

33V H BRIDGE MOTOR DRIVER WITH C

제조업체
Mfr.부분 #DRV8231DDAR
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사양

Part Status	Active
Motor Type - Stepper	Bipolar
Motor Type - AC, DC	Brushed DC
Function	Driver - Fully Integrated, Control and Power Stage
Output Configuration	Half Bridge (2)
Interface	PWM
Technology	NMOS
Applications	Printer
Current - Output	3.7A
Voltage - Supply	4.5V ~ 33V
Voltage - Load	4.5V ~ 33V
Operating Temperature	-40°C ~ 150°C (TJ)
Mounting Type	Surface Mount
Package / Case	8-PowerSOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SO PowerPad
Base Product Number	DRV8231

개요

Description

The DRV8231DDAR is a dual H-bridge motor driver from Texas Instruments, designed for controlling brushed DC motors and stepper motors in various applications. It features a wide voltage range, typically from 2.5V to 10.8V, making it suitable for battery-powered devices. The device can deliver up to 1.5A of continuous output current per channel, allowing for effective motor control in relatively compact designs.
Key features include integrated PWM control for speed regulation, full- and half-bridge configurations, and thermal shutdown protection to prevent overheating. The DRV8231DDAR also supports a low-power sleep mode, enhancing energy efficiency in applications where the motor is not in use.
Its compact package (HTQFN) allows for easy integration into space-constrained designs. The device is commonly used in robotics, automation, and consumer electronics, providing reliable performance and ease of use for hobbyists and engineers alike.

Features

The DRV8231DDAR is a high-performance motor driver IC designed for driving DC motors, stepper motors, and other inductive loads. Key features include:
1. Integrated Driver: It includes dual H-bridge outputs for bi-directional control of motors.
2. Voltage Range: Operates with a power supply voltage from 2.5V to 10.8V.
3. Current Handling: Provides continuous output current up to 2A per channel and can handle peak currents up to 3A.
4. Thermal Protection: Features built-in thermal shutdown to protect the device from overheating.
5. Low Power Consumption: Offers low power sleep mode to extend battery life.
6. PWM Control: Supports pulse-width modulation (PWM) for speed control and efficient motor operation.
7. Compact Package: Available in a small 16-pin HTQFP package, saving PCB space.
8. Diagnostic Feedback: Includes fault detection with diagnostics for overcurrent and thermal issues.
Overall, the DRV8231DDAR is ideal for robotics, automotive, and appliance applications requiring efficient motor control.

Package

The DRV8231DDAR is packaged in a VQFN (Very Thin Quad Flat No-lead) package, specifically a 16-pin configuration. This package type offers a compact size and low-profile design, making it suitable for space-constrained applications.

Pinout

The DRV8231DDAR is a motor driver IC with a total of 16 pins. Its primary functions include driving DC motors in both forward and reverse directions, as well as enabling brake and coast modes.
The pin configuration includes:
1. VM: Motor supply voltage.
2. GND: Ground connection.
3. OUTA: Motor output A.
4. OUTB: Motor output B.
5. PWM: Pulse width modulation input for speed control.
6. DIR: Direction control input.
7. nFAULT: Fault indication output.
8. nSLEEP: Sleep mode control input.
9. CSP: Current sense positive.
10. CSN: Current sense negative.
11-16: Various additional pins for functionality such as protection and control features.
The DRV8231 is commonly used in applications requiring efficient motor control, such as robotics and automation. Its compact design and integrated features make it suitable for a wide range of motor driving tasks.

Manufacturer

The DRV8231DDAR is manufactured by Texas Instruments (TI), a global semiconductor company headquartered in Dallas, Texas. Texas Instruments specializes in designing and manufacturing a wide range of analog and embedded processing chips. The company is known for its innovation in various sectors, including industrial, automotive, personal electronics, and communications. TI is a key player in the semiconductor industry, providing solutions for power management, signal processing, and microcontrollers, among others. Their products are widely used in diverse applications, making them a significant contributor to the advancement of modern technology.

Application

The DRV8231DDAR is a dual H-bridge motor driver primarily used in applications such as DC motor control, stepper motors, and other inductive loads. It is ideal for robotics, automation systems, and consumer electronics, providing precise control for driving motors in applications like robotics, printers, and automotive systems. Its features include adjustable current control, thermal protection, and efficiency, making it suitable for compact and battery-powered devices.

Equivalent

Equivalent products to the DRV8231DDAR include the DRV8232, DRV8833, and L298N. These chips also serve as motor drivers but may have different specifications and features. Always verify compatibility with your specific application requirements.