DRV8841PWP

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DRV8841PWP

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IC MTR DRVR BIPLR 8.2-45V 28SSOP

  • FabricanteTexas Instruments

  • Peça do Fabricante #DRV8841PWP

  • Em Estoque2599

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Especificações

Atributo Valor
Part Status Obsolete
Motor Type - Stepper Bipolar
Motor Type - AC, DC Brushed DC
Function Driver - Fully Integrated, Control and Power Stage
Output Configuration Half Bridge (4)
Interface Parallel
Technology Power MOSFET
Applications General Purpose
Current - Output 1.75A
Voltage - Supply 8.2V ~ 45V
Voltage - Load 8.2V ~ 45V
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount
Package / Case 28-PowerTSSOP (0.173", 4.40mm Width)
Supplier Device Package 28-HTSSOP
Base Product Number DRV8841

Visão Geral

Description

The DRV8841PWP is a dual H-bridge motor driver IC designed for driving DC motors and stepper motors in various applications, such as robotics, automotive systems, and industrial automation. This device integrates advanced features, including current sensing, adjustable current limit, and PWM control, enabling efficient motor control.
Operating from a wide voltage range (up to 45V), the DRV8841PWP can drive motors with a peak output current of up to 3A per channel. It supports bi-directional control, allowing for versatile motor operation. The integrated protection features, including overcurrent protection, thermal shutdown, and undervoltage lockout, enhance reliability and system safety.
The DRV8841PWP is housed in a compact HTQFP package, facilitating easy integration into various designs. Its simple interface, combined with its robust performance, makes it a popular choice for engineers looking to implement efficient motor control solutions in their projects.

Equivalent

Equivalent products to the DRV8841PWP chip include the DRV8833, DRV8871, and DRV8834 from Texas Instruments. Other alternatives may include the L298N from STMicroelectronics and the A4988 from Allegro Microsystems. When selecting an equivalent, consider parameters like voltage, current ratings, and control interfaces to ensure compatibility with your application.

Features

The DRV8841PWP is a dual H-bridge motor driver designed for driving motors in various applications. Key features include:
1. Dual H-Bridge Configuration: Capable of controlling two DC motors or one stepper motor.
2. Wide Voltage Range: Operates from 6.5V to 45V, accommodating a variety of motor voltages.
3. Current Control: Offers adjustable current limiting, ensuring protection against overcurrent conditions.
4. Built-in Protection: Features thermal shutdown, undervoltage lockout, and overcurrent protection for enhanced reliability.
5. PWM Control: Supports pulse-width modulation for speed control and direction management.
6. Low Standby Current: Reduces power consumption when idle.
7. Integrated Gate Drivers: Simplifies the control logic for driving MOSFETs.
8. Compact Package: Available in a 28-pin HTQFP package, suitable for space-constrained designs.
These attributes make the DRV8841PWP suitable for robotics, automation, and various other motor control applications.

Pinout

The DRV8841PWP is a dual H-bridge motor driver IC designed for driving DC motors, stepper motors, or other inductive loads. It features a total of 28 pins.
Pin Functions:
1. VM: Motor supply voltage.
2. GND: Ground reference.
3. OUT1, OUT2, OUT3, OUT4: Outputs to drive the motor windings.
4. nSLEEP: Sleep mode control.
5. nFAULT: Fault indication output.
6. PWM: Pulse-width modulation input for speed control.
7. DIR: Direction control input.
8. PHASE: Phase control input for advanced operation.
9. ISEN: Current sensing input.
10. VREF: Reference voltage for current control.
The device supports various operational modes, including PWM control for efficient motor operation and fault detection features to protect against overcurrent and thermal shutdown.

Manufacturer

The DRV8841PWP is manufactured by Texas Instruments (TI), a well-known semiconductor company. Founded in 1930, Texas Instruments operates in the electronics industry and is recognized for its innovative technologies in analog and embedded processing. The company is a leading supplier of integrated circuits (ICs) and is involved in various sectors, including automotive, industrial, communications, and consumer electronics. TI is particularly renowned for its development of analog solutions and digital signal processors, impacting a wide range of applications from power management to embedded systems. The DRV8841PWP specifically is a motor driver IC designed for driving DC motors, stepper motors, and other inductive loads, showcasing TI's commitment to providing versatile and reliable components for various engineering applications.

Application

The DRV8841PWP is a dual H-bridge motor driver IC primarily used for controlling brushed DC motors and stepper motors in various applications. Key application areas include:
1. Robotics: For driving motors in robotic arms, wheels, and actuators.
2. Consumer Electronics: In devices like printers, scanners, and toys.
3. Industrial Automation: For motor control in conveyors and automation equipment.
4. Home Appliances: Such as washing machines and HVAC systems.
5. Automotive: For applications like power seats and window lifts.
Its features include PWM control, fault detection, and thermal protection, making it suitable for diverse motor control tasks.

Package

The DRV8841PWP is packaged in a PowerTSSOP (Thin Shrink Small Outline Package) with 28 pins. This type of package is designed for efficient thermal management and compact layout in electronic applications.

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