DRV8842MPWPREP

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DRV8842MPWPREP

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IC MTR DRVR BIPLR 8.2-45V 28SSOP

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Specifications

Attribute Value
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 Parallel
Technology Power MOSFET
Applications General Purpose
Current - Output 3.5A
Voltage - Supply 8.2V ~ 45V
Voltage - Load 8.2V ~ 45V
Operating Temperature -55°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 28-PowerTSSOP (0.173", 4.40mm Width)
Supplier Device Package 28-HTSSOP
Base Product Number DRV8842

Overview

Description

The DRV8842MPWPREP is a dual H-bridge motor driver from Texas Instruments designed for driving bipolar stepper motors and DC motors. It features an interface suitable for controlling motor direction and speed and operates with an input voltage range of 8V to 45V. The device can deliver up to 2.5A continuous current per bridge and incorporates various protection features, including overcurrent protection, thermal shutdown, and undervoltage lockout.
Key highlights include:
- Microstepping Capability: Supports full, half, quarter, and sixth step microstepping for smooth motor control.
- PWM Control: Allows for efficient motor operation through PWM (Pulse Width Modulation) control.
- Diagnostics: Provides diagnostic outputs for fault indication, enhancing reliability in applications.
- Flexible Interface: Supports both direct and PWM control for ease of integration.
This makes the DRV8842MPWPREP suitable for robotics, industrial automation, and other applications requiring precise motor control.

Equivalent

Equivalent products to the DRV8842MPWPREP include the DRV8841, DRV8843, and DRV8835 from Texas Instruments, as they share similar features for motor control applications. Other alternatives might include the L298N from STMicroelectronics and the A4988 stepper motor driver from Allegro Microsystems. Always verify specific requirements like voltage, current ratings, and control interfaces for compatibility.

Features

The DRV8842MPWPREP is a dual H-bridge motor driver designed for driving DC motors and stepper motors. Key features include:
1. Dual H-Bridge Configuration: Allows control of two motors or a single bipolar stepper motor.
2. Voltage Range: Operates with supply voltages from 6V to 45V.
3. Current Capability: Offers up to 2.5A per H-bridge, with peak currents reaching up to 3A.
4. Integrated Protection: Includes overcurrent protection, thermal shutdown, and undervoltage lockout.
5. Microstepping: Supports microstepping for smooth motor control.
6. PWM Control: Features PWM control for speed regulation and efficient operation.
7. Fault Reporting: Provides fault status output for easier debugging.
8. Configurable Interface: Allows for various control options like PWM, direction, and standby modes.
9. Compact Package: Available in a thermally enhanced HTQFP package for better thermal performance.
These features make the DRV8842 ideal for robotics, automation, and various motor control applications.

Pinout

The DRV8842MPWPREP is a dual H-Bridge motor driver IC with a total of 16 pins. Its primary functions include driving DC motors and stepper motors. Key features of its pinout include:
1. VM (Pin 1): Motor supply voltage input.
2. GND (Pin 2): Ground.
3. AOUT1 (Pin 3): Output for motor A.
4. AOUT2 (Pin 4): Output for motor A.
5. BOUT1 (Pin 5): Output for motor B.
6. BOUT2 (Pin 6): Output for motor B.
7. DECAY (Pin 7): Decay mode selection pin.
8. nSLEEP (Pin 8): Sleep mode control pin.
9. nFAULT (Pin 9): Fault indicator.
10. PWM (Pin 10): PWM control input.
11. ISENSE (Pin 11): Current sensing input.
12. VREF (Pin 12): Reference voltage output.
13. VCP (Pin 13): Charge pump output.
14. CP (Pin 14): Charge pump capacitor connection.
15. CONFIG (Pin 15): Configuration input.
16. TEST (Pin 16): Test pin.
This configuration allows for flexible motor control, including speed and direction.

Manufacturer

The DRV8842MPWPREP is manufactured by Texas Instruments (TI), a well-known semiconductor company based in the United States. Texas Instruments specializes in designing and manufacturing a wide range of analog and digital electronic components, including microcontrollers, processors, and various types of integrated circuits (ICs).
Founded in 1930, TI has a strong focus on innovation and technology development, serving a diverse array of industries such as automotive, industrial, communications, and consumer electronics. The DRV8842MPWPREP is a motor driver IC designed for driving stepper motors, making it particularly suitable for applications in robotics, automation, and other control systems. Texas Instruments is recognized for its commitment to research and development, providing engineers and designers with comprehensive solutions and support through robust documentation and tools.

Application

The DRV8842MPWPREP is a dual full-bridge motor driver designed for applications such as DC motors, stepper motors, and other inductive loads. It is commonly used in robotics, automation systems, and industrial equipment for precise motor control. Other application areas include consumer electronics, 3D printers, and CNC machines, where efficient motor driving and control are essential. Its ability to handle high current and provide adjustable PWM control makes it suitable for various motion control tasks.

Package

The DRV8842MPWPREP is packaged in a HTQFP (Thin Quad Flat Package) with a 48-pin configuration. This package type is designed for surface mounting and provides efficient thermal performance and robust electrical connections.

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