DRV8843PWPR

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DRV8843PWPR

IC MTR DRVR BIPLR 8.2-45V 28SSOP

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Spécifications

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 (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 DRV8843

Vue d'ensemble

Description

The DRV8843PWPR is a dual H-bridge motor driver designed by Texas Instruments for controlling bi-directional DC motors and stepping motors. It operates with a supply voltage range of 2.5V to 10.8V and can deliver up to 1.5A per channel. The device features integrated protection mechanisms, including overcurrent protection, thermal shutdown, and undervoltage lockout, enhancing reliability in various applications.
Key features include PWM control for speed regulation, micro-stepping capabilities for precision operation, and fault reporting for diagnostic purposes. The DRV8843 supports both direct and reverse motor control, making it suitable for robotics, printers, and automation systems. Its compact QFN package allows for space-efficient designs in embedded applications.
Overall, the DRV8843PWPR is ideal for users looking for a versatile and efficient solution for motor control in compact electronic devices.

Features

The DRV8843PWPR 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 bi-directional control of a single motor.
2. Voltage Range: Operates from 2.7V to 10.8V, making it suitable for various applications.
3. Current Control: Supports up to 2.5A per H-bridge with thermal shutdown protection.
4. PWM Control: Enables precise speed control through pulse-width modulation.
5. Integrated Protection: Includes features like overcurrent protection, undervoltage lockout, and thermal shutdown.
6. Fault Detection: Provides diagnostic feedback through fault flags for enhanced reliability.
7. Small Package: Available in a compact HTQFN package for space-constrained designs.
8. Ease of Use: Simplifies motor control with minimal external components required.
This combination of features makes the DRV8843PWPR well-suited for robotics, automation, and other motor control applications.

Package

The DRV8843PWPR is packaged in a HTQFP (Thin Quad Flat Package) with 48 pins. This package type is designed for surface mounting and provides efficient thermal performance and compact size.

Pinout

The DRV8843PWPR is a dual H-bridge motor driver from Texas Instruments with a total of 16 pins. It is designed to control bipolar stepper motors and DC motors.
### Pin Count:
- Total Pins: 16
### Pin Functions:
1. VM: Motor supply voltage.
2. GND: Ground connection.
3. OUTA, OUTB: Outputs to motor windings A and B.
4. nSLEEP: Sleep mode control, active low.
5. nFAULT: Fault indication output, active low.
6. PWM: Pulse-width modulation input for speed control.
7. DECAY: Decay mode configuration.
8. DIR: Direction control input.
9. ISEN: Current sensing inputs for motor current feedback.
10. SR: Step resolution control.
11. CTL and other control signal pins for configuring motor operation modes.
This configuration allows for flexible control of motor motion, speed, and direction.

Manufacturer

The DRV8843PWPR is manufactured by Texas Instruments (TI), a prominent American technology company. Texas Instruments designs and produces a wide range of semiconductor products, including analog chips, embedded processors, and microcontrollers. The company is well-known for its innovation in the electronics industry and serves various markets, such as automotive, industrial, consumer electronics, and communications. TI focuses on providing high-performance solutions that enhance the functionality and efficiency of electronic devices.

Application

The DRV8843PWPR is a dual H-bridge motor driver primarily used in applications such as robotics, automated guided vehicles, and industrial automation. It is suitable for driving DC motors, stepper motors, and small actuators in toys, appliances, and home automation systems. Its features, including integrated current sensing and low standby power, make it ideal for battery-powered devices and precision motor control applications.

Equivalent

Equivalent products to the DRV8843PWPR include the DRV8833, DRV8842, and A4988. These chips are used for motor control applications but may differ in features such as current rating, voltage range, and control methods. Always consult the respective datasheets for specific compatibility and functionality.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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