DRV8834PWPR

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DRV8834PWPR

IC MOTOR DRIVER BIPOLAR 24HTSSOP

  • Nhà sản xuất
  • Ông. Phần #DRV8834PWPR
  • Gói HTSSOP-24
  • Bảng dữ liệu
  • Có sẵn4315

100% gốc & amp; Mới

24 giờ sẵn sàng để vận chuyển

Bảo hành 365 ngày

RFQ & amp; Nhận thêm Giảm giá

Thông số kỹ thuật

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
MotorType-Stepper Bipolar
MotorType-ACDC Brushed DC
Function Driver - Fully Integrated, Control and Power Stage
OutputConfiguration Half Bridge (4)
Interface Logic
Technology Power MOSFET
StepResolution 1 ~ 1/32
Applications General Purpose
Current-Output 1.5A
Voltage-Supply 2.5V ~ 10.8V
Voltage-Load 2.5V ~ 10.8V
OperatingTemperature -40°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case 24-TSSOP (0.173, 4.40mm Width) Exposed Pad

Tổng quan

Description

The DRV8834PWPR is a stepper motor driver integrated circuit (IC) manufactured by Texas Instruments. It is designed to provide a compact and efficient solution for driving small stepper motors in various applications such as printers, scanners, robotics, and automation equipment.
Key features of the DRV8834 include:
- Low Voltage Operation: It operates with a supply voltage range from 2.5 V to 10.8 V, making it suitable for battery-powered applications.
- Microstepping: Supports microstepping with up to 1/32 steps, allowing for smooth and precise motor control.
- Current Control: Features current regulation through a fixed off-time PWM (Pulse Width Modulation) current chopping technique.
- Protection Features: Includes overcurrent, overtemperature, and undervoltage lockout protection to enhance reliability.
- Adjustable Current Limit: Allows setting the maximum motor current using an external resistor, providing flexibility for different motor types.
The DRV8834PWPR comes in a PowerPAD™ TSSOP package, which enhances heat dissipation. This IC is ideal for compact applications requiring efficient motor control with minimal power consumption and heat generation.

Features

The DRV8834PWPR is a stepper motor driver IC from Texas Instruments, designed for low-voltage applications. It supports microstepping and can drive a bipolar stepper motor in full-step, half-step, quarter-step, eighth-step, and sixteenth-step modes. Key features include:
1. Wide Voltage Range: Operates from 2.5V to 10.8V, suitable for portable and battery-powered applications.

2. Output Current: Can deliver up to 1.5A peak or 1A RMS per phase.
3. Microstepping: Supports various microstepping resolutions for precise control.
4. Low Power Sleep Mode: Includes a sleep mode to reduce power consumption when not in use.
5. Protection Features: Built-in overcurrent, short-circuit, overtemperature, and undervoltage lockout protections ensure robust performance.
6. Thermal Management: The IC has thermal shutdown protection to prevent overheating.
7. Small Package: Available in a 16-pin HTSSOP package, which is compact and suitable for space-constrained circuit designs.
These features make the DRV8834PWPR ideal for applications requiring efficient motor control with low voltage and limited space, such as 3D printers, cameras, and portable devices.

Package

The DRV8834PWPR is a stepper motor driver from Texas Instruments, and it comes in a TSSOP (Thin Shrink Small Outline Package) with a PowerPAD. This package type is compact, making it suitable for applications with space constraints, and the PowerPAD enhances thermal performance.

Pinout

The DRV8834PWPR is a stepper motor driver from Texas Instruments. It is housed in a 16-pin HTSSOP (PWP) package. The pin count for the DRV8834PWPR is 16.
Key functions of the pins include:
- Power and Ground: VCC, VM, and GND pins are used for power supply and grounding.
- Control Inputs: STEP and DIR pins for controlling step and direction of the motor.
- Mode Selection: M0 and M1 pins for selecting microstepping modes.
- Enable and Fault Indicator: nENBL pin to enable/disable the outputs, and nFAULT pin to indicate fault conditions.
- Current Regulation: VREF pin to set the current through the motor windings.
- Motor Outputs: AOUT1, AOUT2, BOUT1, BOUT2 for connecting to the motor coils.
This driver is designed for low voltage applications and supports microstepping, which allows for smoother motor operation and finer position control.

Manufacturer

The DRV8834PWPR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor design and manufacturing company that develops analog chips and embedded processors. It serves many sectors, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is well-known for its contributions to the electronics industry and focuses on innovation and the development of technology that improves the way the world works.

Application

The DRV8834PWPR is a stepper motor driver commonly used in applications requiring precise motor control, such as 3D printers, robotics, automated machinery, and camera controls. Its low voltage operation makes it suitable for battery-powered devices. Additionally, it's used in CNC machines and various consumer electronics where compact size and efficient motor control are essential.

Equivalent

The DRV8834PWPR is a stepper motor driver with low-voltage operation. Equivalent products include:
1. Allegro A4988 - A popular stepper motor driver with similar functionality.
2. Pololu DRV8825 - Another stepper motor driver with comparable features.
3. STMicroelectronics L6470 - Offers integrated motion control.
4. TMC2100 by Trinamic - Known for quiet operation and efficiency.
When selecting an equivalent, ensure compatibility with voltage, current ratings, and features needed for your specific application.

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