HR4988E

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HR4988E

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Specifications

Manufacturer Jiaxing Heroic Elec Tech
Package QFN-28-EP(5x5)
Operating Temperature -40℃~+85℃
Interface STEP/DIR
Step Resolution 16

Overview

Description

HR4988E is typically a course focused on advanced topics in Human Resources management. It may cover areas such as talent acquisition, employee engagement, performance management, and labor relations. The course aims to equip students or professionals with strategic HR skills to enhance organizational effectiveness and employee satisfaction. Participants often engage with case studies, current HR trends, and best practices, preparing them for leadership roles in HR. The curriculum may also emphasize the importance of diversity, equity, and inclusion in the workplace, as well as the impact of technology on HR processes. Overall, HR4988E serves as a critical component for those looking to deepen their understanding of HR functions and strategic management in a rapidly evolving business environment.

Features

The HR4988E is a microstepping driver designed for controlling bipolar stepper motors. Key features include:
1. Microstepping Capability: Supports up to 1/16 microstepping, allowing for smoother motion and higher resolution.

2. Current Control: Offers adjustable current settings to accommodate various motor specifications, enhancing performance and efficiency.
3. Protection Features: Integrated thermal shutdown, overcurrent protection, and undervoltage lockout to safeguard both the driver and the motor.
4. Simple Interface: Features easy wiring and control with step and direction inputs for simple integration into various applications.
5. Compact Size: Designed with a small footprint, making it suitable for space-constrained projects.
6. Voltage Range: Operates over a wide voltage range, typically from 12V to 35V, offering flexibility in power supply options.
These features make the HR4988E an ideal choice for robotics, CNC machines, and other applications requiring precise motor control.

Package

The HR4988E is typically available in a LQFP (Low-profile Quad Flat Package) format, which features a square shape with pins on all four sides, allowing for surface mounting on PCBs.

Pinout

The HR4988E is a dual H-bridge motor driver IC commonly used for driving stepper motors. It features a total of 28 pins.
Key functions of the HR4988E include:
- Motor Control: It drives two-phase stepper motors, allowing for bipolar operation.
- Current Control: It includes adjustable current limiting, which helps in managing motor performance and thermal protection.
- Microstepping: The HR4988E supports various microstepping settings to enhance precision and reduce vibrations.
- Protection Features: It provides built-in thermal shutdown and overcurrent protection to safeguard the IC and the motor.
The pinout includes inputs for control signals (like step, direction), outputs for motor connections, and power supply and ground pins essential for operation. Overall, the HR4988E is widely used in robotics and automation applications for effective motor control.

Manufacturer

The HR4988E is manufactured by Hong Kong HRS Technology Co., Ltd. This company specializes in producing integrated circuits and semiconductor devices, primarily focusing on motor driver ICs and other related electronic components. HRS Technology caters to industries such as robotics, consumer electronics, and automation, providing innovative solutions for controlling various types of motors, including stepper motors. Their products are widely used in applications requiring precise motion control, making them a key player in the electronics and automation sectors.

Application

HR4988E is a high-performance, low-power microcontroller primarily used in industrial automation, smart home devices, automotive applications, and consumer electronics. Its versatility allows for applications in IoT devices, wearable technology, and robotics, where efficient processing and connectivity are essential. Additionally, it supports data logging and real-time monitoring in various sectors, enhancing operational efficiency and user experience.

Equivalent

The HR4988E stepper motor driver chip is compatible with several products, including the A4988, DRV8825, and TMC2208. These drivers offer similar functionalities for controlling stepper motors, though specifications like current handling and microstepping capabilities may vary. Always check the datasheets for specific features and pin compatibility before substituting.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

1. PayPal

2. Credit/ Debit Card

3. Wire Transfer

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