제품 상세 정보

Number of full bridges 2 Vs (min) (V) 8 Vs ABS (max) (V) 35 Full-scale current (A) 2.5 Peak output current (A) 3.5 RDS(ON) (HS + LS) (mΩ) 370 Sleep current (µA) 3 Control mode STEP/DIR Control interface Hardware (GPIO) Microstepping levels 8 Features Current Regulation Rating Catalog Operating temperature range (°C) -40 to 85
Number of full bridges 2 Vs (min) (V) 8 Vs ABS (max) (V) 35 Full-scale current (A) 2.5 Peak output current (A) 3.5 RDS(ON) (HS + LS) (mΩ) 370 Sleep current (µA) 3 Control mode STEP/DIR Control interface Hardware (GPIO) Microstepping levels 8 Features Current Regulation Rating Catalog Operating temperature range (°C) -40 to 85
HTSSOP (PWP) 28 62.08 mm² 9.7 x 6.4
  • Pulse Width Modulation (PWM) Microstepping Motor Driver
    • Built-In Microstepping Indexer
    • Up to 8 Microsteps/Step
    • Step and Direction Control
    • Programmable Mixed Decay, Blanking, and Off Time
  • Up to 2.5-A Current Per Winding
  • Low 0.37-Ω (HS + LS) MOSFET RDS(ON) (25°C)
  • 8-V to 35-V Operating Supply Voltage Range
  • Pin to Pin Upgrade for DRV8811 With Lower RDS(ON)
  • Thermally-Enhanced Surface Mount Package
  • Protection Features
    • VM Undervoltage Lockout (UVLO)
    • Overcurrent Protection (OCP)
    • Thermal Shutdown (TSD)
  • Pulse Width Modulation (PWM) Microstepping Motor Driver
    • Built-In Microstepping Indexer
    • Up to 8 Microsteps/Step
    • Step and Direction Control
    • Programmable Mixed Decay, Blanking, and Off Time
  • Up to 2.5-A Current Per Winding
  • Low 0.37-Ω (HS + LS) MOSFET RDS(ON) (25°C)
  • 8-V to 35-V Operating Supply Voltage Range
  • Pin to Pin Upgrade for DRV8811 With Lower RDS(ON)
  • Thermally-Enhanced Surface Mount Package
  • Protection Features
    • VM Undervoltage Lockout (UVLO)
    • Overcurrent Protection (OCP)
    • Thermal Shutdown (TSD)

The DRV8818 provides an integrated stepper motor driver solution for printers, scanners, and other automated equipment applications. The device has two H-bridge drivers, as well as microstepping indexer logic to control a stepper motor.

The output driver block for each consists of N-channel power MOSFETs configured as full H-bridges to drive the motor windings.

A simple STEP/DIRECTION interface allows easy interfacing to controller circuits. The mode pins allow for configuration of the motor in full-step, half-step, quarter-step, or eighth-step modes. Decay mode and PWM off time are programmable.

Internal shutdown functions are provided for over current protection, short circuit protection, under-voltage lockout and overtemperature.

The DRV8818 is packaged in a 28-pin HTSSOP package with PowerPAD.

The DRV8818 provides an integrated stepper motor driver solution for printers, scanners, and other automated equipment applications. The device has two H-bridge drivers, as well as microstepping indexer logic to control a stepper motor.

The output driver block for each consists of N-channel power MOSFETs configured as full H-bridges to drive the motor windings.

A simple STEP/DIRECTION interface allows easy interfacing to controller circuits. The mode pins allow for configuration of the motor in full-step, half-step, quarter-step, or eighth-step modes. Decay mode and PWM off time are programmable.

Internal shutdown functions are provided for over current protection, short circuit protection, under-voltage lockout and overtemperature.

The DRV8818 is packaged in a 28-pin HTSSOP package with PowerPAD.

다운로드 스크립트와 함께 비디오 보기 동영상

관심 가지실만한 유사 제품

open-in-new 대안 비교
다른 핀 출력을 지원하지만 비교 대상 장치와 동일한 기능
DRV8424 활성 통합 전류 감지 및 1/256 마이크로스테핑을 지원하는 35V, 2.5A 양극 스테퍼 드라이버 DRV8424 is a newer device with integrated current sensing, smart tuning, high microstepping, P2P scalable family & smooth quiet motion
DRV8434 활성 통합 전류 감지 및 1/256 마이크로스테핑을 지원하는 48V 2.5A 양극 스테퍼 모터 드라이버 DRV8434 is a newer device with integrated current sensing, smart tuning, P2P scalable family and smooth quiet motion
비교 대상 장치와 유사한 기능
DRV8886 활성 통합 전류 감지 및 1/16 마이크로스테핑을 지원하는 37V 2A 양극 스테퍼 모터 드라이버 The DRV8886 includes Integrated Current Sensing for 24V applications

기술 자료

star =TI에서 선정한 이 제품의 인기 문서
검색된 결과가 없습니다. 검색어를 지우고 다시 시도하십시오.
14개 모두 보기
유형 직함 날짜
* Data sheet DRV8818 Stepper Motor Controller IC datasheet (Rev. E) PDF | HTML 2016/01/19
Application note How to Reduce Power Consumption in Stepper Motor Drivers Using Holding Torque PDF | HTML 2024/08/16
Application note Understanding Motor Driver Current Ratings (Rev. A) PDF | HTML 2024/07/05
Application note Best Practices for Board Layout of Motor Drivers (Rev. B) PDF | HTML 2021/10/14
Application note Calculating Power Dissipation for a H-Bridge or Half Bridge Driver (Rev. A) PDF | HTML 2021/07/22
Application note Current Recirculation and Decay Modes (Rev. A) PDF | HTML 2021/04/20
Application note Intelligent Stepper Motor Driver (Rev. B) PDF | HTML 2021/01/20
Application note Methods to Configure Current Regulation for Brushed and Stepper Motors (Rev. B) PDF | HTML 2021/01/19
Application note High Resolution Microstepping Driver With the DRV88xx Series (Rev. A) PDF | HTML 2020/12/21
Application note PowerPAD™ Thermally Enhanced Package (Rev. H) 2018/07/06
EVM User's guide DRV8818 EVM GUI (Rev. A) 2017/04/27
More literature TM4C123x Stepper Motor Control Product Summary 2015/07/06
Analog Design Journal Applying acceleration and deceleration profiles to bipolar stepper motors 2012/07/17
Application brief PowerPAD™ Made Easy (Rev. B) 2004/05/12

설계 및 개발

추가 조건 또는 필수 리소스는 사용 가능한 경우 아래 제목을 클릭하여 세부 정보 페이지를 확인하세요.

평가 보드

DRV8818EVM — DRV8818 평가 모듈

The DRV8818 evaluation module (EVM) demonstrates the capabilities and performance of the DRV8818 integrated micro-stepping motor driver from Texas Instruments. This EVM comes with an on-board MSP430 microprocessor which has been pre-programmed for standalone operation. The regulated voltage for the (...)

사용 설명서: PDF
TI.com에서 구매 불가
지원 소프트웨어

SLVC415 DRV8818 Software

지원되는 제품 및 하드웨어

지원되는 제품 및 하드웨어

제품
스테퍼 모터 드라이버
DRV8818 통합 전류 감지 및 1/8 마이크로스테핑을 지원하는 35V 2.5A 양극 스테퍼 모터 드라이버
하드웨어 개발
평가 보드
DRV8818EVM DRV8818 평가 모듈
패키지 CAD 기호, 풋프린트 및 3D 모델
HTSSOP (PWP) 28 Ultra Librarian

주문 및 품질

포함된 정보:
  • RoHS
  • REACH
  • 디바이스 마킹
  • 납 마감/볼 재질
  • MSL 등급/피크 리플로우
  • MTBF/FIT 예측
  • 물질 성분
  • 인증 요약
  • 지속적인 신뢰성 모니터링
포함된 정보:
  • 팹 위치
  • 조립 위치

권장 제품에는 본 TI 제품과 관련된 매개 변수, 평가 모듈 또는 레퍼런스 디자인이 있을 수 있습니다.

지원 및 교육

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