WMSIC Electronic Components

TB67S109AFNG(O,EL) TB67S109AFNG

ModelTB67S109AFNG(O,EL)
PackageHTSSOP-48-EP-6.1mm
BrandTOSHIBA
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
TOSHIBA TB67S109AFNG(O, EL)
Type
TOSHIBA
Minimum package
1000 个

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TOSHIBA
Electronic Component
TB67S109AFNG(O,EL)
Electronic Component
1
Package
HTSSOP-48-EP-6.1mm
Electronic Component
Stepper Motor Driver IC
Electronic Component
0.507g
Electronic Component
1
Features
positions
Electronic Component
BM0231133675
Resistor
490mΩ
Operating Temperature
20℃~+85℃
Voltage
4.75V~5.25V
Electronic Component
8;2;32;1;16;4
Output Current
3A
Integrated Switch
Electronic Component

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

TB67S109AFNG(O,EL) 产品概述

一款面向中高功率步进电机控制的双极驱动器,TB67S109AFNG 是东芝(TOSHIBA)推出的集成化步进电机驱动解决方案。器件以宽范围电源电压、可观的相电流能力与多档细分能力为卖点,适合需精密位置控制且对体积与成本有一定要求的工业与消费类产品。

一、产品简介

TB67S109AFNG 为双极步进电机驱动器,内部集成功率开关与驱动电路,支持多档步距细分,能够直接与常见的 5V 控制逻辑接口配合使用。封装为 HTSSOP-48-EP(6.1mm),带露铜散热垫,便于 PCB 热设计与散热管理。器件设计适配从电源管理到电机保护的基本需求,便于在自动化、打印、影音器材及机器人等场景中部署。

二、主要规格参数

  • 控制电压(VCC):4.75 V ~ 5.25 V(兼容标准 5V 控制逻辑)
  • 驱动电压(VM):10 V ~ 47 V(适配较宽的电机供电范围)
  • 输出电流:最高 3 A(相电流,具体需参照热设计与电流设定方式)
  • 驱动类型:双极驱动(两相驱动)
  • 步距细分:支持 1、2、4、8、16、32 等细分模式
  • 集成开关:是(内置功率开关/MOSFET)
  • 导通电阻(Rds(on)):约 490 mΩ
  • 工作温度范围:-20 °C ~ +85 °C
  • 品牌/型号:TOSHIBA / TB67S109AFNG(O,EL)
  • 封装:HTSSOP-48-EP-6.1mm(带裸露散热垫)

三、关键特性与优势

  • 宽电压输入:VM 支持 10V–47V,能驱动较大电感与大体积步进电机,增加系统的适配性。
  • 多档细分能力:1 到 32 的细分精度,有利于平滑运动与高分辨率定位,降低振动与噪声。
  • 集成化设计:内置功率开关降低外部元件数量,简化系统设计与布板空间。
  • 相对较低的导通电阻(490 mΩ):在同等电流下能降低导通损耗,但在高电流工作时仍需注意功耗管理。
  • HTSSOP-48 封装带散热垫:便于通过 PCB 大面积铜箔与过孔进行散热,提高可靠性及持续输出能力。

四、典型应用场景

  • 3D 打印机与桌面 CNC:需要精细步距与平稳驱动的运动控制场合。
  • 家用/消费型电机驱动设备:打印机、扫描仪、光学台等。
  • 工业自动化设备:装配线、定位台、送料机构等中等功率步进电机控制。
  • 机器人与伺服辅助系统:要求多细分与较高输出电流的驱动单元。

五、使用建议与注意事项

  • 热管理:导通损耗可按 P ≈ I^2 × Rds(on) 粗略估算,例如在连续 3 A 情况下单片 MOSFET 损耗量级为约 4.4 W(实际损耗依工作模式与占空比变化)。建议在 PCB 设计时采用大面积铜箔、充分的热过孔与底部暴露焊盘来散热,并评估是否需要风冷或散热片。
  • 电源去耦与稳定:在 VM 端近芯片位置放置低 ESL/ESR 的陶瓷电容(如 0.1 μF)和大容量电解/固态电容的组合,抑制电源脉冲与电机换向时的尖峰。
  • 布线与接地:高电流回路应采用粗短走线,尽量避免长细走线产生额外电感。逻辑地与功率地应做好分割并在一点相连,露铜垫与多层铜处理有助散热与回流。
  • 微步与控制接口:使用器件前确认细分选择引脚与使能/方向/步进信号连接方式,控制端应满足 5 V 逻辑电平输入规范。
  • 电流设定与限流:根据电机额定电流与发热预算配置合适电流设定手段(若外部设定电阻或内部限流参数存在,参考器件数据手册进行设定)。
  • 环境与寿命:工作温度上限为 +85 °C,应为长期可靠性留有余量,避免在高温环境中满载长时间运行。

六、封装与环境要求

HTSSOP-48-EP(6.1 mm)封装带露铜散热垫,便于通过 PCB 实现有效热散。器件额定工作温度 -20 °C 至 +85 °C,适合多数室内与工业控制环境。但在高温、高振动或需要高长期可靠性的场合,请评估额外的散热与可靠性措施。

总结:TB67S109AFNG 是一颗面向中高功率、需要多细分与集成化方案的步进电机驱动芯片。凭借宽 VM 范围、集成开关与多档微步能力,它适用于多类精密位置控制场景。实施时需重视热设计、电源去耦与 PCB 布局以确保性能与可靠性。若需进一步的引脚说明、电路参考设计或评估计算,可参考厂商数据手册或提供具体应用场景以便给出更精确的设计建议。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.

The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.