WMSIC Electronic Components

TBD62084AFNG(Z,EL) TBD62084AFNG

ModelTBD62084AFNG(Z,EL)
PackageSOP-18
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 22+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
TOSHIBA TBD62084AFNG(Z, EL)
Type
TOSHIBA
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TOSHIBA
Electronic Component
TBD62084AFNG(Z,EL)
Electronic Component
1
Package
SOP-18
Electronic Component
Darlington Transistor Array
Electronic Component
0.14g
Electronic Component
1
Channel Count
Electronic Component
Electronic Component
BM0265138864
Operating Temperature
40℃~+85℃
Current(Ir)
1uA
(Vf)
2V
Current(on)
0.1mA
Current(off)
1uA
Electronic Component
Electronic Component

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

TBD62084AFNG(Z,EL) 产品概述

一款面向外设驱动的高可靠性多通道晶体管阵列,TBD62084AFNG(Z,EL) 由东芝出品,适合与单片机、逻辑电路直接接口,用于驱动继电器、步进电机线圈、继电器线圈、指示灯、LED 阵列等外围负载。器件以 8 路输出为特征,单通道可承受最高 50 V 集射极击穿电压与 0.5 A 输出电流,工作温度范围宽(-40 ℃ 至 +85 ℃),并提供 SSOP/SOP-18 封装形式,适配工业级应用。

一、主要规格一览

  • 通道数:8 路输出
  • 输出能力:50 V / 0.5 A(单通道额定)
  • 集-射极击穿电压 (Vceo):50 V
  • 输入端最高电压 (VI):30 V
  • 输入电流(导通)IIN(on):约 0.1 mA(逻辑级驱动电流低,便于 MCU 直接驱动)
  • 输入电流(截止)IIN(off):约 1 μA(低漏电,利于节能与静态稳定)
  • 正向压降(Vf):约 2 V(器件内部二极管或驱动二极管的正向压降项)
  • 反向漏电流(Ir):约 1 μA
  • 工作温度范围:-40 ℃ ~ +85 ℃
  • 封装:SOP-18 / SSOP(型号后缀 Z、EL 通常表示不同包装/无铅与卷带包装选项,请以具体采购规格为准)
  • 品牌:TOSHIBA(东芝)

二、功能与主要特点

  • 多通道达林顿/晶体管阵列结构,适合从逻辑/微控制器电平放大到驱动中等功率负载。
  • 每通道高压、大电流输出能力(50 V / 0.5 A),可直接驱动感性或阻性负载。
  • 输入驱动电流小,微控制器或逻辑门即可轻松驱动,降低系统级功耗。
  • 低输入漏电流,有助于静态功耗控制与信号完整性。
  • 封装紧凑(SOP-18/SSOP),便于高密度 PCB 布局与工业化生产。

三、典型应用场景

  • 继电器驱动、阀门与电磁铁控制
  • 步进电机、直流电机驱动(作为驱动级或中间级)
  • LED 阵列、指示灯与灯组驱动
  • 打印机、传真机、自动售货机等机电控制单元
  • 工业 I/O 扩展、外围设备接口模块

四、设计与使用要点

  • 电源与地:确保输出侧电源与器件地可靠连通,避免地回路电位差引起误动作。
  • 输入驱动:由于输入导通电流约 0.1 mA,单片机 I/O 可直接驱动,但对于高速切换或较长驱线,建议在输入端并联小电容或使用短线以降低干扰。
  • 感性负载保护:若应用中包含电机线圈或继电器等感性负载,优先确认器件是否内置输出抑制二极管(TBD62084 系列通常支持抑制二极管);若不确定或为更大电感能量,建议在外部并接合适的续流二极管或 RC 吸收网络以吸收反向峰值。
  • 不要超过标称极限:输入电压不得超过 30 V,输出端在工作时应避免超过 Vceo(50 V),同时留出安全裕量以防浪涌。
  • 并联使用注意:若为更大电流需求考虑并联通道,应谨慎评估通道一致性与散热分配,推荐通过外部分流与散热设计实现,而非直接简单并联。

五、热管理与 PCB 布局建议

  • 散热设计:单通道在高电流工作时会产生显著功耗,整器件多通道同时工作时总功耗累加,需在 PCB 上留出散热路径与较宽的铜箔,必要时在器件附近配置散热铜块或通过孔(VIA)导热至内层/底层散热面。
  • 布局:将电源回路与高电流回路尽量靠近,缩短信号到负载的走线长度,减小寄生电感。将易受干扰的数字信号线与大电流回路分开布线。
  • 去耦电容:在输出电源与地之间靠近负载处放置去耦电容抑制瞬态电压尖峰,保护器件稳定工作。

六、采购与可靠性说明

  • 后缀含义:型号尾缀(如 Z、EL)通常与无铅处理、封装细节或卷带/盘装有关,采购时请以东芝官方数据手册与供应商规格为准。
  • 温度与可靠性:器件工作温度覆盖工业级范围(-40 ℃ 至 +85 ℃),适合多数工业与消费类环境,但在高温或高负载场景应做降额设计以延长使用寿命。
  • 质量保证:选择正规渠道采购并参考原厂 Datasheet、封装图与焊接工艺规范,保证焊接与洗板工艺不损伤器件。

总结:TBD62084AFNG(Z,EL) 是一款面向通用外围驱动的 8 路高电压大电流输出器件,具有低输入驱动需求、工业级温度范围与紧凑封装,适用于多种控制与驱动场景。设计时应重视热管理、感性负载抑制与 PCB 布局,以保证长期可靠运行。

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