WMSIC Electronic Components

TC7S66FU(TE85L,F) TC7S66FU

ModelTC7S66FU(TE85L,F)
PackageSOT-353
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 TC7S66FU(TE85L, F)
Type
TOSHIBA
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TOSHIBA
Electronic Component
TC7S66FU(TE85L,F)
Electronic Component
1
Package
SOT-353
Electronic Component
Logic Gate
Electronic Component
0.028g
Electronic Component
1
Channel Count
1
Electronic Component
BM0258688304
Operating Temperature
40℃~+85℃
Operating Voltage
2V~12V
Channel Count
2
Static Current(Iq)
1uA
(tpd)
4ns@12V,50pF
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.

TC7S66FU(TE85L,F) — 产品概述

一、概述

TC7S66FU(TE85L,F) 是东芝(TOSHIBA)推出的一款单路单刀单掷(Single SPST)模拟开关,采用紧凑的 SOT-353 5 引脚封装。器件适用于 2V ~ 12V 宽工作电压范围,针对便携式与低功耗系统做了静态电流优化(Iq ≈ 1 μA),在射频/音视频通路选择、传感器信号路由以及电源/信号切换等场景中具有良好适应性。

二、主要电气参数

  • 工作电压(VCC):2 V ~ 12 V(宽电压范围,便于多种系统电源兼容)。
  • 静态电流(Iq):典型 1 μA(有利于电池供电和待机功耗控制)。
  • 输入高电平阈值(VIH):6.3 V;1.5 V;3.15 V;8.4 V(阈值随工作电压及具体测试条件变化,请以正式数据手册为准)。
  • 输入低电平阈值(VIL):2.7 V;3.6 V;1.35 V;500 mV(同上,具体数值依工作点不同而不同)。
  • 传播延迟(tpd):4 ns @ VCC = 12 V,负载 CL = 50 pF(快速开关响应,适合高速模拟信号切换)。
  • 工作温度范围:-40 ℃ ~ +85 ℃。

备注:输入阈值在不同 VCC 和温度条件下会变化,设计时请参考完整数据手册以确认具体的 VIH/VIL 对应关系与测试条件。

三、封装与引脚

  • 封装:SOT-353(超小型 5 引脚)。
  • 引脚数目/功能:5 引脚设计适合单路开关布局,具体引脚定义(如 COM、NO/NC、EN/CTRL、VCC、GND)请参阅原厂管脚图与封装尺寸说明。由于封装尺寸小,适用于空间受限的 PCB 布局。

四、典型应用场景

  • 便携式设备中的模拟信号接通/断开(如耳机、麦克风或传感器前端)。
  • 音频/视频信号路由与多路复用。
  • 测量仪器或数据采集系统中的通道选择。
  • 低功耗系统的信号断电与节能管理。
  • 通用模拟开关应用(开/关控制、信号隔离)。

五、设计建议与注意事项

  • 控制电平匹配:由于器件支持宽电压,请确保控制逻辑电平与器件 VIH/VIL 要求匹配;若控制信号电压高于器件 VCC,需采取电平移位或限压保护。
  • 旁路电容:为保证开关性能与抗干扰能力,建议在 VCC 近端放置 0.1 μF 的去耦电容并靠近封装焊盘。
  • 负载与上升/下降时间:给出的 tpd(4 ns @12 V, CL=50 pF)是在特定负载下测得,实际系统中更高的负载电容会增加延迟与失真,设计时应控制线长与输入电容。
  • 布局与散热:SOT-353 体积小,热阻较高;在高频或连续大电流切换场景(若有)需注意 PCB 铜箔散热与引脚焊盘。
  • ESD 与浪涌保护:根据应用环境考虑对输入/输出端添加抑制器件(如 TVS 二极管、串联电阻),以提高可靠性。

六、优势亮点

  • 宽工作电压(2–12 V),可兼容多种系统电源架构。
  • 极低静态电流(≈1 μA),非常适合电池供电与待机节能场景。
  • 快速开关(典型 tpd 4 ns @12 V/50 pF),适用于对延迟有要求的模拟信号切换。
  • 小型封装(SOT-353)利于高密度板级集成。

总结:TC7S66FU(TE85L,F) 是一款面向低功耗、小尺寸与较高切换速度需求的单路模拟开关。其宽电压与超低静态电流特性使之在便携设备与电源受限的系统中具有明显优势。有关详细引脚定义、电气特性曲线及典型应用电路,请以东芝官方数据手册为准,并在设计前核对器件的具体测试条件与限制。

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