WMSIC Electronic Components

MSKSEMI SP706SEN-L/TR(MS) SP706SEN

ModelSP706SEN-L/TR(MS)
PackageSOP-8
BrandMSKSEMI
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
MSKSEMI SP706SEN-L / TR(MS)
Type
MSKSEMI
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MSKSEMI
Electronic Component
SP706SEN-L/TR(MS)
Electronic Component
1
Package
SOP-8
Electronic Component
Supervisorand positions IC
Electronic Component
0.132g
Electronic Component
1
Features
positions; Gate
Electronic Component
BM0257677014
Reset
200ms
Operating Temperature
40℃~+85℃@(TA)
Operating Voltage
3.3V~5.5V
ICType
Voltage Supervisor
Voltage
2.93V
Static Current(Iq)
75uA

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

SP706SEN-L/TR(MS) 产品概述

SP706SEN-L/TR(MS) 是美森科(MSKSEMI)推出的一款多路电压监控与复位管理器,面向需要多电源监测与可靠系统复位的嵌入式与工业应用。器件采用 SOP-8 封装,工作电压范围宽 (3.3V ~ 5.5V),在宽温度 (-40℃ ~ +85℃ @Ta) 下仍能稳定工作,静态电流仅 75 µA,适合低功耗设计场景。

一、主要功能与特点

  • 支持多达 6 路被监控电压,便于对多电源轨系统进行集中监测与管理。
  • 复位低电平有效(Active Low Reset),在检测到异常电压或看门狗超时等条件时,输出复位信号以保证系统在安全状态下重启。
  • 内置手动复位功能,允许外部按键或信号触发系统重新初始化。
  • 内含看门狗定时器,用于监测 MCU 或主控逻辑运行状态,防止因软件死循环导致系统失控。
  • 复位保持时长(复位超时)约为 200 ms,满足大多数 MCU/FPGA 上电或异常恢复所需的最小复位宽度。
  • 工作电源范围 3.3V 至 5.5V,兼容常见单/多电压嵌入式平台。
  • 低静态电流 Iq = 75 µA,适合电池供电或功耗敏感场合。
  • 封装为 SOP-8,利于中小批量生产与手工焊接调试。

二、典型应用场景

  • 多电源轨的嵌入式控制板(微控制器、DSP、FPGA 等)电源监测与统一复位管理。
  • 工业控制、楼宇自动化与安防设备,需在异常电源时保证可靠复位。
  • 家用电器、智能家居终端,需要简单的手动复位按键与看门狗保护。
  • 通信与网络设备中对多路电压监控的需求。
  • 电池供电或低功耗系统,利用其超低静态电流延长待机寿命。

三、功能说明与设计要点

  • 电压监测:器件对 6 路电压进行阈值比较,阈值参考值中一项为 2.93V(针对特定被监控轨)。当任一路电压低于设定阈值时,会触发复位输出。设计时需确认每一路的阈值对应关系和允许的偏差(参考器件完整规格书)。
  • 复位输出:为低电平有效,通常外接上拉电阻至系统电源,保证正常运行时复位输出为高电平。复位信号在检测到异常或看门狗超时后保持低电平约 200 ms,以确保目标系统完成正确初始化。
  • 手动复位:支持外部短按按键或外部逻辑信号触发强制复位,适用于人工干预或维护场景。建议在手动复位输入端加入去抖电路或 RC 滤波以避免误触发。
  • 看门狗功能:用于软件异常检测与自动复位,典型用法为主控定期喂狗(kick/watchdog reset)以避免非预期复位。设计时应结合软件超时策略与喂狗节奏设置合理的超时时间(器件内置看门狗特性需参照详细手册)。

四、优势与注意事项

优势:

  • 多通道集中监控、集成看门狗与手动复位,减少外部元件与系统复杂度。
  • 低功耗与宽温工作使其在工业与便携产品中表现出色。
    注意事项:
  • 具体各监测通道的阈值精度、滞后、复位逻辑细节及看门狗超时参数建议参考原厂完整数据手册以获得准确设计依据。
  • 复位输出的上拉电阻值、去抖与滤波元件应根据目标系统输入特性与噪声环境合理选择。

五、封装与采购信息

  • 品牌:MSKSEMI(美森科)
  • 型号:SP706SEN-L/TR(MS)
  • 封装:SOP-8
  • 环境温度范围:-40℃ ~ +85℃ (@Ta)
  • 订货或样片选型时,请在向供应商或代理咨询时确认完整规格书、管脚定义及测试条件以便于系统设计与认证。

总结:SP706SEN-L/TR(MS) 为需要多轨电源监控、看门狗保护与手动复位功能的系统提供了一体化、低功耗且工控级别可靠的解决方案。对于多电源设计、工业控制与嵌入式产品,选用该器件可显著提升系统稳定性并简化硬件实现。

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