WMSIC Electronic Components

YLPTEC TD301D485H

ModelTD301D485H
PackageDIP-8
BrandYLPTEC
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
YLPTEC TD301D485H
Type
YLPTEC
Minimum package
30 未知

Technical parameters

Electronic Component
Electronic Component
Electronic Component
YLPTEC
Electronic Component
TD301D485H
Electronic Component
1
Package
DIP-8
Electronic Component
RS485Bus Module
Electronic Component
5.9g
Electronic Component
64
Electronic Component
1
Features
Signal Isolated; Power Supply Isolated
Electronic Component
BM0258715860
Operating Temperature
40℃~+85℃
Operating Voltage
3.15V~3.45V
Data
200Kbps
Electronic Component
Electronic Component
Static Current(Iq)
35mA

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

TD301D485H产品概述

一、核心性能参数梳理

TD301D485H是YLPTEC(易川)推出的带隔离功能的RS485通信器件,核心参数精准匹配中低速工业通信场景,关键指标如下:

  • 通信速率:200Kbps,满足工业控制、仪表采集等实时性需求;
  • 电气隔离:2500Vrms隔离电压,阻断接地回路干扰与浪涌冲击;
  • 组网能力:支持最大64个节点,适配多设备总线组网;
  • 工作条件:电压3.15V3.45V(适配3.3V系统),温度-40℃+85℃(工业级宽温);
  • 功耗特性:静态电流35mA,平衡性能与功耗;
  • 防护设计:内置静电保护(ESD),提升抗静电能力;
  • 封装形式:DIP-8通孔封装,便于焊接调试。

二、关键特性与优势解析

1. 安全可靠的电气隔离

2500Vrms隔离电压是核心优势:可隔离不同电位设备,避免接地回路环流干扰,同时抵御工业现场浪涌(雷击、设备开关冲击),大幅提升系统稳定性。

2. 适配多场景的通信性能

  • 200Kbps速率:兼顾实时性与传输距离(避免高速衰减),适合传感器采集、PLC通信;
  • 64节点容量:覆盖小型到中型工业系统(如10~50台设备的集中监控);
  • 无自动流控:支持用户自定义协议流控,灵活性更高。

3. 工业级环境适应性

  • 宽温工作:-40℃~+85℃适配户外、车间等 harsh 环境(如北方冬季仪表、高温车间PLC);
  • DIP-8封装:通孔设计兼容手工/批量生产,便于原型开发与后期维护。

4. 低功耗与电压适配

静态电流35mA处于同类器件中等水平,兼顾性能与功耗;3.15V~3.45V电压范围与主流MCU(STM32等)3.3V供电完全匹配,无需额外电压转换,简化系统设计。

三、典型应用场景

TD301D485H广泛适用于以下场景:

  1. 工业自动化:PLC与温度/流量传感器、阀门/电机执行器的RS485通信;
  2. 智能仪表抄表:电表、水表、燃气表集中器与终端表具的组网(64节点容量适配);
  3. 楼宇自控:HVAC(空调通风)、照明、安防设备的总线通信(宽温适配机房/户外);
  4. 小型工业监控:生产线数据采集、车间环境监测等中低速场景。

四、应用注意事项

为确保稳定工作,需注意:

  1. 电压匹配:电源严格控制在3.15V~3.45V,过压损坏器件,欠压导致通信不稳定;
  2. 总线配置:RS485总线两端并联120Ω终端电阻(可选),节点数不超64;
  3. 静电防护:安装/调试时接地手环,避免静电损坏内置防护电路;
  4. 温度控制:环境温度保持-40℃~+85℃,超温会导致性能下降。

五、总结

TD301D485H作为工业级隔离RS485器件,以2500Vrms隔离、64节点、工业宽温为核心特性,精准匹配中低速工业通信需求。DIP-8封装便于开发,3.3V适配简化设计,是小型自动化、智能仪表、楼宇自控的实用选择。

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