WMSIC Electronic Components

Chipanalog CA-IS3092VW

ModelCA-IS3092VW
PackageSOIC-16-300mil
BrandChipanalog
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Chipanalog CA-IS3092VW
Type
CHIPANALOG
Minimum package
1000 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
CHIPANALOG
Electronic Component
CA-IS3092VW
Electronic Component
1
Package
SOIC-16-300mil
Electronic Component
Isolated RS485 / 422Transceiver
Electronic Component
0.748g
Electronic Component
1
CMTI(kV/us)
150kV/us
Features
Built-in Power Supply Transformer
Electronic Component
BM0227648499
Operating Temperature
40℃~+125℃
Communication
Electronic Component
Data
500Kbps
Electronic Component
Electronic Component
Electronic Component
1000

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

CA-IS3092VW 产品概述

一、产品简介

CA-IS3092VW 是 Chipanalog(川土微)推出的一款带隔离电源的隔离型 RS-485 收发器,采用 SOIC-16-300mil 封装。器件集成了隔离式电源(isolated DC‑DC),支持 3.3V 与 5V 电源方案,面向工业现场总线与高共模干扰应用,重点优化了 EMI 性能,便于在复杂电磁环境中稳定通信。

二、主要特性

  • 最大数据速率:500 kbps(半双工通讯)
  • 隔离电压:5000 Vrms(器件两侧实现强隔离)
  • 集成隔离电源输出:3.3V / 5V(集成隔离 DC‑DC,可为隔离侧供电)
  • 集成电源工作电压:3.3V / 5V(支持常见逻辑电平供电)
  • CMTI(共模瞬变耐受):150 kV/µs,高抗干扰能力
  • 工作温度范围:-40°C ~ +125°C,适合恶劣工业环境
  • 封装:SOIC-16-300mil,便于标准 PCB 装配与替换

三、性能与优势

CA-IS3092VW 在设计上兼顾了隔离安全性与系统集成度。5000 Vrms 的隔离电压满足大多数工业隔离要求;150 kV/µs 的高 CMTI 保证在电机驱动、变频器及大型开关电源附近仍能可靠工作。集成隔离电源减少外部变压器或额外 DC‑DC 的需求,简化电源管理与系统 BOM。低 EMI 优化有助于通过严格的 EMC 认证并降低对周边设备的干扰。

四、典型应用场景

  • 工业现场总线(带隔离的 RS‑485 网段)
  • 楼宇自控与安防通信系统
  • 变频器、伺服驱动器和电机控制接口(高共模干扰环境)
  • 远程数据采集模块(RTU)、过程控制仪表
  • 需要隔离供电与信号隔离的通信接口设计

五、设计与使用建议

  • 电源旁路:在主侧与隔离侧的 VCC 及隔离输出侧各放置适当的去耦电容(近引脚放置),抑制高频噪声。
  • PCB 布局:保持主侧与隔离侧地线分离,确保爬电距离与间隙满足系统安全规范;把敏感模拟/数字信号远离隔离开关环路。
  • 总线终端与偏置:RS‑485 半双工总线需要适当终端电阻和失效保护偏置,保证空闲总线确定电平并降低反射。
  • 控制信号:DE/RE 控制逻辑应考虑传输延迟和驱动器切换时间,避免总线碰撞。
  • EMC/EMI 验证:即使器件为低 EMI 设计,仍需在系统级做滤波与屏蔽,确保满足最终产品的 EMC 要求。

CA-IS3092VW 适合希望在保持高隔离等级与抗干扰能力的同时,简化电源与接口设计的工程应用,能有效缩短开发周期并提升系统可靠性。若需更详细的引脚定义、典型电路或样板布局建议,可进一步提供电路图以便给出具体落地方案。

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