WMSIC Electronic Components

Chipanalog CA-IS3115AW

ModelCA-IS3115AW
PackageSOIC-16-WB
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-IS3115AW
Type
CHIPANALOG
Minimum package
1000 卷

Technical parameters

Electronic Component
CHIPANALOG
Electronic Component
CA-IS3115AW
Electronic Component
1
Package
SOIC-16-WB
Electronic Component
Isolated DC / DCConverter
Electronic Component
55mV;65mV
Electronic Component
0.608g
Electronic Component
1
Electronic Component
BM0259762845
Operating Temperature
40℃~+125℃
Voltage
5V
Output Power
1.5W
Output Voltage
3.3V;3.7V;5.4V;5V
Output Current
300mA;400mA
Voltage
5kV
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.

CA-IS3115AW 产品概述

一、产品简介

CA-IS3115AW 是 Chipanalog(川土微)推出的一款高集成度隔离型 DC-DC 转换器芯片。芯片内置片上变压器并采用专有控制架构,能够在 5V 输入下高效传输最多 1.5W 功率到副边,提供完全的电气隔离(支持 2.5/5.0kV_RMS 隔离耐压)。相较于传统由绕组、开关器件与磁性件组成的分立隔离电源方案,CA-IS3115AW 所需外部元件极少、PCB 占板面积小,适合对体积与可靠性有较高要求的工业与通信应用。

二、主要规格(典型)

  • 输入电压:5V
  • 输出功率:最大 1.5W
  • 可选输出电压:3.3V / 3.7V / 5.0V / 5.4V
  • 输出电流:常见型号支持 300mA 或 400mA(具体按不同输出电压与型号而定)
  • 隔离耐压:2.5kV_RMS 或 5.0kV_RMS(可选)
  • 输出纹波:典型 55mV / 65mV(视型号与负载而定)
  • 工作温度:-40℃ ~ +125℃
  • 封装:SOIC-16-WB

三、核心特性

  1. 高集成度:片上集成变压器与控制电路,简化系统设计,节省元件和 PCB 空间。
  2. 快速动态响应:控制架构优化,能在负载突变时快速稳压,减少输出超调与下冲。
  3. 精准输出:内置稳压调节机制,保证长期稳定输出,适配对电源精度有要求的从侧电路。
  4. 完全隔离:提供工业级隔离耐压,满足信号/电源隔离和安全防护需求。
  5. 宽温度范围与高可靠性:-40℃ 至 +125℃ 工作,可用于严苛环境。

四、典型应用场景

  • 工业控制与自动化设备的隔离供电
  • 通信接口、数据采集模块的从端供电
  • 传感器、ADC/DAC 等需要隔离电源的信号链路
  • 电力电子子模块、小型隔离电源模块替代方案

五、设计与使用建议

  • 隔离与布线:保证初、次级之间的爬电距离和绝缘强度,遵守 PCB 安规距离以达到标称隔离耐压。
  • 散热与功率裕量:在高温或满载场景建议适度降额使用,必要时在 PCB 采用散热铜箔或过孔来改善热传导。
  • 输出滤波:若对纹波有更严格要求,可在副边加装低 ESR 电容或 LC 滤波器以降低输出噪声。
  • EMI 与布局:输入侧与输出侧的走线尽量分区布线,靠近封装放置去耦电容,减少辐射与回流路径。
  • 安规与测试:在最终产品中验证实际隔离电压与耐压性能,进行耐压、绝缘电阻和温升测试。

六、差异优势与替代价值

CA-IS3115AW 将变压器与控制电路高度集成,在性能接近分立解决方案的同时显著缩小了体积、降低 BOM 复杂度与调试成本。对于需要实现完全隔离且受限于空间或对可靠性有较高要求的设计,CA-IS3115AW 是一种直接、成本效益高的替代方案。

如需进一步资料(功能引脚、典型接线图、效率曲线与器件选型表),建议索取完整数据手册或联系 Chipanalog 技术支持以获取针对具体输出电压/电流型号的详细参数与参考设计。

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