WMSIC Electronic Components

YLPTEC B0503S-2WR3 - Converter B0503S

ModelB0503S-2WR3
PackageSIP-4
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 B0503S-2WR3
Type
SIP-4
Minimum package
25 管装

Technical parameters

Electronic Component
Electronic Component
Electronic Component
YLPTEC
Electronic Component
B0503S-2WR3
Electronic Component
1
Electronic Component
7mm
Package
SIP-4
Type
Electronic Component
Electronic Component
Isolated Power Supply Module
Electronic Component
3.29g
Electronic Component
19.5mm
Electronic Component
10mm
Electronic Component
1
Electronic Component
BM0264335043
Operating Temperature
40℃~+85℃
Switching Frequency
100kHz
Type
Electronic Component

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

B0503S-2WR3隔离电源模块产品概述

YLPTEC(易川)推出的B0503S-2WR3是一款单通道降压型隔离电源模块,主打小功率(2W)、宽温适配、安全隔离特性,采用SIP-4直插封装,广泛适用于工业控制、通信、医疗等领域的低功耗隔离供电场景,兼顾能效与可靠性。

一、产品核心定位与功能

B0503S-2WR3的核心功能是直流降压隔离转换:将4.5V~5.5V的输入电压(适配常见5V电源)稳定转换为3.3V输出,同时实现输入输出端1.5kVrms的电气隔离——既满足数字电路对3.3V供电的需求,又能阻断不同模块间的干扰传递,避免共模干扰影响系统稳定性。

二、关键性能参数详解

该模块的参数设计针对小功率隔离场景做了优化,核心参数如下:

  • 输入输出特性:输入电压范围4.5V~5.5V(覆盖USB供电、5V线性电源),输出电压固定3.3V(数字电路主流电压),最大输出功率2W(对应最大电流≈606mA),满足多数传感器、低功耗芯片的供电需求;
  • 效率与损耗:转换效率达83%(隔离电源模块中表现优异),空载输入电流仅5mA(待机损耗低,适合长期待机设备);
  • 隔离与保护:1.5kVrms隔离电压(符合基本电气安全标准),具备短路保护功能(负载短路时自动保护,故障排除后自恢复);
  • 纹波与稳定性:输出纹波噪声80mVp-p(满足多数数字电路纹波要求),最大容性负载2400uF(可直接驱动大电容,输出稳定性好);
  • 环境适应性:工作温度范围-40℃~+85℃(工业级宽温),开关频率100kHz(中等频率,平衡EMI与滤波难度)。

三、封装与物理特性

B0503S-2WR3采用SIP-4单列直插封装,引脚布局简单,便于手工焊接或自动化贴装;尺寸为19.5mm(长)×7mm(宽)×10mm(高),体积小巧,可轻松集成到空间受限的PCB设计中(如小型终端设备、嵌入式模块);封装材料具备良好耐热性与绝缘性,适配回流焊/波峰焊工艺,生产兼容性强。

四、典型应用场景

该模块的特性使其适配多类低功耗隔离场景:

  1. 工业控制:PLC IO模块、传感器节点(温度/压力传感器)供电,利用宽温与隔离功能避免工业现场电磁干扰;
  2. 通信设备:LoRa/ZigBee低功耗无线模块供电,隔离减少射频干扰对电源的影响;
  3. 医疗辅助电路:小型监测设备(血糖仪、心率传感器)供电,隔离提升电气安全;
  4. 智能家居:温湿度/门窗传感器供电,宽温适应家庭环境温度波动;
  5. 汽车电子:车载小型控制模块(座椅调节辅助电路)供电,满足车载温度波动需求。

五、优势与特性总结

B0503S-2WR3在小功率隔离电源中具备明显优势:

  • 安全隔离:1.5kVrms隔离阻断干扰,提升系统可靠性;
  • 高效可靠:83%转换效率+短路保护,减少发热并保障负载安全;
  • 宽温适配:工业级温度范围,适应 harsh环境;
  • 低功耗待机:空载5mA输入电流,节能效果显著;
  • 体积小巧:SIP-4封装节省PCB空间,适配紧凑设计;
  • 负载兼容:2400uF大容性负载能力,输出稳定。

综上,B0503S-2WR3是一款性能均衡、可靠性高的小功率隔离电源模块,适合对隔离、宽温、低功耗有需求的多种应用场景,是系统设计中电源隔离环节的实用选择。

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